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2.18. GTPINSPECTION

These log messages refer to the GTPINSPECTION category.

2.18.1. [ID: 1519] GTP-U bearer creation completely rejected by[...]

Log Categories
GTPINSPECTION
Log Message
GTP-U bearer creation completely rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, cause, flow
Explanation
All of the request to create GTP-U bearer was rejected by endpoint.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.2. [ID: 1536] GTP-U bearer creation rejected by endpoint

Log Categories
GTPINSPECTION
Log Message
GTP-U bearer creation rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, bearerid, cause, flow
Explanation
The other endpoint rejected the request to create GTP-U bearer.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.3. [ID: 1528] GTP-U bearer deletion completely rejected by[...]

Log Categories
GTPINSPECTION
Log Message
GTP-U bearer deletion completely rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, cause, flow
Explanation
All of the request to delete GTP-U bearer was rejected by endpoint.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.4. [ID: 1512] GTP-U bearer deletion rejected by endpoint

Log Categories
GTPINSPECTION
Log Message
GTP-U bearer deletion rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, bearerid, cause, flow
Explanation
The other endpoint rejected the request to delete GTP-U bearer.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.5. [ID: 1522] GTP-U bearer modification completely rejected[...]

Log Categories
GTPINSPECTION
Log Message
GTP-U bearer modification completely rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, cause, flow
Explanation
All of the request to modify GTP-U bearer was rejected by endpoint.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.6. [ID: 1534] GTP-U bearer modification rejected by endpoint

Log Categories
GTPINSPECTION
Log Message
GTP-U bearer modification rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, bearerid, cause, flow
Explanation
The other endpoint rejected the request to modify GTP-U bearer.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.7. [ID: 1521] G-PDU dropped due to empty T-PDU

Log Categories
GTPINSPECTION,VALIDATE
Log Message
G-PDU dropped due to empty T-PDU.
Default Log Severity
Notice
Parameters
flow, user, userid
Explanation
G-PDU message dropped due to empty T-PDU.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.8. [ID: 1538] Flow closed

Log Categories
GTPINSPECTION
Log Message
Flow closed.
Default Log Severity
Information
Parameters
flow
Explanation
A flow using GTP inspection was closed.
Gateway Action
Close
Action Description
None
Proposed Action
None

2.18.9. [ID: 1524] Flow failed

Log Categories
GTPINSPECTION
Log Message
Flow failed.
Default Log Severity
Notice
Parameters
reason, originator, flow, rule
Explanation
An error occurred that caused the GTP inspection flow to be aborted.
Gateway Action
Abort
Action Description
None
Proposed Action
None

2.18.10. [ID: 1523] Flow opened

Log Categories
GTPINSPECTION
Log Message
Flow opened.
Default Log Severity
Information
Parameters
flow
Explanation
A flow using GTP inspection was opened.
Gateway Action
Open
Action Description
None
Proposed Action
None

2.18.11. [ID: 1567] Bearer ID does not exist

Log Categories
GTPINSPECTION
Log Message
Bearer ID does not exist.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message containing a NSAPI/EPS bearer ID for which no GTP-U bearer exist.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.12. [ID: 1624] Bearer ID does not exist

Log Categories
GTPINSPECTION
Log Message
Bearer ID does not exist.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message containing a NSAPI/EPS bearer ID for which no GTP-U bearer exist.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.13. [ID: 1561] Bearer lacks F-TEID

Log Categories
GTPINSPECTION
Log Message
Bearer lacks F-TEID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The GTP-C message does not contain a F-TEID for a GTP-U bearer.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.14. [ID: 1598] Bearer lacks F-TEID

Log Categories
GTPINSPECTION
Log Message
Bearer lacks F-TEID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The GTP-C message does not contain a F-TEID for a GTP-U bearer.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.15. [ID: 1565] TEID of bearer should not be zero

Log Categories
GTPINSPECTION
Log Message
TEID of bearer should not be zero.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The GTP-C message contained a zero F-TEID for a GTP-U bearer.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.16. [ID: 1632] TEID of bearer should not be zero

Log Categories
GTPINSPECTION
Log Message
TEID of bearer should not be zero.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The GTP-C message contained a zero F-TEID for a GTP-U bearer.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.17. [ID: 1564] Could not add proposed GTP-U bearer

Log Categories
GTPINSPECTION
Log Message
Could not add proposed GTP-U bearer.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The system could not create a new GTP-U bearer.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.18. [ID: 1634] Could not add proposed GTP-U bearer

Log Categories
GTPINSPECTION
Log Message
Could not add proposed GTP-U bearer.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The system could not create a new GTP-U bearer.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.19. [ID: 1573] Could not delete GTP-U bearer

Log Categories
GTPINSPECTION
Log Message
Could not delete GTP-U bearer.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The system could not delete a GTP-U bearer.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.20. [ID: 1600] Could not delete GTP-U bearer

Log Categories
GTPINSPECTION
Log Message
Could not delete GTP-U bearer.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The system could not delete a GTP-U bearer.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.21. [ID: 1559] Could not finalize GTP-U bearer

Log Categories
GTPINSPECTION
Log Message
Could not finalize GTP-U bearer.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The system could not finalize the creation of a new GTP-U bearer.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.22. [ID: 1614] Could not finalize GTP-U bearer

Log Categories
GTPINSPECTION
Log Message
Could not finalize GTP-U bearer.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The system could not finalize the creation of a new GTP-U bearer.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.23. [ID: 1552] Could not set proposed values on GTP-U bearer

Log Categories
GTPINSPECTION
Log Message
Could not set proposed values on GTP-U bearer.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The GTP-U bearer could not be updated with the values in the received GTP-C message.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.24. [ID: 1606] Could not set proposed values on GTP-U bearer

Log Categories
GTPINSPECTION
Log Message
Could not set proposed values on GTP-U bearer.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The GTP-U bearer could not be updated with the values in the received GTP-C message.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.25. [ID: 1585] Disallowed GTP version

Log Categories
GTPINSPECTION
Log Message
Disallowed GTP version.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, flow
Explanation
The GTP-C message with a version that is not allowed by the configuration.
Gateway Action
Drop
Action Description
None
Proposed Action
Reconfigure the sender to use a supported GTP version.

2.18.26. [ID: 1566] Duplicate Bearer ID

Log Categories
GTPINSPECTION
Log Message
Duplicate Bearer ID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained a NSAPI/EPS bearer ID for which a GPT-U bearer already exist.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.27. [ID: 1616] Duplicate Bearer ID

Log Categories
GTPINSPECTION
Log Message
Duplicate Bearer ID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained a NSAPI/EPS bearer ID for which a GPT-U bearer already exist.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.28. [ID: 1587] Zero size extension header

Log Categories
GTPINSPECTION
Log Message
Zero size extension header.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an empty extension header.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.29. [ID: 1580] Failed to read IE

Log Categories
GTPINSPECTION
Log Message
Failed to read IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, flow
Explanation
The system could not read an information element from the received GTP-C message.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.30. [ID: 1602] Failed to read IE

Log Categories
GTPINSPECTION
Log Message
Failed to read IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, flow
Explanation
The system could not read an information element from the received GTP-C message.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.31. [ID: 1562] Incorrect optional IEs

Log Categories
GTPINSPECTION
Log Message
Incorrect optional IEs.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an incorrect optional information element.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.32. [ID: 1628] Incorrect optional IEs

Log Categories
GTPINSPECTION
Log Message
Incorrect optional IEs.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an incorrect optional information element.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.33. [ID: 1636] Invalid Bearer ID

Log Categories
GTPINSPECTION
Log Message
Invalid Bearer ID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an invalid EPS bearer ID, due to spare bits being non-zero.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.34. [ID: 1635] Invalid Bearer ID

Log Categories
GTPINSPECTION
Log Message
Invalid Bearer ID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an invalid EPS bearer ID, due to spare bits being non-zero.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.35. [ID: 1584] Invalid extension header content

Log Categories
GTPINSPECTION
Log Message
Invalid extension header content.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an extension header with invalid data.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.36. [ID: 1568] Invalid mandatory IE

Log Categories
GTPINSPECTION
Log Message
Invalid mandatory IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an invalid mandatory information element.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.37. [ID: 1612] Invalid mandatory IE

Log Categories
GTPINSPECTION
Log Message
Invalid mandatory IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an invalid mandatory information element.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.38. [ID: 1558] Invalid optional IE

Log Categories
GTPINSPECTION
Log Message
Invalid optional IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an invalid optional information element.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.39. [ID: 1604] Invalid optional IE

Log Categories
GTPINSPECTION
Log Message
Invalid optional IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained an invalid optional information element.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.40. [ID: 1578] GTP-C sender IP is invalid

Log Categories
GTPINSPECTION
Log Message
GTP-C sender IP is invalid.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
GTP-C sender IP address was invalid.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.41. [ID: 1607] GTP-C sender IP is invalid

Log Categories
GTPINSPECTION
Log Message
GTP-C sender IP is invalid.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
GTP-C sender IP address was invalid.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.42. [ID: 1621] Main message blocked due to invalid piggyback

Log Categories
GTPINSPECTION
Log Message
Main message blocked due to invalid piggyback.
Default Log Severity
Notice
Parameters
sessionid, flow
Explanation
According to setting the piggy back message was dropped, and with it the main message was blocked.
Gateway Action
Block
Action Description
None
Proposed Action
None

2.18.43. [ID: 1583] Message in wrong direction

Log Categories
GTPINSPECTION
Log Message
Message in wrong direction.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The receive GTP-C message was sent in the wrong direction.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.44. [ID: 1597] Message in wrong direction

Log Categories
GTPINSPECTION
Log Message
Message in wrong direction.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The receive GTP-C message was sent in the wrong direction.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.45. [ID: 1574] Message too short

Log Categories
GTPINSPECTION
Log Message
Message too short.
Default Log Severity
Notice
Parameters
sessionid, paylen, flow
Explanation
The received GTP-C message was too short.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.46. [ID: 1625] Message too short

Log Categories
GTPINSPECTION
Log Message
Message too short.
Default Log Severity
Notice
Parameters
sessionid, paylen, flow
Explanation
The received GTP-C message was too short.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.47. [ID: 1575] Missing Conditionally Present IE

Log Categories
GTPINSPECTION
Log Message
Missing Conditionally Present IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, flow
Explanation
The GTP-C message did not contain a mandatory information element.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.48. [ID: 1618] Missing Conditionally Present IE

Log Categories
GTPINSPECTION
Log Message
Missing Conditionally Present IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, flow
Explanation
The GTP-C message did not contain a mandatory information element.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.49. [ID: 1563] Missing mandatorily present IE

Log Categories
GTPINSPECTION
Log Message
Missing mandatorily present IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, ie, flow
Explanation
The GTP-C message did not contain a mandatory information element.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.50. [ID: 1603] Missing mandatorily present IE

Log Categories
GTPINSPECTION
Log Message
Missing mandatorily present IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, ie, flow
Explanation
The GTP-C message did not contain a mandatory information element.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.51. [ID: 1572] Needs both GTP-U IP and TEID

Log Categories
GTPINSPECTION
Log Message
Needs both GTP-U IP and TEID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The IP address or the TEID for the GTP-U bearer was not known.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.52. [ID: 1622] Needs both GTP-U IP and TEID

Log Categories
GTPINSPECTION
Log Message
Needs both GTP-U IP and TEID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The IP address or the TEID for the GTP-U bearer was not known.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.53. [ID: 1553] Did not find outstanding request for response[...]

Log Categories
GTPINSPECTION
Log Message
Did not find outstanding request for response message.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The system received a GTP-C response message for which it had not received a corresponding request message.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.54. [ID: 1601] Did not find outstanding request for response[...]

Log Categories
GTPINSPECTION
Log Message
Did not find outstanding request for response message.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The system received a GTP-C response message for which it had not received a corresponding request message.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.55. [ID: 1613] Unknown message type

Log Categories
GTPINSPECTION
Log Message
Unknown message type.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message type messagetype is not supported by the system.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.56. [ID: 1555] Unknown message type

Log Categories
GTPINSPECTION
Log Message
Unknown message type.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message type messagetype is not supported by the system.
Gateway Action
Allow
Action Description
None
Proposed Action
None

2.18.57. [ID: 1615] Unknown message type

Log Categories
GTPINSPECTION
Log Message
Unknown message type.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message type messagetype is not supported by the system.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.58. [ID: 1570] Unsupported GTP version

Log Categories
GTPINSPECTION
Log Message
Unsupported GTP version.
Default Log Severity
Notice
Parameters
sessionid, version, flow
Explanation
Received a GTP packet with a unknown or unsupported version.
Gateway Action
Drop
Action Description
None
Proposed Action
Reconfigure the sender to use a supported GTP version.

2.18.59. [ID: 1586] Out of sequence IE

Log Categories
GTPINSPECTION
Log Message
Out of sequence IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained information elements that were not in increasing order.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.60. [ID: 1633] Out of sequence IE

Log Categories
GTPINSPECTION
Log Message
Out of sequence IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message contained information elements that were not in increasing order.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.61. [ID: 1551] Repeated IEs

Log Categories
GTPINSPECTION
Log Message
Repeated IEs.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, flow
Explanation
The GTP-C message contained to many information elements of the same type.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.62. [ID: 1623] Repeated IEs

Log Categories
GTPINSPECTION
Log Message
Repeated IEs.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, flow
Explanation
The GTP-C message contained to many information elements of the same type.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.63. [ID: 1533] GTP-C session created

Log Categories
GTPINSPECTION
Log Message
GTP-C session created.
Default Log Severity
Notice
Parameters
sessionid, version, origip, origteid, termip, termteid, flow
Explanation
A GTP-C session has been successfully created.
Gateway Action
Open
Action Description
None
Proposed Action
None

2.18.64. [ID: 1532] GTP-C session deleted

Log Categories
GTPINSPECTION
Log Message
GTP-C session deleted.
Default Log Severity
Notice
Parameters
sessionid, origip, origteid, termip, termteid, reason
Explanation
A GTP-C session has been successfully deleted.
Gateway Action
Close
Action Description
None
Proposed Action
None

2.18.65. [ID: 1638] TEID of session should not be zero

Log Categories
GTPINSPECTION
Log Message
TEID of session should not be zero.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The GTP-C message contained a zero F-TEID.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.66. [ID: 1637] TEID of session should not be zero

Log Categories
GTPINSPECTION
Log Message
TEID of session should not be zero.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The GTP-C message contained a zero F-TEID.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.67. [ID: 1527] GTP-C session updated

Log Categories
GTPINSPECTION
Log Message
GTP-C session updated.
Default Log Severity
Notice
Parameters
sessionid, origip, origteid, termip, termteid, flow
Explanation
A GTP-C session has been successfully updated.
Gateway Action
Adjust
Action Description
None
Proposed Action
None

2.18.68. [ID: 1549] Message header should have sequence number

Log Categories
GTPINSPECTION
Log Message
Message header should have sequence number.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP message should contain a sequence number in its GTP header.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.69. [ID: 1577] Message header should have TEID

Log Categories
GTPINSPECTION
Log Message
Message header should have TEID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, flow
Explanation
The received GTP message should contain a Tunnel Endpoint Identifier (TEID) in its GTP header.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.70. [ID: 1608] Message header should have TEID

Log Categories
GTPINSPECTION
Log Message
Message header should have TEID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, flow
Explanation
The received GTP message should contain a Tunnel Endpoint Identifier (TEID) in its GTP header.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.71. [ID: 1554] Message header should not have TEID

Log Categories
GTPINSPECTION
Log Message
Message header should not have TEID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, flow
Explanation
The received GTP message should not contain a Tunnel Endpoint Identifier (TEID) in its GTP header.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.72. [ID: 1605] Message header should not have TEID

Log Categories
GTPINSPECTION
Log Message
Message header should not have TEID.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, flow
Explanation
The received GTP message should not contain a Tunnel Endpoint Identifier (TEID) in its GTP header.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.73. [ID: 1560] Too many bearers

Log Categories
GTPINSPECTION
Log Message
Too many bearers.
Default Log Severity
Warning
Parameters
sessionid, version, messagetype, teid, max, flow
Explanation
The limit for the configured number of GTP-U bearers was exceeded.
Gateway Action
Drop
Action Description
None
Proposed Action
Review the limits configured in the GTP inspection profile used.

2.18.74. [ID: 1599] Too many bearers

Log Categories
GTPINSPECTION
Log Message
Too many bearers.
Default Log Severity
Warning
Parameters
sessionid, version, messagetype, teid, max, flow
Explanation
The limit for the configured number of GTP-U bearers was exceeded.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
Review the limits configured in the GTP inspection profile used.

2.18.75. [ID: 1579] Too many piggy back messages

Log Categories
GTPINSPECTION
Log Message
Too many piggy back messages.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.76. [ID: 1629] Too many piggy back messages

Log Categories
GTPINSPECTION
Log Message
Too many piggy back messages.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.77. [ID: 1576] Too many sessions

Log Categories
GTPINSPECTION
Log Message
Too many sessions.
Default Log Severity
Warning
Parameters
sessionid, version, messagetype, teid, max, flow
Explanation
The limit for the configured number of GTP-C sessions was exceeded.
Gateway Action
Drop
Action Description
None
Proposed Action
Review the limits configured in the GTP inspection profile used.

2.18.78. [ID: 1591] Too many sessions per IP

Log Categories
GTPINSPECTION
Log Message
Too many sessions per IP.
Default Log Severity
Warning
Parameters
sessionid, version, messagetype, teid, max, flow
Explanation
The limit for the configured number of GTP-C sessions per source IP was exceeded.
Gateway Action
Drop
Action Description
None
Proposed Action
Review the limits configured in the GTP inspection profile used.

2.18.79. [ID: 1620] Too many sessions per IP

Log Categories
GTPINSPECTION
Log Message
Too many sessions per IP.
Default Log Severity
Warning
Parameters
sessionid, version, messagetype, teid, max, flow
Explanation
The limit for the configured number of GTP-C sessions per source IP was exceeded.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
Review the limits configured in the GTP inspection profile used.

2.18.80. [ID: 1619] Too many sessions

Log Categories
GTPINSPECTION
Log Message
Too many sessions.
Default Log Severity
Warning
Parameters
sessionid, version, messagetype, teid, max, flow
Explanation
The limit for the configured number of GTP-C sessions was exceeded.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
Review the limits configured in the GTP inspection profile used.

2.18.81. [ID: 1617] Unexpected IE

Log Categories
GTPINSPECTION
Log Message
Unexpected IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, name, flow
Explanation
The received GTP-C message contained an information element of type ie that was not expected for the message type messagetype or for the current state.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.82. [ID: 1571] Unexpected IE

Log Categories
GTPINSPECTION
Log Message
Unexpected IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, name, flow
Explanation
The received GTP-C message contained an information element of type ie that was not expected for the message type messagetype or for the current state.
Gateway Action
Allow
Action Description
None
Proposed Action
None

2.18.83. [ID: 1626] Unexpected IE

Log Categories
GTPINSPECTION
Log Message
Unexpected IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, name, flow
Explanation
The received GTP-C message contained an information element of type ie that was not expected for the message type messagetype or for the current state .
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.84. [ID: 1556] Unexpected GTP signaling message

Log Categories
GTPINSPECTION
Log Message
Unexpected GTP signaling message.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
A GTP-C message of type messagetype was not expected at this time.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.85. [ID: 1630] Unexpected GTP signaling message

Log Categories
GTPINSPECTION
Log Message
Unexpected GTP signaling message.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
A GTP-C message of type messagetype was not expected at this time.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.86. [ID: 1627] Unknown IE

Log Categories
GTPINSPECTION
Log Message
Unknown IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, flow
Explanation
The received GTP-C message contained an unknown information element of type ie.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.87. [ID: 1581] Unknown IE

Log Categories
GTPINSPECTION
Log Message
Unknown IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, flow
Explanation
The received GTP-C message contained an unknown information element of type ie.
Gateway Action
Allow
Action Description
None
Proposed Action
None

2.18.88. [ID: 1610] Unknown IE

Log Categories
GTPINSPECTION
Log Message
Unknown IE.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, ie, flow
Explanation
The received GTP-C message contained an unknown information element of type ie.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.89. [ID: 1582] Unknown GTP signaling message

Log Categories
GTPINSPECTION
Log Message
Unknown GTP signaling message.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message was of an unknown message type.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.90. [ID: 1611] Unknown GTP signaling message

Log Categories
GTPINSPECTION
Log Message
Unknown GTP signaling message.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The received GTP-C message was of an unknown message type.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.91. [ID: 1550] Wrong packet version of piggy back message

Log Categories
GTPINSPECTION
Log Message
Wrong packet version of piggy back message.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The piggybacked message contained the wrong GTP version. A piggybacked initial message is a message that is concatenated to a response message and shares its UDP header.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.92. [ID: 1631] Wrong packet version of piggy back message

Log Categories
GTPINSPECTION
Log Message
Wrong packet version of piggy back message.
Default Log Severity
Notice
Parameters
sessionid, version, messagetype, teid, flow
Explanation
The piggybacked message contained the wrong GTP version. A piggybacked initial message is a message that is concatenated to a response message and shares its UDP header.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.93. [ID: 1588] GTP-U bearer created

Log Categories
GTPINSPECTION
Log Message
GTP-U bearer created.
Default Log Severity
Notice
Parameters
sessionid, bearerid, origip, origteid, termip, termteid, flow
Explanation
A new GTP-U bearer has been created for the GTP-C session.
Gateway Action
Open
Action Description
None
Proposed Action
None

2.18.94. [ID: 1589] GTP-U bearer deleted

Log Categories
GTPINSPECTION
Log Message
GTP-U bearer deleted.
Default Log Severity
Notice
Parameters
sessionid, bearerid, origip, origteid, termip, termteid, reason
Explanation
A GTP-U bearer has been deleted from the GTP-C session.
Gateway Action
Close
Action Description
None
Proposed Action
None

2.18.95. [ID: 1537] GTP-U bearer modified

Log Categories
GTPINSPECTION
Log Message
GTP-U bearer modified.
Default Log Severity
Notice
Parameters
sessionid, bearerid, origip, origteid, termip, termteid, flow
Explanation
A GTP-U bearer had one or both of its endpoints modified.
Gateway Action
Adjust
Action Description
None
Proposed Action
None

2.18.96. [ID: 1518] Message received after GTP-U End Marker

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Message received after GTP-U End Marker.
Default Log Severity
Warning
Parameters
sessionid, origteid, termteid, flow, user, userid
Explanation
Message was dropped due to End Marker was previously received.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.97. [ID: 1511] Failed to validate GTP-U message

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Failed to validate GTP-U message.
Default Log Severity
Warning
Parameters
messagetype, flow, user, userid
Explanation
Malformed GTP-U message.
Gateway Action
Drop
Action Description
None
Proposed Action
Investigate sending GTP node.

2.18.98. [ID: 1641] Missing mandatorily present IE

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Missing mandatorily present IE.
Default Log Severity
Notice
Parameters
messagetype, ie, flow, user, userid
Explanation
The GTP-U message did not contain a mandatory information element.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.99. [ID: 1546] GTP-U message should have sequence number

Log Categories
GTPINSPECTION,VALIDATE
Log Message
GTP-U message should have sequence number.
Default Log Severity
Warning
Parameters
messagetype, flow, user, userid
Explanation
Message should have contained a sequence number but does not.
Gateway Action
Drop
Action Description
None
Proposed Action
Investigate sending GTP node.

2.18.100. [ID: 1642] Out of sequence IE

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Out of sequence IE.
Default Log Severity
Notice
Parameters
messagetype, teid, flow, user, userid
Explanation
The received GTP-U message contained information elements that were not in increasing order.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.101. [ID: 1595] Repeated GTP-U IEs

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Repeated GTP-U IEs.
Default Log Severity
Notice
Parameters
messagetype, teid, ie, flow, user, userid
Explanation
The GTP-U message contained to many information elements of the same type.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.102. [ID: 1539] GTP traffic inside a GTP tunnel detected

Log Categories
GTPINSPECTION,VALIDATE
Log Message
GTP traffic inside a GTP tunnel detected.
Default Log Severity
Warning
Parameters
flow, user, userid
Explanation
GTP traffic detected inside a GTP tunnel.
Gateway Action
Allow
Action Description
None
Proposed Action
Investigate the source of this GTP traffic.

2.18.103. [ID: 1513] GTP traffic inside a GTP tunnel detected

Log Categories
GTPINSPECTION,VALIDATE
Log Message
GTP traffic inside a GTP tunnel detected.
Default Log Severity
Warning
Parameters
flow, user, userid
Explanation
GTP traffic detected inside a GTP tunnel.
Gateway Action
Drop
Action Description
None
Proposed Action
Investigate the source of this GTP traffic.

2.18.104. [ID: 1545] Message is dropped due to internal error

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Message is dropped due to internal error.
Default Log Severity
Error
Parameters
flow, user, userid
Explanation
Message is dropped due to internal error.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.105. [ID: 1540] Invalid GTP header

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Invalid GTP header.
Default Log Severity
Warning
Parameters
reason, flow, user, userid
Explanation
Incoming GTP-U packet has invalid GTP header.
Gateway Action
Drop
Action Description
None
Proposed Action
Incoming packet is malformed. Investigate why GTP traffic sent is invalid.

2.18.106. [ID: 1514] Invalid Recovery IE value

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Invalid Recovery IE value.
Default Log Severity
Warning
Parameters
type, flow, user, userid
Explanation
Recovery IE must be set to 0 by a sending peer.
Gateway Action
Drop
Action Description
None
Proposed Action
Investigate sending GTP node.

2.18.107. [ID: 1526] Invalid GTP-U message type

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Invalid GTP-U message type.
Default Log Severity
Warning
Parameters
flow, user, userid
Explanation
Incoming GTP-U packet has invalid message type in it's GTP header.
Gateway Action
Allow
Action Description
None
Proposed Action
Received GTP-U has an unsupported message type. Supported message types are Echo Request, Echo Response, Encapsulated T-PDUs, Error Indication, Supported Extension Headers Notification and End Marker.

2.18.108. [ID: 1529] Invalid GTP-U message type

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Invalid GTP-U message type.
Default Log Severity
Warning
Parameters
flow, user, userid
Explanation
Incoming GTP-U packet has invalid message type in it's GTP header.
Gateway Action
Drop
Action Description
None
Proposed Action
Received GTP-U has an unsupported message type. Supported message types are Echo Request, Echo Response, Encapsulated T-PDUs, Error Indication, Supported Extension Headers Notification and End Marker.

2.18.109. [ID: 1520] Invalid GTP version

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Invalid GTP version.
Default Log Severity
Warning
Parameters
flow, user, userid
Explanation
Incoming GTP-U packet has unsupported GTP version.
Gateway Action
Drop
Action Description
None
Proposed Action
GTP-U is only supported in GTPv1.

2.18.110. [ID: 1542] No matching GTP-U bearer

Log Categories
GTPINSPECTION,VALIDATE
Log Message
No matching GTP-U bearer.
Default Log Severity
Warning
Parameters
teid, flow, user, userid
Explanation
GTP-U packet did not match any active bearers.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.111. [ID: 1531] GTP packet dropped

Log Categories
GTPINSPECTION
Log Message
GTP packet dropped.
Default Log Severity
Notice
Parameters
sessionid, reason, flow
Explanation
A GTP message was rejected by GTP inspection.
Gateway Action
Drop
Action Description
None
Proposed Action
None

2.18.112. [ID: 1609] GTP packet dropped

Log Categories
GTPINSPECTION
Log Message
GTP packet dropped.
Default Log Severity
Notice
Parameters
sessionid, reason, flow
Explanation
A GTP message was rejected by GTP inspection.
Gateway Action
Strippiggyback
Action Description
None
Proposed Action
None

2.18.113. [ID: 1547] GTP packet notice

Log Categories
GTPINSPECTION
Log Message
GTP packet notice.
Default Log Severity
Notice
Parameters
sessionid, reason, flow
Explanation
A GTP message that failed GTP inspection validation was forwarded.
Gateway Action
Allow
Action Description
None
Proposed Action
None

2.18.114. [ID: 1517] GTP-C session update rejected by endpoint

Log Categories
GTPINSPECTION
Log Message
GTP-C session update rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, bearerid, cause, flow
Explanation
The other endpoint rejected the request to update GTP-C session.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.115. [ID: 1515] GTP-C session creation rejected by endpoint

Log Categories
GTPINSPECTION
Log Message
GTP-C session creation rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, cause, flow
Explanation
The other endpoint rejected the request to create GTP-C session.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.116. [ID: 1541] GTP-C session deletion rejected by endpoint

Log Categories
GTPINSPECTION
Log Message
GTP-C session deletion rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, cause, flow
Explanation
The other endpoint rejected the request to delete GTP-C session.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.117. [ID: 1530] GTP-C session update rejected by endpoint

Log Categories
GTPINSPECTION
Log Message
GTP-C session update rejected by endpoint.
Default Log Severity
Notice
Parameters
sessionid, cause, flow
Explanation
The other endpoint rejected the request to update GTP-C session.
Gateway Action
Discard
Action Description
None
Proposed Action
None

2.18.118. [ID: 1590] Unexpected GTP-U IE type

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Unexpected GTP-U IE type.
Default Log Severity
Warning
Parameters
ie, flow, user, userid
Explanation
Unexpected GTP-U IE type found.
Gateway Action
Allow
Action Description
None
Proposed Action
Investigate the source of this GTP traffic.

2.18.119. [ID: 1596] Unexpected GTP-U IE type

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Unexpected GTP-U IE type.
Default Log Severity
Warning
Parameters
ie, flow, user, userid
Explanation
Unexpected GTP-U IE type found.
Gateway Action
Drop
Action Description
None
Proposed Action
Investigate the source of this GTP traffic.

2.18.120. [ID: 1594] Unknown GTP-U IE type

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Unknown GTP-U IE type.
Default Log Severity
Notice
Parameters
ie, flow, user, userid
Explanation
An unknown IE was encountered in the message, but was allowed due to settings.
Gateway Action
Allow
Action Description
None
Proposed Action
Investigate why the endpoints are sending unknown IEs.

2.18.121. [ID: 1592] Unknown GTP-U IE type

Log Categories
GTPINSPECTION,VALIDATE
Log Message
Unknown GTP-U IE type.
Default Log Severity
Warning
Parameters
ie, flow, user, userid
Explanation
An unknown IE was encountered in the message.
Gateway Action
Drop
Action Description
None
Proposed Action
Investigate why the endpoints are sending unknown IEs.

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