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2.53. PPTP

These log messages refer to the PPTP (PPTP tunnel events) category.

2.53.1. pptpclient_resolve_successful (ID: 02700001)

Default Severity
NOTICE
Log Message
PPTP client <iface> resolved <remotegwname> to <remotegw>
Explanation
The PPTP client succesfully resolved the DNS name of remote gateway.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
iface
remotegwname
remotegw

2.53.2. pptpclient_resolve_failed (ID: 02700002)

Default Severity
WARNING
Log Message
PPTP client <iface> failed to resolve <remotegwname>
Explanation
The PPTP client failed to resolve the DNS name of the remote gateway.
Firewall Action
None
Recommended Action
Make sure you have configured the DNS name of the remote gateway and the DNS servers correctly.
Revision
1
Parameters
iface
remotegwname

2.53.3. pptp_connection_disallowed (ID: 02700003)

Default Severity
WARNING
Log Message
PPTP connection from <remotegw> disallowed according to rule <rule>! Call ID: <callid>
Explanation
The PPTP connection is disallowed by the new configuration according to the specified userauth rule. Closing down the PPTP connection.
Firewall Action
pptp_connection_closed
Recommended Action
Make sure the userauth rules are configured correctly.
Revision
1
Parameters
rule
remotegw
callid

2.53.4. unknown_pptp_auth_source (ID: 02700004)

Default Severity
WARNING
Log Message
Unknown PPTP authentication source for <rule>! Remote gateway: <remotegw>, Call ID: <callid>
Explanation
The authentication source for the specified userauth rule found in the new configuration is unknown to the PPTP server. Closing down the PPTP connection.
Firewall Action
pptp_connection_closed
Recommended Action
Make sure the userauth rules are configured correctly.
Revision
1
Parameters
rule
remotegw
callid

2.53.5. user_disconnected (ID: 02700005)

Default Severity
WARNING
Log Message
User <user> is forcibly disconnected. Call ID: <callid> Remote gateway: <remotegw>
Explanation
The connected client is forcibly disconnected by the userauth system.
Firewall Action
None
Recommended Action
None
Revision
2
Parameters
user
callid
remotegw

2.53.6. only_routes_set_up_by_server_iface_allowed (ID: 02700006)

Default Severity
WARNING
Log Message
PPTP server <iface> received a packet routed by a route not set up by the interface itself. Dropping packet.
Explanation
The PPTP server interface received a packet that was routed to the interface by a route that was either manually configured or set up by another subsystem. Traffic can only be sent out on the PPTP server using the dynamic routes set up by the interface itself.
Firewall Action
drop
Recommended Action
Make sure there are no manually configured routes pointing to the PPTP server interface in the configuration.
Revision
1
Parameters
iface

2.53.7. mppe_required (ID: 02700007)

Default Severity
WARNING
Log Message
MPPE failed but is required, closing session <callid> to <remotegw> on <iface>.
Explanation
MPPE is required by the configuration but the MPPE negotiation failed. Session will be closed.
Firewall Action
close_session
Recommended Action
Make sure the peer is capable of MPPE encryption, or disable the MPPE requirement.
Revision
1
Parameters
iface
remotegw
callid

2.53.8. pptp_session_closed (ID: 02700008)

Default Severity
NOTICE
Log Message
PPTP session <callid> to <remotegw> on <iface> closed.
Explanation
A PPTP session has been closed. The specified interface, remote gateway and call ID identify the specific session.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
iface
remotegw
callid

2.53.9. pptp_session_request (ID: 02700009)

Default Severity
NOTICE
Log Message
PPTP session request sent on control connection to <remotegw>
Explanation
An PPTP session request has been sent on the control connection to the specified remote gateway.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
remotegw

2.53.10. unsupported_message (ID: 02700010)

Default Severity
WARNING
Log Message
Unsupported message type <type> received on session <callid> from <remotegw>. Ignoring message.
Explanation
A message with unsupported type received. Ignoring it. The specified interface, remote gateway and call ID identify the specific session.
Firewall Action
ignore
Recommended Action
None
Revision
1
Parameters
iface
type
callid
remotegw

2.53.11. failure_init_radius_accounting (ID: 02700011)

Default Severity
WARNING
Log Message
Failed to send Accounting Start to RADIUS Accounting Server. Accouting will be disabled. Interface: <iface>, Remote gateway: <remotegw>, Call ID: <callid>
Explanation
Failed to send START message to RADIUS accounting server. RADIUS accounting will be disabled for this session. The specified interface, remote gateway and call ID identify the specific session.
Firewall Action
accounting_disabled
Recommended Action
Make sure the RADIUS accounting configuration is correct.
Revision
1
Parameters
callid
remotegw
iface

2.53.12. pptp_session_up (ID: 02700012)

Default Severity
WARNING
Log Message
PPP negotiation completed for session <callid> to <remotegw> on <iface>. User: <user>, Auth: <auth>, MPPE: <mppe>, Assigned IP: <assigned_ip>
Explanation
The PPP negotiation has completed successfully for this session. The specified interface, remote gateway and call ID identify the specific session.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
callid
iface
remotegw
user
auth
mppe
assigned_ip

2.53.13. pptp_session_up (ID: 02700013)

Default Severity
WARNING
Log Message
PPP negotiation completed for session <callid> on <iface> connected to <remotegw>. Auth: <auth>, MPPE: <mppe>
Explanation
The PPP negotiation has completed successfully for this session. The specified interface, remote gateway and call ID identify the specific session.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
callid
iface
remotegw
auth
mppe

2.53.14. tunnel_idle_timeout (ID: 02700014)

Default Severity
WARNING
Log Message
PPTP tunnel to <remotegw> on <iface> has been idle for too long. Closing it.
Explanation
A PPTP tunnel has been idle for too long. Tunnel will be closed.
Firewall Action
close_tunnel
Recommended Action
None
Revision
1
Parameters
iface
remotegw

2.53.15. session_idle_timeout (ID: 02700015)

Default Severity
WARNING
Log Message
PPTP session <callid> to <remotegw> on <iface> has been idle for too long. Closing it.
Explanation
A PPTP session has been idle for too long. Session will be closed.
Firewall Action
close_session
Recommended Action
None
Revision
1
Parameters
iface
remotegw
callid

2.53.16. pptpclient_start (ID: 02700017)

Default Severity
NOTICE
Log Message
PPTP client <iface> started, connecting to server on <remotegw>
Explanation
A PPTP client has initiated the connection to its remote gateway.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
iface
remotegw

2.53.17. pptpclient_connected (ID: 02700018)

Default Severity
NOTICE
Log Message
PPTP client <iface> connected to <remotegw>, requesting control connection
Explanation
A PPTP client has established a connection to its remote gateway and is sending a control connection request message.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
iface
remotegw

2.53.18. pptp_tunnel_up (ID: 02700019)

Default Severity
NOTICE
Log Message
PPTP tunnel up, client <remotegw> connected to <iface>
Explanation
A remote PPTP client has established a connection to this PPTP server.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
iface
remotegw

2.53.19. ctrlconn_refused (ID: 02700020)

Default Severity
WARNING
Log Message
The remote PPTP server on <remotegw> refused to establish PPTP control connection. Reason: <reason>
Explanation
A remote PPTP server refused to establish PPTP control connection.
Firewall Action
None
Recommended Action
Read the reason specified by the PPTP server. This might give a clue why the PPTP server refused the PPTP control connection.
Revision
1
Parameters
reason
iface
remotegw

2.53.20. pptp_tunnel_up (ID: 02700021)

Default Severity
NOTICE
Log Message
PPTP tunnel on <iface> is up. Connected to server on <remotegw>.
Explanation
This PPTP client has established a control connection to the remote PPTP server.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
iface
remotegw

2.53.21. pptp_tunnel_closed (ID: 02700022)

Default Severity
NOTICE
Log Message
PPTP tunnel to <remotegw> on <iface> closed.
Explanation
The PPTP tunnel to has been closed.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
iface
remotegw

2.53.22. pptp_connection_disallowed (ID: 02700024)

Default Severity
WARNING
Log Message
PPTP connection from <remotegw> disallowed according to rule <rule>. Interface: <iface>.
Explanation
The PPTP connection is disallowed according to the specified userauth rule.
Firewall Action
None
Recommended Action
Make sure the userauth rules are configured correctly.
Revision
1
Parameters
rule
iface
remotegw

2.53.23. unknown_pptp_auth_source (ID: 02700025)

Default Severity
WARNING
Log Message
Unknown PPTP authentication source for <rule>!. Interface: <iface>, Remote gateway: <remotegw>.
Explanation
The authentication source for the specified userauth rule is unknown to the PPTP server.
Firewall Action
None
Recommended Action
Make sure the userauth rules are configured correctly.
Revision
1
Parameters
rule
iface
remotegw

2.53.24. pptp_no_userauth_rule_found (ID: 02700026)

Default Severity
WARNING
Log Message
Did not find a matching userauth rule for the incoming PPTP connection. Interface: <iface>, Remote gateway: <remotegw>.
Explanation
The PPTP server was unsuccessful trying to find a userauth rule matching the incoming PPTP connection.
Firewall Action
None
Recommended Action
Make sure the userauth rules are configured correctly.
Revision
1
Parameters
iface
remotegw

2.53.25. malformed_packet (ID: 02700027)

Default Severity
WARNING
Log Message
Malformed packet received from <remotegw> on <iface>. Error code: <error_code>
Explanation
A malformed packet was received by the PPTP interface.
Firewall Action
None
Recommended Action
None
Revision
1
Parameters
iface
remotegw
error_code

2.53.26. waiting_for_ip_to_listen_on (ID: 02700050)

Default Severity
WARNING
Log Message
PPTP server <iface> cannot start until it has an IP address to listen on.
Explanation
The PPTP server cannot start until it has a proper IP address to listen on.
Firewall Action
None
Recommended Action
Make sure that the IP address is configured correctly on the PPTP server interface. If the PPTP server is supposed to listen on an IP assigned by a DHCP server, make sure that the DHCP server is working properly.
Revision
1
Parameters
iface

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