This is a category that groups the following object types.
Description
Use an FTP Application Layer Gateway to manage FTP traffic through the system.
Properties
- Name
- Specifies a symbolic name for the ALG. (Identifier)
- AllowServerPassive
- Allow server to use passive mode (unsafe for server). (Default: No)
- ServerPorts
- Server data ports. (Default: 1024-65535)
- AllowClientActive
- Allow client to use active mode (unsafe for client). (Default: No)
- ClientPorts
- Client data ports. (Default: 1024-65535)
- AllowUnknownCommands
- Allow unknown commands. (Default: No)
- AllowSITEEXEC
- Allow SITE EXEC. (Default: No)
- MaxLineLength
- Maximum line length in control channel. (Default: 256)
- MaxCommandRate
- Maximum number of commands per second. (Default: 20)
- Allow8BitStrings
- Allow 8-bit strings in control channel. (Default: Yes)
- AllowResumeTransfer
- Allow RESUME even in case of content scanning. (Default: No)
- Antivirus
- Disabled, Audit or Protect. (Default: Disabled)
- ScanExclude
- List of files to exclude from antivirus scanning. (Optional)
- CompressionRatio
- Files with a compression ratio higher than this value will trigger the action in Compression Ratio Action. (Default: 20)
- CompressionRatioAction
- The action to take when high compression threshold is violated, all actions are logged. (Default: Drop)
- AllowEncryptedZip
- Allow encrypted zip files, even though the contents can not be scanned. (Default: No)
- MaxArchiveDepth
- The maximum number of archive "layers" that the antivirus engine will extract. (Default: 5)
- ZDEnabled
- Enable ZoneDefense Block. (Default: No)
- ZDNetwork
- Hosts within this network will be blocked at switches if a virus is found.
- FailModeBehavior
- Standard behaviour on error: Allow or Deny. (Default: Deny)
- FileListType
- Specifies if the file list contains files to allow or deny. (Default: Block)
- File
- List of file types to allow or deny. (Optional)
- VerifyContentMimetype
- Verify that file extentions correspond to the MIME type. (Default: No)
- Attribute
- Special Attribute of the current object. (Optional)
- Comments
- Text describing the current object. (Optional)
Description
Use an H.323 Application Layer Gateway to manage H.323 multimedia traffic.
Properties
- Name
- Specifies a symbolic name for the ALG. (Identifier)
- AllowTCPDataChannels
- Allow TCP data channels (T.120). (Default: Yes)
- MaxTCPDataChannels
- Maximum number of TCP data channels per call. (Default: 10)
- TranslateAddresses
- Automatic or Specific. (Default: Automatic)
- TranslateLogicalChannelAddresses
- Translate logical channel addresses. (Default: Yes)
- MaxGKRegLifeTime
- Max Gatekeeper Registration Lifetime. (Default: 1800)
- ChannelSetupMode
- Channel connection setup mode. (Default: Optimistic)
- Attribute
- Special Attribute of the current object. (Optional)
- Comments
- Text describing the current object. (Optional)
Description
Use an HTTP Application Layer Gateway to filter HTTP traffic.
Properties
- Name
- Specifies a symbolic name for the ALG. (Identifier)
- AllowedProtocols
- HTTP and/or HTTPS. (Default: HTTP)
- RemoveCookies
- Remove cookies. (Default: No)
- RemoveScripts
- Remove Javascript/VBScript. (Default: No)
- RemoveApplets
- Remove Java applets. (Default: No)
- RemoveActiveX
- Remove ActiveX objects (including Flash). (Default: No)
- VerifyUTF8URL
- Verify that URLs does not contain invalid UTF8 encoding. (Default: No)
- BlackURLDisplayReason
- Message to show when there is an attempt to access a blacklisted site. (Optional)
- HTTPBanners
- HTTP ALG HTML Banners. (Default: Default)
- MaxDownloadSize
- The maximum allowed file size in kB. (Optional)
- Attribute
- Special Attribute of the current object. (Optional)
- FileListType
- Specifies if the file list contains files to allow or deny. (Default: Block)
- File
- List of file types to allow or deny. (Optional)
- VerifyContentMimetype
- Verify that file extentions correspond to the MIME type. (Default: No)
- Antivirus
- Disabled, Audit or Protect. (Default: Disabled)
- ScanExclude
- List of files to exclude from antivirus scanning. (Optional)
- CompressionRatio
- Files with a compression ratio higher than this value will trigger the action in Compression Ratio Action. (Default: 20)
- CompressionRatioAction
- The action to take when high compression threshold is violated, all actions are logged. (Default: Drop)
- AllowEncryptedZip
- Allow encrypted zip files, even though the contents can not be scanned. (Default: No)
- MaxArchiveDepth
- The maximum number of archive "layers" that the antivirus engine will extract. (Default: 5)
- ZDEnabled
- Enable ZoneDefense Block. (Default: No)
- ZDNetwork
- Hosts within this network will be blocked at switches if a virus is found.
- FailModeBehavior
- Standard behaviour on error: Allow or Deny. (Default: Deny)
- AllowFilteringReclassification
- Show reclassification link for blocked sites. (Default: No)
- WebContentFilteringMode
- Disabled, Audit or Enable. (Default: Disabled)
- FilteringCategories
- Web content categories to block. (Optional)
- NonManagedAction
- Action to take for content that hasn't been classified. (Default: Allow)
- AllowFilteringOverride
- Allow the user to display a blocked site. (Default: No)
- OverrideUpdateOnAccess
- Restart the override timer on each new access to disallowed categories. (Default: Yes)
- OverrideTimeToLive
- Seconds that all disallowed categories will be allowed for the host that requested the override. (Default: 300)
- Comments
- Text describing the current object. (Optional)
Description
Blacklist URLs to deny access to complete sites, to file types by extension, or to URLs with certain words in them.
Properties
- Action
- Whitelist or Blacklist. (Default: Blacklist)
- URL
- Specifies the URL to blacklist or whitelist.
- Attribute
- Special Attribute of the current object. (Optional)
- Comments
- Text describing the current object. (Optional)
![[Note]](images/note.png) |
Note |
If no Index is specified when creating an instance of this type, the object will be placed last in the list and the Index will be equal to the length of the list.
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Description
Use an POP3 Application Layer Gateway to manage POP3 traffic through the system.
Properties
- Name
- Specifies a symbolic name for the ALG. (Identifier)
- BlockUserPass
- Block clients from sending USER and PASS command. (Default: No)
- HideUser
- Prevent server from revealing that a user name do not exist. (Default: No)
- AllowUnknownCommands
- Allow unknown commands. (Default: No)
- Attribute
- Special Attribute of the current object. (Optional)
- FileListType
- Specifies if the file list contains files to allow or deny. (Default: Block)
- File
- List of file types to allow or deny. (Optional)
- VerifyContentMimetype
- Verify that file extentions correspond to the MIME type. (Default: No)
- Antivirus
- Disabled, Audit or Protect. (Default: Disabled)
- ScanExclude
- List of files to exclude from antivirus scanning. (Optional)
- CompressionRatio
- Files with a compression ratio higher than this value will trigger the action in Compression Ratio Action. (Default: 20)
- CompressionRatioAction
- The action to take when high compression threshold is violated, all actions are logged. (Default: Drop)
- AllowEncryptedZip
- Allow encrypted zip files, even though the contents can not be scanned. (Default: No)
- MaxArchiveDepth
- The maximum number of archive "layers" that the antivirus engine will extract. (Default: 5)
- ZDEnabled
- Enable ZoneDefense Block. (Default: No)
- ZDNetwork
- Hosts within this network will be blocked at switches if a virus is found.
- FailModeBehavior
- Standard behaviour on error: Allow or Deny. (Default: Deny)
- Comments
- Text describing the current object. (Optional)
Description
Use a PPTP Application Layer Gateway to manage PPTP traffic through the system.
Properties
- Name
- Specifies a symbolic name for the ALG. (Identifier)
- EchoTimeout
- Specifies idle timeout for Echo messages in the PPTP tunnel. (Default: 0)
- IdleTimeout
- SPecifies idle timeout for user traffic in the PPTP tunnel. (Default: 0)
- Attribute
- Special Attribute of the current object. (Optional)
- Comments
- Text describing the current object. (Optional)
Description
Use a SIP ALG to manage SIP based multimedia sessions.
Properties
- Name
- Specifies a symbolic name for the ALG. (Identifier)
- MaxSessionsPerId
- Maximum number of sessions per SIP URI. (Default: 5)
- MaxRegistrationTime
- The maximum allowed time in seconds between registration requests. (Default: 3600)
- SipSignalTmout
- Timeout value for last seen SIP message (in seconds). (Default: 43200)
- DataChannelTmout
- Timeout value for data channel (in seconds). (Default: 120)
- AllowMediaByPass
- Allow clients to exchange media directly when possible. (Default: Yes)
- AllowTCPDataChannels
- Allow TCP data channels. (Default: Yes)
- MaxTCPDataChannels
- Maximum number of TCP data channels per call. (Default: 5)
- Attribute
- Special Attribute of the current object. (Optional)
- Comments
- Text describing the current object. (Optional)
Description
Use an SMTP Application Layer Gateway to manage SMTP traffic through the system.
Properties
- Name
- Specifies a symbolic name for the ALG. (Identifier)
- VerifySenderEmail
- Check emails for mismatching SMTP command From address and email header From address. (Default: No)
- VerifySenderEmailAction
- ...and block them. (Default: Deny)
- VerifySenderEmailSpamTag
- Spam Tag that is inserted into the subject. (Default: "*** SPAM *** ")
- VerifySenderEmailDomainOnly
- Only check domain names in email From addresses. (Default: No)
- MaxEmailPerMinute
- Specifies the maximum amount of emails per minute from the same host. (Optional)
- MaxEmailSize
- Specifies the maximum allowed email size in kB. (Optional)
- Attribute
- Special Attribute of the current object. (Optional)
- FileListType
- Specifies if the file list contains files to allow or deny. (Default: Block)
- File
- List of file types to allow or deny. (Optional)
- VerifyContentMimetype
- Verify that file extentions correspond to the MIME type. (Default: No)
- Antivirus
- Disabled, Audit or Protect. (Default: Disabled)
- ScanExclude
- List of files to exclude from antivirus scanning. (Optional)
- CompressionRatio
- Files with a compression ratio higher than this value will trigger the action in Compression Ratio Action. (Default: 20)
- CompressionRatioAction
- The action to take when high compression threshold is violated, all actions are logged. (Default: Drop)
- AllowEncryptedZip
- Allow encrypted zip files, even though the contents can not be scanned. (Default: No)
- MaxArchiveDepth
- The maximum number of archive "layers" that the antivirus engine will extract. (Default: 5)
- ZDEnabled
- Enable ZoneDefense Block. (Default: No)
- ZDNetwork
- Hosts within this network will be blocked at switches if a virus is found.
- FailModeBehavior
- Standard behaviour on error: Allow or Deny. (Default: Deny)
- DNSBL
- Disable or Enable DNSBL. (Default: No)
- SpamThreshold
- Spam Threshold defines when an email should be considered as Spam. (Default: 10)
- DropThreshold
- Drop Threshold defines when an email should be considered malicious and be dropped. (Default: 20)
- SpamTag
- Spam Tag that is inserted into the subject for an email considered as Spam or malicious. (Default: "*** SPAM *** ")
- ForwardBlockedMail
- Forward blocked mails to DropAddress. (Default: No)
- DropAddress
- Email address that emails reaching the drop threshold will be rerouted to.
- AppendTXT
- Use TXT records (will only be used if reaching the drop threshold). (Default: No)
- CacheSize
- Size of the IP Cache of checked sender IP addresses. (Default: 0)
- CacheTimeout
- Timeout in seconds before a cached IP address is removed. (Default: 600)
- DNSBlackLists
- Specifies the BlackList domain and its weighted value.
- Comments
- Text describing the current object. (Optional)
Description
Used to whitelist or blacklist an email sender/recipient.
Properties
- Type
- Specifies if the email address is the sender or the recipient. (Default: Sender)
- Action
- Specifies whether to whitelist (allow) or blacklist (deny) this address. (Default: Blacklist)
- Email
- Specifies the recipient email to blacklist or whitelist.
- Attribute
- Special Attribute of the current object. (Optional)
- Comments
- Text describing the current object. (Optional)
![[Note]](images/note.png) |
Note |
If no Index is specified when creating an instance of this type, the object will be placed last in the list and the Index will be equal to the length of the list.
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Description
Use an TFTP Application Layer Gateway to manage TFTP traffic through the system.
Properties
- Name
- Specifies a symbolic name for the ALG. (Identifier)
- AllowedCommands
- Specifies allowed commands. (Default: ReadWrite)
- RemoveOptions
- Remove option part from request packet. (Default: No)
- AllowUnknownOptions
- Allow unknown options in request packet. (Default: No)
- MaxBlocksize
- Max value for the blksize option. (Optional)
- MaxFileTransferSize
- Max size for transferred file. (Optional)
- BlockDirectoryTraversal
- Prevent directory traversal (consecutive dots in filenames). (Default: No)
- Attribute
- Special Attribute of the current object. (Optional)
- Comments
- Text describing the current object. (Optional)
Description
Use a TLS Application Layer Gateway to manage TLS traffic through the system.
Properties
- Name
- Specifies a symbolic name for the ALG. (Identifier)
- HostCert
- Specifies the host certificate.
- RootCert
- Specifies the root certificates. (Optional)
- Attribute
- Special Attribute of the current object. (Optional)
- Comments
- Text describing the current object. (Optional)