Cisco Systems Message ID Filtering

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Cisco ASA 5500 Series Configuration Guide using ASDM
Chapter48 Configuring Inspection for Voice and Video Protocols
Skinny (SCCP) Inspection
Minimum prefix length: 4.
Media timeout: 00:01:00.
Signaling timeout: 00:05:00.
RTP conformance: Enforced.
Limit payload to audio or video, based on the signaling exchange: No.
– High
Registration: Enforced.
Maximum message ID: 0x141.
Minimum prefix length: 4.
Maximum prefix length: 65536.
Media timeout: 00:01:00.
Signaling timeout: 00:05:00.
RTP conformance: Enforced.
Limit payload to audio or video, based on the signaling exchange: Yes.
– Message ID Filtering—Opens the Messaging ID Filtering dialog box for configuring message
ID filters.
– Customize—Opens the Add/Edit SCCP (Skinny) Policy Map dialog box for additional settings.
– Default Level—Sets the security level back to the default level of Low.
Modes
The following table shows the modes in which this feature is available:
Message ID Filtering
Configuration> Global Objects > Inspect Maps > SCCP (Skinny) > Message ID Filtering
The Message ID Filtering dialog box lets you configure the settings for a message ID filter.
Fields
•Match Type—Shows the match type, which can be a positive or negative match.
•Criterion—Shows the criterion of the inspection.
•Value—Shows the value to match in the inspection.
•Action—Shows the action if the match condition is met.
•Log—Shows the log state.
•Add—Opens the Add Message ID Filtering dialog box to add a message ID filter.
•Edit—Opens the Edit Message ID Filtering dialog box to edit a message ID filter.
Firewall Mode Security Context
Routed Transparent Single
Multiple
Context System
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