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Cisco ASA 5500 Series Configuration Guide using ASDM
OL-20339-01
Chapter 38 Configuring Inspection for Voice and Video Protocols
H.323 Inspection
Fields
• H.323 Inspect Maps—Table that lists the defined H.323 inspect maps.
• Add—Configures a new H.323 inspect map. To edit an H.323 inspect map, choose the H.323 entry
in the H.323 Inspect Maps table and click Customize.
• Delete—Deletes the inspect map selected in the H.323 Inspect Maps table.
• Security Level—Select the security level (low, medium, or high).
–
Low—Default.
State Checking h225 Disabled
State Checking ras Disabled
Call Party Number Disabled
Call duration Limit Disabled
RTP conformance not enforced
–
Medium
State Checking h225 Enabled
State Checking ras Enabled
Call Party Number Disabled
Call duration Limit Disabled
RTP conformance enforced
Limit payload to audio or video, based on the signaling exchange: no
–
High
State Checking h225 Enabled
State Checking ras Enabled
Call Party Number Enabled
Call duration Limit 1:00:00
RTP conformance enforced
Limit payload to audio or video, based on the signaling exchange: yes
–
Phone Number Filtering—Opens the Phone Number Filtering dialog box to configure phone
number filters.
–
Customize—Opens the Add/Edit H.323 Policy Map dialog box for additional settings.
–
Default Level—Sets the security level back to the default level of Medium.
Modes
The following table shows the modes in which this feature is available:
Firewall Mode Security Context
Routed Transparent Single
Multiple
Context System
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