Cisco Bug: CSCsz84562 - H323 inspection not openning pinholes for RTCP packets
Jan 09, 2017
- Cisco ASA 5500-X Series Firewalls
Known Affected Releases
Symptom: During videoconferencing messages similar to following syslog can be seen in the logs: %ASA-4-106023: Deny udp src outside:10.1.1.1 dst inside:10.2.2.2/49177 by access-group "outside_access_in" [0x2c1c6a65, 0x0] The video conference progresses normally. Upon inspection those are RTCP packets for which no pinhole in firewall policy was open. Conditions: PIX/ASA 8.x h323 inspection enabled. Restrictive interface policy.
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