Document Number:
Polycom Global Services
Tech Note
Product
Authorized for external release
Document revised: August 11, 2005
All H.323 Endpoints
Affected Software Releases: Cisco PIX Firewall version 6.0 and lower.
When in point to point or multipoint H.323 calls. The endpoints disconnect after two
hours in a call.
Solution
Change the Cisco PIX timeout. Copy the PIX example bellow and replace the default
timeouts. Then save the configuration of the PIX and reset the endpoints.
Example
timeout xlate 3:00:00
timeout conn 12:00:00 half-closed 0:30:00 udp 0:30:00 rpc 0:10:00 h225 12:00:00
timeout h323 12:00:00 mgcp 0:05:00 sip 0:30:00 sip_media 0:30:00 timeout uauth
0:05:00 absolute
Johnny Jagroo, Ph.D
Polycom Inc
Confidential and Proprietary Information of Polycom Inc
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Information subject to change without notice. It is the responsibility of the reader to ensure they
are using the latest version. Printed on 11/18/2011