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Cisco Bug: CSCul96580 - ASA tears down SIP signaling conn w/ reason Connection timeout

Last Modified

Apr 16, 2020

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases

8.4(7.3) 9.0(3.7) 9.1(3.2)

Description (partial)

1. SIP calls through ASA get dropped after a fixed time period.
2. Syslogs on ASA show signaling session being torn down due to the reason "Connection timeout"

1. ASA is configured for SIP inspection.
2. ASA is running one of the following versions: or higher or higher or higher
2. Endpoints are using TCP for SIP transport.
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  • Full Description (including symptoms, conditions and workarounds)
  • Status
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