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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)

Symptom:
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"

Conditions:
1. ASA is configured for SIP inspection.
2. ASA is running one of the following versions:
 8.4.7.1 or higher
 9.0.3.7 or higher
 9.1.3.1 or higher
2. Endpoints are using TCP for SIP transport.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
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