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Cisco Bug: CSCus92189 - SPA122 - Irregular T.38 fax negotiation causes port lockup

Last Modified

Jul 21, 2015

Products (1)

  • Cisco Small Business Voice Gateways and ATAs

Known Affected Releases

1.3.5(7)

Description (partial)

Symptom:
When SPA122 receives SDP with no IP information in 200 OK response from proxy, T.38 switchover is not happening correctly. The device is locking-up due to logical error and going into a blocked state.

Conditions:
SPA122 running 1.3.5
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