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Cisco Bug: CSCtc86342 - IOS GW shows invalid syntax error for INVITE with multiple VIA headers

Last Modified

Jan 27, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

Symptoms:  Inbound SIP calls on an IOS SIP GW/CME fail with 500 Internal 
Server Error

Conditions: This symptom is observed when  
*Inbound SIP INVITE has multiple VIA headers 
*Voice source-group is configured on IOS SIP GW / CME with access-list 
*Cisco IOS is Release15.0(1)XA or Release 12.4(24)SB
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