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Cisco Bug: CSCur53211 - SPA5x5: Group Paging issue with Symmetric RTP set to yes in 7.5.6a

Last Modified

Nov 04, 2014

Products (11)

  • Cisco Small Business SPA500 Series IP Phones
  • Cisco SPA301 1 Line IP Phone
  • Cisco SPA512G 1-Line GigE IP Phone
  • Cisco SPA504G 4-Line IP Phone
  • Cisco SPA514G 4-Line GigE IP Phone
  • Cisco SPA501G 8-Line IP Phone
  • Cisco SPA502G 1-Line IP Phone
  • Cisco SPA508G 8-Line IP Phone
  • Cisco SPA303 3 Line IP Phone
  • Cisco SPA525G 5-line IP Phone with Color Display
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Known Affected Releases


Description (partial)

Steps to reproduce :

1. Phone 1 dials *19, phone 1 is answered.
2. While phone 1 is on a call, phone 2 calls intercom 3799
3. Phone 2 ends intercom call
4. Phone 1 ends outbound call ( *19 )
5. As soon as phone 1 ends outbound call, phone 2 calls intercom again. ( no less than 500ms later, but no more than 2 seconds later )
6. Phone 1 gets confused, and replies to phone 2's intercom
7. Phone 2 stops multicast and only goes unicast with phone 1.

SPA5x5, SPA30x
7.5.6 and 7.5.6a
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
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