pbx3*CLI> sip show history 1835541916@10.10.10.21
pbx3*CLI>
  * SIP Call
1. Rx              INVITE / 12719 INVITE / sip:99900008074953525251@10.10.10.21
2. NewChan         Channel SIP/10.10.10.21-b78d2620 - from 1835541916@10.10.10
3. TxResp          SIP/2.0 / 12719 INVITE - 100 Trying
4. Rx              CANCEL / 12719 CANCEL / sip:99900008074953525251@10.10.10.21
5. TxRespRel       SIP/2.0 / 12719 INVITE - 487 Request Terminated
6. TxResp          SIP/2.0 / 12719 CANCEL - 200 OK
7. Rx              BYE / 12798 BYE / sip:99900008074953525251@10.10.10.21
8. RTCPaudio       Quality:ssrc=1250427710;themssrc=0;lp=0;rxjitter=0.000000;rxcou
9. TxResp          SIP/2.0 / 12798 BYE - 200 OK
10. Rx              ACK / 12719 ACK / sip:99900008074953525251@10.10.10.21
11. ReTx            1000 SIP/2.0 487 Request Terminated
12. Rx              ACK / 12719 ACK / sip:99900008074953525251@10.10.10.21
13. ReTx            2000 SIP/2.0 487 Request Terminated
14. Rx              ACK / 12719 ACK / sip:99900008074953525251@10.10.10.21
15. ReTx            4000 SIP/2.0 487 Request Terminated
16. Rx              ACK / 12719 ACK / sip:99900008074953525251@10.10.10.21
17. ReTx            4000 SIP/2.0 487 Request Terminated
18. Rx              ACK / 12719 ACK / sip:99900008074953525251@10.10.10.21
19. ReTx            4000 SIP/2.0 487 Request Terminated
20. Rx              ACK / 12719 ACK / sip:99900008074953525251@10.10.10.21
21. ReTx            4000 SIP/2.0 487 Request Terminated
22. Rx              ACK / 12719 ACK / sip:99900008074953525251@10.10.10.21
23. MaxRetries      (Critical)