phone*CLI> sip show channels
Peer             User/ANR    Call ID      Seq (Tx/Rx)  Form  Hold     Last Message
192.168.1.169    lizquilty   190904763@1  00101/00020  ulaw  No       Rx: ACK
203.184.16.6     6479292090  72befc4e670  00403/00000  unkn  No
192.168.1.196    nonyolees   4342a18617e  00102/10030  unkn  No  (d)  Rx: BYE