[INFO ] Phone registered with Call Manager at 10.0.50.5
[INFO ] DHCP lease renewed: 10.0.50.22 (86400s)
[INFO ] NTP sync OK: offset +0.012s
[WARN ] Missed keepalive from CM; retrying...
[INFO ] Keepalive restored
[INFO ] Firmware: CP7912080004SIP060817A.sbin
[INFO ] Boot complete. Extension 00001 active.