enter the command
telephony-service setup
when gonna be asked how many IP phones to configure, enter the number u phons u want then to rigister
Choose the first extension number for example if u chose 1001
the foloowing on will be automaticly 1002 and so on
if telephony srvice is configured do
no telephony-srvice then
issue telephony-service setup
goo dluck
please, if helpful Rate