On the last versions of CallManager Express you can register third party
SIP phone as a normal extension of your PBX.
What following is an example for configuring Cisco/Linksys WIP310 on CCME.
WARNING!
As specified on the datasheet with 2px font this wireless phone don't support
access-point roaming
When you register SIP phone on a CME with other SCCP device you can't use the same range for directory numbers.
In then example our PBX have IP 10.0.0.1, the DN is 1000 like username and password.
CCME Configuration
voice service voip
clid network-provided
allow-connections h323 to h323
allow-connections h323 to sip
allow-connections sip to h323
allow-connections sip to sip
supplementary-service h450.12
no supplementary-service sip moved-temporarily
no supplementary-service sip refer
fax protocol pass-through g711alaw
modem passthrough nse codec g711alaw
sip
registrar server expires max 600 min 60
!
voice register global
mode cme
source-address 10.0.0.1 port 5060
max-dn 20
max-pool 10
authenticate register
authenticate realm cme
tftp-path flash:
file text
!
voice register dn 1
number 1000
allow watch
name WIP310
no-reg
label WIP310
!
voice register pool 1
id mac 0000.0000.0000
number 1 dn 1
presence call-list
dtmf-relay sip-notify
username 1000 password 1000
codec g711alaw
!
WIP310 Configuration
Proxy: 10.0.0.1
Outbound Proxy: 10.0.0.1
Register: yes
Use OB Proxy In Dialog: yes
Use Outbound Proxy: no
Display Name: 1000
User ID: 1000
Use Auth ID: no