Cisco CME SIP extension as X-lite Phone
1- Allows SIP phones to call other SIP phones and H323 calls
voice service voip
allow-connections sip to sip
allow-connections sip to H323
allow-connections H323 to sip
allow-connections H323 to H323
2- Enable IOS SIP Registrar
sip
registrar server expires max 1200 min 300
3- configure the voice register configuration The “voice register global” configuration is similar to the telephony-service configurations used for SCCP phones.
voice register global
mode cme
source-address 10.3.5.2 port 5060
max-dn 10 !Configure the maximum number of SIP extensions
max-pool 5 !Configure the maximum number of SIP phones
authenticate register
authenticate realm gkhan.in !Doesn’t impact X-Lite whether it is applied or not
tftp-path flash: !Not necessary to get X-Lite to register, but useful for Cisco SIP phones
create profile !Generates configuration files for phones
4- Create the directory number for the X-Lite station and the phone registration information.
voice register dn 1
number 51234
allow watch !If you are doing any Presence-like things
name xlitetest
label 51234
5- Map the DN to Phone
voice register pool 1
id mac DEAD.BEEF.0001
dtmf-relay sip-notify
username test password test123
number 1 dn 1
codec g711ulaw
6- create profile and resatart
voice register global
create profile
restart
Configure the X-lite make calls and receive calls
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