eduardo:cisco:cucm:cucm-sip-ph
Table of Contents
SIP Phones
Third Party SIP Phones
- Basic phone support one line and consume three DL
- Advanced phone support up to eight lines and video and consume six DL
- The 7940 and 7960 can be loaded with a standard SIP software, which is different from using SIP with CUCM.
- Features not supported included:
- Phone button templates
- Softkey templates
- IP Phone Services
- Cisco Unified Communication Manager Assistant
- Cisco Unified Video Advantage
- Call Pickup
- Barge
- Presence, etc
- Third party SIP phones register with CUCM but are not recognized by a device ID such as MAC.
- SIP Digest authentication is used instead.
- By a username and keyed MD5 hash
- CUCM can challenge SIP endpoints and trunks, but can only respond to challenges on SIP trunk
- CUCM can be configured to check the key (i.e. digest credentials) of a username or to ignore the key and only search for the username
- The Line are configured separately on the phone and CUCM and must match
Configuration Third Party SIP
CUCM End User
- Configure and end user in CUCM
CUCM SIP Phone
- Configure Third Party SIP phones and its DN in CUCM
- Select type basic (1 line) of advanced (Up to 8 lines)
- Use Dummy MAC
- Associate SIP phone with the end user
Third-Party SIP Phone
- Configure the SIP phone with the IP address of CUCM (proxy address), end-user ID, digest credentials/key hash (optional) and directory number
- If digest credential is configured on the user, then we have to enter the password. See SIP Digest Authentication for more detail.
SIP Terminology
eduardo/cisco/cucm/cucm-sip-ph.txt · Last modified: 2024/02/23 08:20 by 127.0.0.1