No registered IP Phone 7821 CME 10.5

[Adrian Leon]

Hello everyone, you can not configure the IP phone, you need to configure and following caracterizticas were made.

Any solution to this problem:

Thanks in advance

CME 10.5

Versión Firmware : sip78xx.10-2-1-12.loads

voice class custom-cptone MX
 dualtone conference
  frequency 600 900
  cadence continuous
!
!
voice register global
 mode  cme
 source-address 10.38.15.126 port 5060
 max-dn 100
 max-pool 50
 load 7821 sip78xx.10-2-1-12
 authenticate register
 authenticate realm all
 timezone 9
 time-format 24
 date-format D/M/Y
 tftp-path flash:
 file text
 create profile sync 007060308553142A
 network-locale ES
 user-locale ES
!
voice register dn  1
 number 79905
 name Phone 7821
 label 7821
!
voice register dn  2
 number 79910
 name SIPGS
 label SIPGS
!
voice register dn  3
 number 79911
 name Linea 2
 label Linea 2
 intercom speed-dial 79904
!
voice register pool  1
 busy-trigger-per-button 2
 id mac 547C.69D6.029C
 session-transport tcp
 type 7821
 number 1 dn 1
 presence call-list
 dtmf-relay rtp-nte
 username cisco password cisco
 description PHONE-RBELD
 codec g711ulaw
!
 

[testeven]

Hi Adrian,

The 7821 phone is supported on CME 10.5 as per the document below:

http://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucme/requirements/guide/cme105spc.html

You should be running 10.1(1)SR1 or higher.

For config information you can refer to:

https://supportforums.cisco.com/discussion/12086626/ip-phone-7821-7861-cme-ver-10

https://supportforums.cisco.com/discussion/12379911/cme-sip-issue-cisco-7821-phone-not-registering

Hope it helps!

Tere.

[Adrian Leon]

Correct Answer by Leo Laohoo about 11 months 3 days ago

This procedure is outdated (if not incorrect).

To factory-reset a phone, you'll need to let the phone boot up normally.  Once the boot up is complete, hit the Settings button.  Hit the unlock combination "**#" and a you'll see an "Erase" softkey appear.

This is the only method.