CME IP Phones not registering

[Jagadish2]

Hi

We are seeing ip phones are not registering to CME. Please help attached the sh run config file.

[Leo Laohoo]

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@Jagadish2 wrote:
We are seeing ip phones are not registering to CME. Please help attached the sh run config file.

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Are the phones getting valid IP addresses or not?

[Jagadish2]

Hi,

IP Phones are not getting IP address also..

[Leo Laohoo]

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@Jagadish2 wrote:
IP Phones are not getting IP address also..

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Did anyone check the DHCP server?  

[M02@rt37 · Accepted solution]

Hello @Jagadish2,

Please provide us debug ccsip messages command during a sip phone attempting registering.

Note: you have 2 default route on your config ??

ip route 0.0.0.0 0.0.0.0 182.72.211.133
ip route 0.0.0.0 0.0.0.0 10.200.151.1

Thanks.

[Maren Mahoney]

@Jagadish2 As noted above your router config has some things to look at. As for DHCP, you have a pool for your phones, but it is not configured. At a minimum you will need the following. Modern IP telephony networks also should have a DNS reference and a domain, and I see neither in your config anywhere (which is surprising since you have an RSA key generated). 

ip dhcp pool phones
 network 10.200.151.0 255.255.255.0
 default-router 10.200.151.10
 option 150 10.200.151.10
 dns-server x.x.x.x
 domain-name yourdomain.com

If you have have not already done so, please read the Cisco Unified Communications Manager Express System Administrator Guide 

Maren