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VPN Phone authentication failed

Hello everyone....

I am trying to configure an external IP Phone 7945.

I did the configuration from the CUCM and also the VPN.

But I'm getting an error vpn authentication failed.

When I look at the status messages i'm getting  "All Concentrators FAILED" and "Trust List update failed,DNS unkonown IPV4 host,

2 REPLIES
New Member

VPN Phone authentication failed

Can anybody suggest me on this?

VPN Phone authentication failed

Hi siva,

What version of Router IOS you are using? Also let us know the CUCM version.

Also try to capture console logs from the phone.

And further information you can refer below link

https://supportforums.cisco.com/docs/DOC-9124

Regards,
Nishant Savalia

Regards, Nishant Savalia
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