[cisco-voip] MTP won't register

Adel Abushaev adel.abushaev at gmail.com
Wed Apr 20 20:10:33 EDT 2011


Since it is one the latest IOS (post 15.1(2)T), and just as a shot into the
sky (it might be related in IOS code though), could you try this:

voice service voip
 no ip address trusted authenticate

?



On Mon, Apr 18, 2011 at 1:04 PM, Brian Schultz <bms314 at gmail.com> wrote:

> Here is a screenshot and interface config.  Pretty basic config here...
>
> Health2951#telnet 192.168.225.10 2000 /source-interface g0/0
> Trying 192.168.225.10, 2000 ... Open
>
>
> quit
>
>
> [Connection to 192.168.225.10 closed by foreign host]
> Health2951#sh run int g0/0
> Building configuration...
>
> Current configuration : 155 bytes
> !
> interface GigabitEthernet0/0
>  ip address 192.168.148.3 255.255.255.0
>  no ip redirects
>  no ip unreachables
>  no ip proxy-arp
>  duplex auto
>  speed auto
> end
>
>
>
>
>
>
>
>
> On Mon, Apr 18, 2011 at 2:30 PM, Bernhard Albler <
> bernhard.albler at gmail.com> wrote:
>
>> What names did you enter when inputing the enhanced media Termination
>> Point? MTP... or just the MAC ?
>> Next step would be to check the logs (GW or UCM) or a packet capture
>> via utils network capture on the UCM.
>> The second option would definitely help to check source adresses and
>> wether the packets even reach the UCM.
>>
>> cheers
>> bernhard
>>
>
>
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