[c-nsp] SIP not working behind NAT

Roger Wiklund copse at xy.org
Thu Sep 30 16:35:07 EDT 2010


Good to hear,

On Cisco routers, we always have to turn the sip nat OFF. But on Cisco
PIX:es it must be on, don't know about the ASAs, It's a bit of trial
and error on the different platforms.

Regards
Roger

On Thu, Sep 30, 2010 at 8:55 AM, Bikash Bhattarai <bikash at dristi.com.np> wrote:
> After issuing no ip nat service sip udp port 5060 and clearing  the nat translation table solved the issue.
>
> Thank you all
>
>
> With regards,
> Bikash Bhattarai
>
> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of LM
> Sent: बिहीवार, सेप्टेम्बर 23, 2010 5:52 PM
> To: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] SIP not working behind NAT
>
> Several problems with SIP and NAT check bug toolkit for that IOS at cisco.com
>
> El 22/09/10 10:41, Bikash Bhattarai escribió:
>> Dear all,
>>
>>
>>
>> I have just configured a Cisco 1811 with
>> c181x-advipservicesk9-mz.124-15.T10. If I put my ATA on public IP it
>> works fine but if I put behind NAT it doesn't work. Proxy registration
>> works fine and I can get Call from other end. But I can't make call to other end.
>> Please help.
>>
>>
>>
>> Regards,
>>
>> Bikash Bhattarai
>>
>>
>>
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