[SR-Users] OT: are there still asymmetric SIP clients?

Klaus Darilion klaus.mailinglists at pernau.at
Wed Jun 22 15:54:23 CEST 2011


So what do you use as nat_check? Only the received IP address?

regards
Klaus

Am 22.06.2011 15:36, schrieb Sergey Okhapkin:
> A lot of Cisco (not linksys) SIP equipment is asymmetric.
> 
> On Wednesday 22 June 2011, Klaus Darilion wrote:
>> Hi!
>>
>> Just a small survey: Are you still using NAT detection checks? I prefer
>> to apply NAT traversal always (never trust the contact header) which of
>> course only works if all the clients are symmetric.
>>
>> Thus - do you still see asymmetric SIP clients?
>>
>> Thanks
>> Klaus
>>
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> 
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