[Asterisk-Users] NAT and * - SIP Multiple login timeout

[Harold Workman]

asterisk-users-admin at lists.digium.com wrote:
>> FWIW, I've seen several cases similar to this (not with asterisk
>> though) where the nat box itself had a limit (bug or otherwise,
>> unknown) as to how many devices behind the box could use a specific
>> port number.
>>
>>
>>
> Ahhh, thats right!  We have seen this many times before.  Change the
> source port of the 2 phones behind that NAT to different ports and try
> again.  For example 5060 and 5061.



They are logging in with different ports.  Could asterisk be lying and
actually giving them the same port? or getting confused?  can i specify what
source port the phone uses on the asterisk box? or is this something that
has to be done on the phone?

pbx*CLI>sip show peers

2815551212/2815  166.67.78.9      D   N      255.255.255.255  63289
Unmonitored
2815553434/2815  166.67.78.9      D   N      255.255.255.255  64019
Unmonitored