[Freeswitch-users] Fwd: NAT issue

Sat Feb 19 05:48:09 MSK 2011

---------- Forwarded message ----------
From: Spencer Thomason <spencer at 5ninesolutions.com>
Date: Fri, Feb 18, 2011 at 8:46 PM
Subject: Re: [Freeswitch-users] NAT issue
To: Aloysius Lloyd <lloyd.aloysius at sunteltech.ca>

I did and that resolved the issue.  I was more or less just curious as to
why Freeswith detected all the others at NAT and not those.  There isn't any
real network topology differences between the endpoints. All are running
Polycom firmware v 3.3.1.

Thanks,
Spencer

Aloysius Lloyd <lloyd.aloysius at sunteltech.ca> wrote:

>May be the Two phones using different firmware.
>
>Try the following parameter in the extension
>
><param name="sip-force-contact" value="NDLB-connectile-dysfunction"/>
>
>Thanks
>Lloyd
>
>
>On Fri, Feb 18, 2011 at 12:12 PM, Spencer Thomason <
>spencer at 5ninesolutions.com> wrote:
>
>> Hello all,
>> I'm having a strange NAT problem.  My Freeswitch server has a public
>> ip and the endpoints which are Polycom IP 650s are all behind NAT with
>> mainly Netgear SRX 5308 routers at multiple locations.  The server is
>> on a public class C network and one of the locations has its router on
>> the same class C.  I.e x.x.x.7/24-router, x.x.x.240/24-server.  I'm
>> only experiencing this with 2 of about 30 extensions.  The first
>> endpoint to register from this location gets detected as NAT but the
>> others with the ports remapped do not. This maybe explains it better:
>>
>> Call-ID:        4feea796-bd96e2ed-e16d27ac at 10.6.71.103
>> User:           1103 at x.x.x.240
>> Contact:        "user" <sip:1103 at 10.6.71.103;received=x.x.x.
>> 7:5060;fs_nat=yes;fs_path=sip%3A1103%40x.x.x.7%3A5060>
>> Agent:          PolycomSoundPointIP-SPIP_650-UA/3.3.1.0769
>> Status:         Registered(UDP-NAT)(unknown) EXP(2011-02-18 11:15:47)
>> EXPSECS(1143)
>> Host:           pbx10.5ninesolutions.com
>> IP:             x.x.x.7
>> Port:           5060
>> Auth-User:      1103
>> Auth-Realm:     pbx10.5ninesolutions.com
>> MWI-Account:    1103 at x.x.x.x
>>
>> Call-ID:        d21b71b2-75baa80d-768c0b08 at 10.6.71.104
>> User:           1101 at x.x.x.240
>> Contact:        "user" <sip:1101 at 10.6.71.104>
>> Agent:          PolycomSoundPointIP-SPIP_650-UA/3.3.1.0769
>> Status:         Registered(UDP)(unknown) EXP(2011-02-18 11:16:48)
>> EXPSECS(1204)
>> Host:           pbx10.5ninesolutions.com
>> IP:             x.x.x.7
>> Port:           1036
>> Auth-User:      1101
>> Auth-Realm:     pbx10.5ninesolutions.com
>> MWI-Account:    1101 at x.x.x.x
>>
>> Call-ID:        a74e61a6-1863ea7d-789686c4 at 10.6.71.105
>> User:           1102 at x.x.x.240
>> Contact:        "user" <sip:1102 at 10.6.71.105>
>> Agent:          PolycomSoundPointIP-SPIP_650-UA/3.3.1.0769
>> Status:         Registered(UDP)(unknown) EXP(2011-02-18 11:17:23)
>> EXPSECS(1239)
>> Host:           pbx10.5ninesolutions.com
>> IP:             x.x.x.7
>> Port:           1036
>> Auth-User:      1102
>> Auth-Realm:     pbx10.5ninesolutions.com
>> MWI-Account:    1102 at x.x.x.x
>>
>> Call-ID:        100b5148-6a47060a-13c4-50029-c844-22fc4dd3-c844
>> User:           1801 at 97.67.110.240
>> Contact:        "user" <sip:1801 at 10.6.71.106:5060>
>> Agent:          MP201 B 1FXS/3.0.1_build_19
>> Status:         Registered(UDP)(unknown) EXP(2011-02-18 11:26:23)
>> EXPSECS(1779)
>> Host:           pbx10.5ninesolutions.com
>> IP:             97.67.110.7
>> Port:           1036
>> Auth-User:      1801
>> Auth-Realm:     pbx10.5ninesolutions.com
>> MWI-Account:    1801 at x.x.x.x
>>
>> -------  Another Location ----
>>
>> Call-ID:        dca2a276-4eb94f97-c55177b0 at 10.1.10.186
>> User:           4204 at x.x.x.240
>> Contact:        "user" <sip:4204 at 10.1.10.186;received=x.x.x.x:
>> 5060;fs_nat=yes;fs_path=sip%3A4204%40x.x.x.x%3A5060>
>> Agent:          PolycomSoundStationIP-SSIP_5000-UA/3.3.1.0769
>> Status:         Registered(UDP-NAT)(unknown) EXP(2011-02-18 11:28:04)
>> EXPSECS(1880)
>> Host:           pbx10.5ninesolutions.com
>> IP:             x.x.x.x
>> Port:           5060
>> Auth-User:      4204
>> Auth-Realm:     pbx10.5ninesolutions.com
>> MWI-Account:    4204 at x.x.x.x
>>
>> The port and IP are detected correctly but the contact is a private
>> IP.  Any clue as to why the two extension 1101 and 1102 are any
>> different?
>>
>> Thanks,
>> Spencer
>>
>>
>>
>>
>>
>>
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