VoIP NAT: Difference between revisions

From AAISP Support Site
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NAT on our Voiceless server does work in many cases. However, due to the nature of NAT, and the numerous implementation and 'fixes' and 'bodges' in routers, it can be tricky to get working.
NAT on our Voiceless server does work in many cases. However, due to the nature of NAT, and the numerous implementation and 'fixes' and 'bodges' in routers, it can be tricky to get working. Lots of the phones that we've tested do just work, but other network equipment (ie the router) may get in the way.


We'd always suggest using public IP addresses for VoIP devices.
We'd always suggest using public IP addresses for VoIP devices.
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*Disable upnp on routers
*Disable upnp on routers
*Disable SIP ALG (Or try enabling)
*Disable SIP ALG (Or try enabling)
*Disable Stun settings on the VoIP phone
*Disable Stun settings on the VoIP phone (stun.aa.net.uk can be used)

Revision as of 15:58, 29 Mayıs 2014

NAT on our Voiceless server does work in many cases. However, due to the nature of NAT, and the numerous implementation and 'fixes' and 'bodges' in routers, it can be tricky to get working. Lots of the phones that we've tested do just work, but other network equipment (ie the router) may get in the way.

We'd always suggest using public IP addresses for VoIP devices.

If you do want to use NAT, then here are some tips if you are struggling:

  • Disable upnp on routers
  • Disable SIP ALG (Or try enabling)
  • Disable Stun settings on the VoIP phone (stun.aa.net.uk can be used)