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This is the support site for Andrews & Arnold Ltd, a UK Internet provider. Information on these pages is generally for our customers but may be useful to others, enjoy!

VoIP NAT: Difference between revisions

VoIP NAT (view source)

Revision as of 15:58, 20 June 2025

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<indicator name="VoIP">[[File:menu-voip.svg|link=:Category:VoIP|30px|Back up to the VoIP and SMS Category Page]]</indicator>
You have probably been directed to this page because you are having trouble with Voice over IP services (using SIP) when using a router or firewall which does some sort of Network Address Translation (NAT). This page tries to explain some of the issues, and why it is often a problem.
 
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