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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!

Disable SIP ALG: Difference between revisions

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Disabling an ALG on your router may well help with any VoIP problems. Here are some notes on various routers that we've come across:
Disabling an ALG on your router may well help with any VoIP problems. Here are some notes on various routers that we've come across:


== ZyXEL VMG1312 and VMG3925 ==
Usually disabled by default.
*Log in to the router's web interface
*Go to:
**Network Setting - NAT - ALG
*Disable the settings there


== Technicolor ==
== Technicolor ==
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:saveall
:saveall
:exit
:exit

(On older models/firmware the command to use is '':nat unbind...'' rather than '':connection unbind...'')


==Billion 7800==
==Billion 7800==
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== Neatgear==
== Neatgear==
From Wan Setup Menu: go to NAT Filtering and uncheck the box next to "Disable SIP ALG"
From Wan Setup Menu: go to NAT Filtering and check the box next to "Disable SIP ALG"


==Vigor2750, Vigor2130==
==Vigor2750, Vigor2130==
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ip nat service sip active 0
ip nat service sip active 0


==More info:==
==More info==
*More info on: [http://www.voip-info.org/wiki/view/Routers+SIP+ALG VoIP-Info]
*More info on: [http://www.voip-info.org/wiki/view/Routers+SIP+ALG VoIP-Info]




[[Category:VoIP_Faults]]
[[Category:VoIP Faults]]
Retrieved from "http://support.aa.net.uk/Disable_SIP_ALG"