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Joined: Nov 2013
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Has anyone interopted with Allstream sip trunks through an Adtran plus a local router?

we have 2 way audio on Outbound calls but 1 way audio (the NEC can not hear caller) on inbound calls.

any ideas will help.

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NAT is messed up. SIP ALG must be off on the router as well.


Moderated by  ttech 

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