Phone will receive ext to ext calls, but that's all.

Starburst

New Member
Jul 8, 2026
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So this is an odd problem.
PBX is in the cloud.

Programmed a Poly B10 here, and tested it, all was good.
Sent it to Florida.
And it doesn't work, except I can call that extension from mine, and it connects and has audio both ways.

PBX shows the phone is registered.
I whitelisted the IP in the PBX, iptables, and in the edge firewall.

But when he tries to call my extension or outside, it's just dead air.

There are allot of RGEX failures when I searched for 1410, I've attached part of the log.

What I've seen from other posts, they mention a dial plan is setup wrong.
But if that was the case, why is my extension OK?
And that the phone worked here.

Anyone has a suggestion?


Thanks
 

Attachments

Those failures are not the source of the issue. This is how the dialplan works. Each individual dialplan has conditions. If the condition is true, it executes. If not, you see the word FAIL, and it moves on to the next dialplan. It's desinged that way because not every dialplan needs to be executed for each call to complete. If the phone works fine at one location and not at another, it's much less likely to be the dialplan. The most likely issue is NAT or SIP ALG. Welcome to the worst nightmare of VoIP. Those two keep us all awake at night. (unless you use TLS, then you can sleep well)
 
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