Support Knowledge Base

Outbound Calls- Denied Declined 403 SPAM/Fraud
Due to many reports of outbound calls being denied (Blocked Due To Spam Designation) we wanted to post this statement from our engineering department.  ...
Mon, Apr 18, 2022 at 5:49 PM
Spam- Register your number(s) here:
You can register your numbers here to stop your caller ID from coming up as spam.  Unfortunately there is no easier way to register your numbers at this tim...
Mon, Jun 20, 2022 at 3:59 PM
SIP ALG testing
If you are dropping calls or the client sounds choppy then your SIP ALG might be enabled. Please download and run this program to check for SIP ALG. If it ...
Fri, May 7, 2021 at 10:13 AM
Firewall Port Settings (SIP ALG)
General Firewall Requirements Create a rule to allow inbound traffic from: Prioritize and allow all traffic to/from the following FQDNs/IPs: c...
Mon, Aug 12, 2024 at 7:55 PM
Fax Error Codes
Fax Status Codes 0 OK (Fax successfully sent) Fax Success! 1 Internal error Call disconnected after several minutes without getting a page break or co...
Tue, Oct 29, 2019 at 9:08 AM