Please review these instructions on how to set up the network configurations for your VirtualPBX VoIP phone system. We recommend 64kbs inbound and outbound bandwidth budget for each concurrent VoIP phone call.
You may also need to open the following ports:
These steps mention specific ISPs, however, the steps should be similar for most carriers/ISPs and will normally require a third party router. We recommend the Netgear WNDR4500 for smaller networks and the SonicWall TZ215 and up for larger networks and companies.
Founded in a San Francisco, California basement in 1997, VirtualPBX delivers Business Phone, Contact Center, AirDial POTS Replacement, VirtualText, and The Work Browser to our customers, who work in the office, remotely, and everywhere in between. We offer more than just products and services; we make your business better with quality customer care and 24/7 support.
1998-2025. VirtualPBX.com, Inc. All rights reserved. VirtualPBX, TrueACD, and ProSIP are ® trademarks of VirtualPBX.com, Inc.