The latest version of Ingate Systems’ Firewall 1600 improves on the Firewall 1400, which we reviewed last year. The result is a SIP-aware VoIP firewall suitable for all but the largest enterprises.

Our firewall runs pfSense, which I know does not have SIP ALG enabled, as this is something that you have to download as an additional package if you want to use it.

The latest version of Ingate Systems” Firewall 1600 improves on the Firewall 1400, which we reviewed last year. The result is a SIP-aware VOIP firewall suitable for all but the largest enterprises.

So our phone system people are trying to setup a SIP trunk on our Mitel 3300 unit. I open up firewall ports and setup 1:1 NAT for the PBX's IP, everything looks like it should be OK. They are telling ...

VoIP (Voice over IP) represents an easily proven, cost-saving technology that many beleaguered IT executives are eager to exploit. Implementation, however, throws up hurdles, not the least of which is ...

Cisco Systems has been trying to reproduce a PIX firewall security hole outlined by a researcher during the Black Hat USA 2006 conference in Las Vegas earlier this month. So far, the company has been ...

Lowell, MA, June 24, 2020 (GLOBE NEWSWIRE) -- NetNumber today announced comprehensive SIP security enhancements to its award-winning multi-protocol signaling firewall. This follows growing concerns ...

The question of session border controller (SBC) or firewall is one that many IT managers find annoying. Why? First and foremost, isn't the new era of communications supposed to be better, faster, ...

As Internet Protocol communications moves into the business arena, many more corporations and organizations are adopting IP-based voice and video for internal and external use. In recent years the ...

Because of VoIP, firewalls may never be the same. New research shows that organizations underestimate the demands that enterprise VoIP security places on existing firewalls, and that those demands are ...