Howto create SIP resiliency through HA SBCs

This week I read an interesting blog/article about creating SIP resiliency with the use of high-availability Session Border Controllers (SBCs). The blog which I like to share is by Andrew Prokop. It’s important to understand how high availability session border controllers are enabled, and more importantly, under what conditions failover rules are invoked. Any subject Read more about Howto create SIP resiliency through HA SBCs[…]

Audiocodes E-SBC: howto remove ;ext= from INVITE header

Sometimes PBX platforms doesn’t like INVITE headers that has an element included that contains ;ext=. In order to remove this aspect from an INVITE the ;ext= element needed to be stripped from the INVITE header using a Message Manipulation on the AudioCodes E-SBC. On an AudioCodes devices running version 6.8 of the firmware, the following Read more about Audiocodes E-SBC: howto remove ;ext= from INVITE header[…]

SBC Routing between Lync and Service Provider

When using a SIP trunk provider it is often recommended that you terminate the SIP signaling and media on an SBC. When you do that there is special configuration required in order to send the traffic to Lync and to send traffic back to the SIP provider when using an Session Border Controller (SBC). This Read more about SBC Routing between Lync and Service Provider[…]