Tag Archives: voip

Configure PLAR on SCCP and SIP Phones in CUCM

Posted on September 26, 2016 by

PLAR is a common feature often used for elevator or emergency phones in public areas. The idea is that when someone takes the phone off hook a call is immediately placed to someone who can help. It’s a critical configuration to get right and test before giving any stamp of approval. Continue reading →

Posted in Collaboration, Telephony | Tagged , , , | 6 Comments

Dial-Peer Destination Balancing

Posted on September 17, 2016 by

Traditionally, VOIP dial peers follow a fairly limited creation process. You can match a single pattern and direct to a single destination…

…In IOS XE 3.11S and IOS 15.4(1)T a new concept of server groups was created. Continue reading →

Posted in Collaboration, Telephony | Tagged , , | Leave a comment

Google Voice at Home without Asterisk

Posted on September 17, 2012 by

Looking to use Google voice at home as your traditional home phone service without using some crazy Asterisk hack? You may even be fed up with the complexity of Asterisk anyhow, particularly if a simple voice gateway is all you have been using it for. There is an answer to this and it comes in the form of an inexpensive device called the Obi. Continue reading →

Posted in Telephony | Tagged | Leave a comment

Mitel Phone DHCP Configuration with Multiple VLANs

Posted on August 30, 2012 by

Typically it is always recommended to segregate VoIP traffic from your typical data traffic. Recently, however, I was part of a Mitel 3300 phone system installation that was taking a different course. The techs with the local phone company doing the installation were not familiar with this concept and wanted to actually statically address the phones as well. Not cool, scalable or best practice particularly as the network grows and changes. Continue reading →

Posted in Networking, Telephony | Tagged , , | Leave a comment