Providing Network Professionals The Edge


The Four Enemies of Voice and Video Traffic

It is the never ending battle of real time voice and video traffic against the following evil foursome.  Here is a quick reference of who/what they … [Read more...]

SIP Response Codes

SIP Response codes are a means of communication for the Session Initiation Protocol.  They are pre-defined responses to SIP Requests which have been … [Read more...]

What is GARP (Gratuitous ARP Protection)?

Gratuitous ARP (protection) This is an example of a typical standards based (beneficial) LAN feature which can be used in some cases by the bad … [Read more...]

VoIP Packet Overhead

The world of packet overhead, the envelopes which ensure our information reaches our destination. It is easy to forget these specific values … [Read more...]


Stay Tuned!  Articles coming soon. … [Read more...]