Chapter 9. Using Packet Island Software

You can find VoIP a very frustrating technology if you don't have access to accurate diagnostic information. The old tools at your disposal for managing a data LAN with Simple Network Management Protocol (SNMP) and the various packet capture software aren't precise enough for a VoIP network. The packet capture software only allows you to gain visibility into your LAN for the brief moments that the capture collects packets, and doesn't show ongoing management specifications. Aggregated data that lists packet collisions or network events available through SNMP don't provide enough information to isolate the source. You need something that can collect enough empirical data to efficiently direct you to the root source of a problem.

Packet Island software is the most effective tool I know for this job. This chapter covers basic information about Packet Island, as well as the functioning of the Packet Island GUI.


Even if you're not using Packet Island, this chapter identifies the key elements you should look for in any VoIP Lifecycle Management (VLM) software.

Getting the Basics on Packet Island

Packet Island ( is based out of Cupertino, California, and was founded in 2004 by a couple of engineers who have deep experience in VoIP and network management technologies. They'd been in the industry for many years and were watching the VoIP market grow and evolve from the vantage point of their VoIP chip company, so they had a front-row ...

Get Flash® and PHP Bible now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.