3.1.2 Matrix Server Installation Guide

Table Of Contents
Chapter 2: Install PolyServe Matrix Server 19
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Fencing
When certain problems occur on a server (for example, hardware
problems or the loss of matrix network communications), and the server
ceases to effectively coordinate and communicate with other servers in
the matrix, Matrix Server must remove the servers access to filesystems
to preserve data integrity. This step is called fencing.
The Fencing tab allows you to select the method that Matrix Server
should use to remove access to the SAN.
There are two fencing methods:
FibreChannel Switch-based fencing. When a server needs to be
fenced, Matrix Server will disable the servers access in the
FibreChannel fabric. The server must be rebooted to regain access to