SearchOpenSource: Using VRRP on Linux Improves Network Availability
Feb 07, 2007, 07:00 (0 Talkback[s])
(Other stories by Ron McCarty)
[ Thanks to Jane Walker for this link.
]
"Virtual Router Redundancy Protocol (VRRP) is a simple, yet
robust practice that can provide additional availability in your
network. VRRP can be implemented using Red Hat Enterprise Linux
and/or the VRRPd open source implementations.
"VRRP provides gateway redundancy by allowing each router within
the redundant router topology to share a virtual Ethernet MAC
address and a virtual IP address. When the virtual addresses are
active on a particular router, the router is said to be the master.
Routers without control of the virtual addresses are referred to as
backups..."
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