ZyXEL Communications ES-4024A manual With Vrrp, Fault Free Protection Overview of Vrrp

ES-4024A Series Switch Support Notes

Fault Free Protection

Overview of VRRP

Traditional network has one and only one gateway to put between internal network and external network. When the link of router has some trouble, the user can’t access to internet anymore. But when we enable VRRP,.if MASTER router fails, and the BACKUP router will take over, and ensure the traffic still go through.

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Without VRRP

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MasterBackup

With VRRP

VRRP (Virtual Redundancy Routing Protocol) provides a fail-over solution to increase network high availability and prevent single point of failure. Basically, VRRP utilizes two or more switches to work together. The master switch

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