Business Continuity - Avaya 100 Series Application And Qualification Manual

4.4 Business Continuity

What:
Fault tolerance and advanced routing techniques for reliable WAN and LAN connectivity.
Who:
Enterprises looking to protect themselves against loss of critical connectivity and services
Why:
SR provides advanced mechanisms for resiliency including VRRP and comprehensive multilink bonding
enabling Enterprises to deploy a fault tolerant gateway solution.
When:
Available today
Where:
Worldwide however multilinking techniques apply solely to FR and PPP WAN interfaces.
How:
The SR series provides hardened failure resistant platforms with integrated AC/DC power supplies. In
addition fixed memory is used in place of hard drives eliminating susceptibility to mechanisms with
moving parts.
From a software perspective the SR portfolio provides:

Router Redundancy
Virtual Routing Redundancy Protocol (VRRP) enabling two routers to dynamically intelligently
share the same gateway address(es) and provide crucial backup in the event of one router device
failure. SR's VRRP solution helps provide both router redundancy and router load sharing.
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