Fail over from a LAN to a WAN link

Sep 26, 2005 5 Replies
Fail over from a LAN to a WAN link open original image

Hi all, I have a LAN fibre connection between 2 geopgraphically distinct sites which I would like to back up with a redundant WAN link (Microwave). Is there any way to do this redundantly with the failover being automatic and completley transparent - no manual config changes required? I have a Layer 3 switch running each location as a distinct VLAN. Am stumped. Thanks in advance.



Lee



Run a dynamic routing protocol (EIGRP, OSPF , RIPv2) between the two layer 3 switches. Configure a better (i.e. lowere metric) on LAN link versus WAN link

Thanks guys, I have never worked with OSPF before. Can anyone direct me to a site that can explain it to me comprehensively? Thanks.

Send me private email to snipped-for-privacy@rogers.com

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And please feel free to discuss OSPF et al at
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and the moderators have extensive experience in designing, configuring, and troubleshooting OSPF.

Regards, Steve

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