Source Based Routing for Multiple Networks

After not having time to write an article for a while, here is the article I promised in the last post.  We will take our basic network from our other article on source based routing, and expand it.  This solution involves a dual-homed network with redundant gateways.   Continue reading

Source Based Routing with Cisco

When you are transitioning from one carrier to another using provider allocated IP space there is a neat little trick you can use to route outbound traffic through the correct carrier.  While there are some carrier’s that do not filter their ingress traffic, there are many others who do.
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Using Dynamic IP with HE Tunnel and DynDns

At my home I am using both a Huricane Electric IPv6 Tunnel and DynDNS with my dynamic PPPoE DSL.  While static addresses are available, the additional price isn’t worthwhile for my current uses.  I found that Hunicane Electric now has a dynamic interfaces that works similar to DynDNS.  I was able to get the following configs to set up DynDNS and a dynamic HE Tunnel.

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