IP SLA

IP SLA with Object Tracking and Automatic Preempting in MPLS TE

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Original post # https://rekrowten.wordpress.com/2012/10/19/ip-sla-with-object-tracking-and-automatic-preempting-in-mpls-te-part-5/ IP SLA was described in this post. Some of the examples were provided here. This post showed an option, where IP SLA was used to monitor static routes and preempting them. Today’s post will be similar to that one. Today I am monitoring MPLS TE tunnels and dynamically preempting to backup path, when certain threshold in IP SLA probe is met. Good example on how to monitor network and dynamically and…

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IP-SLA DNS Tracking

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Original Post # http://jcape.name/2011/04/23/anycast-ip-sla-howto/  Configuration to be performed on a server Configuration to be performed on the router in site A Configuration to be performed on the router in site B   The next step is to configure the routers to route packets destined for the anycast address via the primary network interface on the servers, run test queries against named on the primary network interface of that server, and remove the route to the anycast…

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