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Channel: rekrowteN | Networker » Route Leak
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Route Leak – How To Manual

I have covered route leak in several posts already. Time to make some general notes from it, so you can easily build your own leak according to your needs. What Is Route Leak? We are talking about...

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Route Leak – Hard BGP Clear Not Needed for Export Maps

That’s right, you don’t need to do hard BGP clear, when you configure or change export map for route leak. I will show you a trick for that. Consider following two router topology with simple config....

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Route Leak Based on MPLS VPN Route Target Rewrite

I have said in the last post that MPLS VPN route target rewrite functionality can be used for route leak functionality as well. Let me show you how. This approach is maybe even more elegant than...

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Route Leak between Global IPv4 Table and VRF

Route leak between VRFs was deeply explained in multiple past posts. Here is a post about leak between VRF and global routing table. I will do two things here. Import routes from global table into VRF...

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MPLS TE with PBR in VRF Environment

How to achieve MPLS traffic engineering with policy based routing? I have provided one extremely extreme solution already, but this one is much easier and does the trick. Of course, it has its caveats...

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Route Leak From One VRF to Second VRF via Third VRF

I didn’t have route leak post for some time so I thought I can present something crazy. I will have one route in one VRF, other route in other VRF and they will communicate via third VRF. I will use...

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BGP AS Path Stripping 2/2

I want to send data center routes to the Client, but unfortunately, we utilize the same AS value(s). As that creates a routing loop, data center routes are ignored. I have provided two solutions...

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Different Approach to Route Leak

Long time no route leak post. I want to show a different approach to the route leak. You can use export maps and import maps to match prefixes and export/import them with correct route target. Or you...

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Route Leak between Missing VRFs 1/2

A nice question popped up. There are some missing VRFs on some routers and the route leak still works. How it can be? Let me show you a lab so you better understand the question. Consider following...

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Route Leak between Missing VRFs 2/2

At the end of the last post, I have stated that I don’t need to have a third VRF for carrying the traffic. I can carry traffic between “missing” VRFs and it is all about route distinguisher values....

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