Author Archives: markus.wirth

About markus.wirth

Living near Limburg in Germany, working as a Network Engineer around Frankfurt am Main.

misc: useful links

Here I will collect some useful links (I am not responsible for the content of those pages) PC Tools: http://www.jgoodies.com/downloads/jdiskreport/ – A good tool to see which folder needs which space, or better – where is my HDD space gone??? Networking … Continue reading

Posted in Misc, Uncategorized | 3 Comments

mpls: layer3-vpns, pe-ce routing protocol – ospf

Hello everyone! Right now I am going to show how to use OSPF as a PE-CE routing protocol when using MPLS VPNs. Here is our topology (same topology like with the other protocols used): Given: – a small MPLS backbone … Continue reading

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mpls: layer3-vpns, pe-ce routing protocol – eigrp

Hello everyone! Right now I am going to show how to use EIGRP as a PE-CE routing protocol when using MPLS VPNs. Here is our topology (same topology like with the other protocols used): Given: – a small MPLS backbone … Continue reading

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mpls: layer3-vpns, pe-ce routing protocol – rip

Hello everyone! Today I am going to show how to use a variety of routing protocols to be used as PE-CE routing protocol when you are connected to a MPLS VPN service provider or when you act as a provider. … Continue reading

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mpls: ospf sham link – why? and howto!

Hello everybody. Today I decided to write a post about OSPF SHAM LINK which is used in MPLS networks. Before giving a short explanation for what the sham link is used I will show you the topology as its a … Continue reading

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mpls: ldp neighbor relationship with md5 password authentication – part 2

Hi again and welcome to the second part of the LDP authentication section. This time we will configure some errors to have a look on the he behaviour of the routers and what we can do to troubleshoot it.behaviour of … Continue reading

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mpls: ldp neighbor relationship with md5 password authentication – part 1

Hi everybody! Today a simple but sometimes time consuming topic, when it comes to troubleshooting. MPLS LDP neighbor relationships with password authentication. So we have quite a simple topology. Lets only use two neighboring routers because usually LDP is only … Continue reading

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