Category Archives: MPLS

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

Posted on November 2, 2012 by

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 →

Posted in MPLS, Routing | Tagged , , , , , , , , , , , , , , , , , | 2 Comments

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

Posted on November 2, 2012 by

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 →

Posted in MPLS, Routing | Tagged , , , , , , , , , , , , , , , , , , , | 1 Comment

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

Posted on November 1, 2012 by

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 →

Posted in MPLS, Routing, Uncategorized | Tagged , , , , , , , , , , , , , | Leave a comment

mpls: ospf sham link – why? and howto!

Posted on November 1, 2012 by

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 →

Posted in MPLS | Tagged , , , , , , , , , , , , , , , , , , | 18 Comments

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

Posted on October 29, 2012 by

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 →

Posted in MPLS, Uncategorized | Tagged , , , , , , , , , | 1 Comment

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

Posted on October 25, 2012 by

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 →

Posted in MPLS | Tagged , , , , , , , , , , , , , , , | 4 Comments

mpls: pseudowire emulation / any tansport over mpls – interconnecting sites via layer 2 – (part 2)

Posted on October 7, 2012 by

Hi again! Now its time for part 2 of the MPLS Layer 2 interconection between two sites. Challenge: – interconnect two sites via PEM but without an MPLS enabled service provider network Preconfigured & given: – topology of Part 1 … Continue reading →

Posted in MPLS | Tagged , , , , , , , , , , , , , | Leave a comment