Monthly Archives: October 2012

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

Posted on October 29, 2012 by markus.wirth

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

Posted on October 25, 2012 by markus.wirth

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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misc: optimzation in the layout of the blog labs

Posted on October 24, 2012 by markus.wirth

Hi everybody! I recognized that my scenarios with the cisco specific outputs the output mostly looked like crap. This way: Router#sh ip route Codes: C – connected, S – static, R – RIP, M – mobile, B – BGP D … Continue reading →

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

Posted on October 7, 2012 by markus.wirth

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 →

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mpls: pseudowire emulation / any tansport over mpls – interconnecting sites via layer 2 – (part 1)

Posted on October 6, 2012 by markus.wirth

Hi everybody! Today I am going to introduce a new challenge that takes care of MPLS and pseudowire emulation. Challenge: – connect two sites via a MPLS VPN Backbone at layer 2 Given: – a “SP” network without MPLS capabilities … Continue reading →

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