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Archive for December, 2011

Let´s get started with Lab training!

December 28, 2011 Leave a comment

So I can finally start to train for the CCIE R&S lab! I am excited to getting started. I have chosen to go with INE study material as I have a strong feeling that it is a professional company.

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L2TPv3 VLAN-to-VLAN

December 13, 2011 7 comments

For a few days ago I had to find a solution for a customer that could provide VLAN-to-VLAN traffic over Internet between 2 locations. I found a solution which I think was really interesting therefore I want to share it here.

Here are the requirements:

  • Host 1 (VPC1) in VLAN X  at location A and Host 2(VPC2) in VLAN X in location B should be able to send Multicast traffic to each other as well as unicast traffic
  • Host 3 (VPC3) in VLAN Y  at location A and Host 4(VPC4) in VLAN Y in location B should be able to send Multicast traffic to each other as well as unicast traffic
  • Host 2 and Host 4 at location B cannot be configured with a default gateway so they must be in the same broadcast domain as Host 1 and Host 2 respectively in location A
  • Host 1/2 traffic should completely be isolated from Host 3/4 traffic

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