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Posts in 2020

  • MPLS Labels Explained

    Saturday, February 01, 2020 in MPLS

    I had a (perhaps common) misunderstanding about how MPLS applied labels. I thought that MPLS would stack up labels for the entire path (so like 6 hops, 5 labels). This of course would affect MTU of MPLS packets, especially on the originating edge. …

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Posts in 2018

  • The Road to MPLS

    Wednesday, September 26, 2018 in MPLS

    This year I’ve build two totally different MPLS Service Provider networks. One network has limited MPLS with VPLS on MikroTik, the other is a full MPLS L3VPN on HPE Comware gear. Articles in this Series Normally MPLS is abstracted out on …

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