Re: mtu mis-match

From: Michael Holstein (no email)
Date: Thu Mar 20 2008 - 11:30:00 EDT

  • Next message: Jon R. Kibler: "BANDCON Contact"

    > but I still don't know why mtu can cause this problem
    >

    Blocking ICMP (specifically type 3,code 4) can also cause this ..
    because it breaks path MTU discovery (pmtud).

    The first part of this doc helps explain the issue :

    http://www.cisco.com/warp/public/105/pmtud_ipfrag.html

    Cheers,

    Michael Holstein
    Cleveland State University


  • Next message: Jon R. Kibler: "BANDCON Contact"





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