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Re: New Internet Draft on automatic (end-user) tunneling for SSM

To: finlayson@live.com
Subject: Re: New Internet Draft on automatic (end-user) tunneling for SSM
From: Dino Farinacci <dino@procket.com>
Date: Sat, 24 Feb 2001 02:07:19 -0800
CC: mboned@network-services.uoregon.edu, ssm-interest@external.cisco.com
In-reply-to: <4.3.1.1.20010223230702.00b3a360@localhost> (message from RossFinlayson on Fri, 23 Feb 2001 23:35:15 -0800)
References: <4.3.1.1.20010223230702.00b3a360@localhost>

>>  From my understanding of GRE (please correct me if I'm wrong), the 
>> overhead to tunnel an arbitrary UDP multicast packet using GRE would be 32 
>> bytes: 4 bytes (for the GRE header), plus 28 bytes (for the UDP/IP headers 
>> of the encapsulated packet).

    The overhead is an additional 24 bytes (20-byte fixed IP header and 4-byte
    GRE header).

Dino

Follow-Ups:
- Re: New Internet Draft on automatic (end-user) tunneling for SSM
  - From: Randy Bush <randy@psg.com>
- Re: New Internet Draft on automatic (end-user) tunneling for SSM
  - From: Ross Finlayson <finlayson@live.com>

References:
- Re: New Internet Draft on automatic (end-user) tunneling for SSM
  - From: Ross Finlayson <finlayson@live.com>

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