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- Path: draco.prima.ruhr.de!ehb
- Newsgroups: comp.sys.amiga.networking
- Subject: Re: AmiTCP 4.0 and MTU=256 ???
- Distribution: world
- References: <149214616750@Century.tng.oche.de> <9602082140.AA008tm@stokes.demon.co.uk>
- From: ehb@draco.prima.ruhr.de (Edwin H. Bielawski)
- Message-ID: <ehb.02am@draco.prima.ruhr.de>
- Date: Sat, 10 Feb 96 20:23:25 +0100
- Organization: private UUCP site Dortmund Scharnhorst (Germany), member of Prima e.V.
-
- In article <9602082140.AA008tm@stokes.demon.co.uk> Philip Stokes <phil@stokes.demon.co.uk> writes:
- >R.KAISER@Century.tng.oche.de wrote:
- >> I'm a guy sitting in Germany and trying to use AmiTCP 4.0 DEMO to use my
- >> SLIP-account to the Technical University of Aachen.
- >>
- >> Although I have answered all installation questions properly my
- >> CSLIP-providers request a value for MTU=256. This value for MTU is not
- >> accepted by the installation procedure of the RHCSLIP configuration.
- >> So I just put in the value '256' by hand at the right place in the startnet
- >> file, but still there is no reply trying to get a connection with ping.
- >>
- >> I would be happy if anyone is able to help me on this problem because
- >> I have no idea to use this MTU in the right way.
-
- I have set the MTU per hand too. No problems! My CPS rate is upto 3400!
-
- But is 256 the MSS or the MTU? I have never see a MTU of 256!
- (MTU = MSS + 40)
-
- >
- >According to my TCP/IP books, The Internet Activities Board standards for
- >TCP/IP recommend that all networks should have an MTU of at least 576
- >octets. Certainly the AmiTCP installer will not allow you to set an
- >MTU of a lower value than this.
-
- Hmm??? TCP/IP Illustrated says: 296 is the __NORMAL__ MTU for (C)SLIP
- no limitations to 576!
-
- <ehb
-
- --
- greetings from draco.prima.ruhr.de
-
- Edwin H. Bielawski
-