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On Monday 23 April 2007, kashani wrote: |
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> Tony Stohne wrote: |
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> > -----BEGIN PGP SIGNED MESSAGE----- |
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> > Hash: SHA1 |
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> > |
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> > Uwe Thiem said the following on 2007-04-23 17:53: |
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> >> Just curious: What kind of network (layer 2) is this that allows |
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> >> an MTU of 9000? |
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> >> |
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> >> Uwe |
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> > |
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> > It sounds like Gigabit Ethernet to me. |
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> |
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> Keep in mind that not all fastE or gigE switches support jumbo |
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> frames. Additionally not all cards support jumbo frames either though |
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> you can certainly set them to an MTU of 9000 and watch things break. |
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Some cards do support jumbo frames, but up to values lower than 9000, |
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for example I set up a NFS over a gbit link with jumbo frames with an |
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MTU of 7200 because this was the lower common. |
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> To the original poster, I'd do some googling and verify that all the |
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> network cards and switches involved can do jumbo frames and that it |
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> is enabled on each device as needed. |
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> |
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> kashani |
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Based on my experience I would add to verify also the upper MTU value |
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really supported. |
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Ciao |
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Francesco |
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-- |
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Linux Version 2.6.20-gentoo-r6, Compiled #2 PREEMPT Fri Apr 20 17:31:11 |
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CEST 2007 |
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One 2.2GHz AMD Athlon 64 Processor, 2GB RAM, 4408.86 Bogomips Total |
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aemaeth |
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|
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