North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Ethernet NAPs (was Re: Miami ...)
At 19:43 22/08/01, Leo Bicknell wrote: >_ALL_ devices on a layer-2 fabric need to have the same MTU. That >means if there are any FastEthernet or Ethernet connected members >1500 bytes is it. It also means if you pick a larger value (4470, >9k) _ALL_ members must use the same value. Only devices exchanging frames with each other need have the same MTU. One could easily imagine one 802.1q VLAN with MTU N and a different 802.1q VLAN with MTU Y all on the same switch, to give a trivial example. Some exchanges already use VLANs with their GigE switches for a variety of business reasons. Ran [email protected]
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