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Re: [Reply] Re: UPC and AAL5 PDUs

>>>>> "Alfonso" == Alfonso Gonzalez <> writes:

 Alfonso> Thanks for the interest Uwe.
 >> The maximum SDU/PDU size in AAL5 is 65535.

 Alfonso> But what is the actual PDU size used?  On what factors does
 Alfonso> this size depend?

The official MTU for IP over ATM is 9180.  For LAN Emulation (Ethernet
format) it's the FDDI frame size (~4500) -- interestingly enough, NOT
the Ethernet limit.

In practice I'd expect frames to be <= 1500 in many cases, for example
if you're talking to hosts that reside on Ethernet.


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