802.1p priority

Unanswered Question
Apr 4th, 2007

hello all. does 802.1p only exist at 802.1q trunk. does it work over isl trunk link..? tx

I have this problem too.
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Amit Singh Thu, 04/05/2007 - 09:34

802.1p Exist both on ISl and 802.1Q trunks. ISl uses 1 byte user field in its 26 byte header that it attaches to an ethernet frame and out of that 1byte field 3 bytes are used for COS i.e 801.P priority.

HTH,please rate if it does.

-amit singh

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