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The DSAP and SSAP of an IEEE 802.2 header both are set to 'AA' hex to indicate

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Question added by محمد عمر مصطفى الشيخ العوض , Network Engineer Technical Support , Automation Vision LLC
Date Posted: 2014/10/27
mohammad hussain
by mohammad hussain , Technical Leader. , HCL Technologies

When used as the Destination Service Access Point (DSAP) and Source Service Access Point (SSAP), the bit pattern 0xAA is used to indicate the presence of a SNAP, or Sub-Network Access Protocol, header. This is used to transfer certain data for which there is no specific SAP value assigned within an 802.2 frame.

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