The Session ID Word 2. Session IDs are 10 byte character arrays. Session IDs are be stored as 3 4-byte words (3 Unsigned32) in this MIB. First 2 Bytes are always 0, next 10 contain the session ID. Session ID is broken up as follows: Word 1: 00:01 = 0x0000 (unused) Word 1: 02:03 = 1st bytes of session ID (1st 2 bytes of MAC address) Word 2: 00:03 = Next 4 bytes (these 4 plus 1st 2 are the MAC address of manager) Word 3: 00:03 = Last 4 bytes (unique number assigned by manager)