3Com PathBuilder S200 Series Owner's Manual page 76

Bridge Filtering
72
Protocol Type
Range: DSAP, SNAP
Default: DSAP
Description: Indicates what type of protocol is involved in the frame.
DSAP (Destination Service Access Point): The protocol value to
be filtered is the Destination SAP field of the 802.2 LLC formatted
frame. This type includes:
Banyan
Novell IPX
NetBIOS
ISO Connectionless Internet
SNAP (Sub Network Access Protocol): The Protocol Value to be
filtered is specified by the SNAP header which identifies the
3-byte Organizationally Unique Identifier (OUI) and 2-byte
Protocol Type used for the frame. This type includes:
AppleTalk Phase II
Apple ARP Phase II
Proteon Proprietary AppleTalk
Phase I for FDDI
Proteon Proprietary AppleTalk
ART Phase I for FDDI
Note
The protocols listed here represent only some of those that are
currently available for DSAP and SNAP.
Protocol Value
Range: 00 to FF (If Protocol Type = DSAP)
0000000000 to FFFFFFFF (If Protocol Type = SNAP)
Default: 00 (If Protocol Type = DSAP)
0000000800 (If Protocol Type = SNAP)
Description: Indicates the hexadecimal value of the protocol that is filtered or
forwarded.
Protocol
Protocol
SAP (hex value)
BC (used only for 802.5)
E0 (used only for 802.5)
F0
FE
OUI/IP (hex value)
08-00-07-80-9B
00-00-00-80-F3
00-00-93-80-02
00-00-93-80-02
Bridging