Enterasys 5G1XX Local Management User’s Manual page 10

11.2.1
11.2.2
11.2.3
11.2.4
11.2.5
11.2.6
11.3 Enterasys Proprietary MIB Extensions.......................................................... 11-4
11.4 Compiling MIB Extensions: Enterasys Website ............................................ 11-4
A
SPANNING TREE CONCEPTS
A.1 General ...........................................................................................................A-1
A.1.1
A.2 Spanning Tree Protocol in a Network .............................................................A-2
A.3 Spanning Tree Protocol Parameters...............................................................A-3
A.3.1
A.3.2
A.3.3
A.3.4
A.3.5
A.3.6
B
VIRTUAL LANs (VLANs)
B.1 VLANs and Frame Tagging.............................................................................B-1
B.2 VLAN Configuration ........................................................................................B-2
2.3 Forwarding Tagged/Untagged Frames ...........................................................B-3
B.4 Forwarding Traffic with Unknown VLAN Tags ................................................B-3
C
CLASS OF SERVICE
D
IP MULTICAST FILTERING
INDEX
viii Contents
RFC 1213 (MIB II)......................................................................... 11-2
RFC 1493 (BRIDGE MIB) ............................................................. 11-3
RFC 1573 (INTERFACES EVOLUTION MIB) .............................. 11-3
RFC 1643 (ETHERNET-LIKE MIB) .............................................. 11-3
RFC 1757 (RMON MIB)................................................................ 11-3
IEEE 802.1Q (Q MIB) ................................................................... 11-4
Spanning Tree Features .................................................................A-1
Spanning Tree Protocol Operation .................................................A-4
Communicating Between Bridges...................................................A-4
Selecting a Root Bridge and Designated Bridges...........................A-4
Selecting Designated Ports.............................................................A-4
Handling Duplicate Paths................................................................A-5
Remapping Network Topology........................................................A-5