Foundry Configuration Guide for the FESX, FSX, and FWSX
vi © Foundry Networks, Inc. December 2005
DISPLAYING POWER OVER ETHERNET INFORMATION ..................................................................................6-10
D
ISPLAYING POE OPERATIONAL STATUS ............................................................................................6-10
D
ISPLAYING DETAILED INFORMATION ABOUT POE POWER SUPPLIES ..................................................6-13
CHAPTER 7
C
ONFIGURING SPANNING TREE PROTOCOL (STP)
AND IRONSPAN FEATURES ......................................................................... 7-1
CHAPTER CONTENTS ..................................................................................................................................7-1
STP O
VERVIEW ..........................................................................................................................................7-2
C
ONFIGURING STANDARD STP PARAMETERS ..............................................................................................7-2
STP P
ARAMETERS AND DEFAULTS .......................................................................................................7-2
E
NABLING OR DISABLING THE SPANNING TREE PROTOCOL (STP) .........................................................7-4
C
HANGING STP BRIDGE AND PORT PARAMETERS .................................................................................7-5
STP P
ROTECTION ENHANCEMENT ........................................................................................................7-6
D
ISPLAYING STP INFORMATION ............................................................................................................7-8
C
ONFIGURING IRONSPAN FEATURES .........................................................................................................7-16
F
AST PORT SPAN ...............................................................................................................................7-16
802.1W R
APID SPANNING TREE (RSTP) ............................................................................................7-18
802.1W D
RAFT 3 ...............................................................................................................................7-53
S
INGLE SPANNING TREE (SSTP) ........................................................................................................7-56
STP
PER VLAN GROUP .....................................................................................................................7-58
PVST/PVST+ C
OMPATIBILITY ..................................................................................................................7-61
O
VERVIEW OF PVST AND PVST+ ......................................................................................................7-62
VLAN T
AGS AND DUAL MODE ............................................................................................................7-62
C
ONFIGURING PVST+ SUPPORT ........................................................................................................7-63
D
ISPLAYING PVST+ SUPPORT INFORMATION ......................................................................................7-64
C
ONFIGURATION EXAMPLES ...............................................................................................................7-64
CHAPTER 8
C
ONFIGURING METRO FEATURES ................................................................ 8-1
TOPOLOGY GROUPS ...................................................................................................................................8-1
M
ASTER VLAN AND MEMBER VLANS ...................................................................................................8-2
C
ONTROL PORTS AND FREE PORTS ......................................................................................................8-2
C
ONFIGURATION CONSIDERATIONS .......................................................................................................8-2
C
ONFIGURING A TOPOLOGY GROUP ......................................................................................................8-3
D
ISPLAYING TOPOLOGY GROUP INFORMATION ......................................................................................8-3
M
ETRO RING PROTOCOL (MRP) .................................................................................................................8-5
C
ONFIGURATION NOTES .......................................................................................................................8-6
MRP R
INGS WITHOUT SHARED INTERFACES (MRP PHASE 1) ...............................................................8-6
R
ING INITIALIZATION ............................................................................................................................8-7
H
OW RING BREAKS ARE DETECTED AND HEALED .................................................................................8-8
M
ASTER VLANS AND CUSTOMER VLANS .............................................................................................8-9
C
ONFIGURING MRP ...........................................................................................................................8-11
U
SING MRP DIAGNOSTICS .................................................................................................................8-12
D
ISPLAYING MRP INFORMATION .........................................................................................................8-13