Product guide

MSTP
See spanning-tree, 802.1s
operation with switch meshing … 7-20
redundant path … 6-4
RSTP edge port parameter … 6-18
RSTP mcheck parameter … 6-18
RSTP path-cost parameter … 6-18
RSTP point-to-point-mac parameter … 6-18
RSTP priority parameter … 6-19
rules, operating, fast-uplink … 6-33
viewing the configuration … 6-14
VLAN effect on … 2-53
with 802.1Q VLANs … 6-9
spanning tree protocol
See STP.
spanning-tree, 802.1s … 6-4, 6-45
802.1D and 802.1w connections … 6-54
802.1D as a region … 6-53, 6-54
802.1D connection requirement … 6-64
802.1Q VLANs … 6-51
802.1s standard-compliant … 6-45
802.1w as a region … 6-53
activation … 6-60
active path … 6-50
active paths … 6-54
bandwidth loss … 6-51
benefit … 6-45
blocked traffic … 6-50
boundary port, region … 6-53, 6-54
boundary port, VLAN membership … 6-50
BPDU … 6-51, 6-58, 6-62, 6-63, 6-64
BPDU requirement … 6-53
BPDU, function … 6-53
bridge … 6-53
bridge, designated for region … 6-53
caution … 6-46, 6-48
CIST … 6-47, 6-52, 6-54
CIST per-port hello time … 6-54
CIST root … 6-64
common and internal spanning tree
See CIST.
common spanning tree
See CST.
compatibility … 6-55
compatibility mode … 6-62
configuration … 6-59, 6-72
configuration identifier … 6-53
configuration steps … 6-57
configuration, exchanging … 6-72
configuration, MST instance … 6-66
configuration, MSTI per-port … 6-69
configuration, port … 6-63
convergence time, minimize … 6-60
CST … 6-47, 6-51, 6-53
CST and legacy devices … 6-51
CST, view status … 6-74, 6-75
default configuration … 6-49
designated bridge … 6-51, 6-53
designated port … 6-51
disabling MSTP … 6-72
display statistics and configuration … 6-74
dynamic VLANs, disallowed … 6-48
edge port … 6-63
enabling a region … 6-72
enabling MSTP … 6-72
example of multiple topologies … 6-50
fault tolerance … 6-45
force protocol version … 6-55
force-version … 6-64
forwarding paths … 6-54
forwarding state … 6-63
frame duplication and misordering … 6-55
general operation … 6-4, 6-45
GVRP … 6-48, 6-55
hello-time, CIST root, propagated … 6-54, 6-63
hello-time, override … 6-54
hello-time, propagated … 6-54
hop-count decremented … 6-62
instance … 6-4, 6-54, 6-58
instance, forwarding topology … 6-54
instance, IST … 6-48
instance, type … 6-48
internal spanning tree
See IST.
interoperating with 802.1D and 802.1w … 6-53
IST … 6-47
IST instance … 6-48, 6-66
IST root … 6-48, 6-50, 6-53
IST, defined … 6-53
IST, dynamic VLAN … 6-55
IST, root switch … 6-53
IST, switch membership … 6-53
IST, VLAN membership … 6-48
legacy devices and the CST … 6-51
legacy STP and RSTP … 6-51
mesh environment … 6-46, 6-55
Index – 15