User manual

Table Of Contents
Chapter6STPConguration
Note:
ZXR105900/5200hasoninstance0onlyinSSTP/RSTPmode.In
MSTPmode,theinstance0existsbydefaultandcannotbedeleted
atall.
ConfiguringMSTPNameandVersion
Step
CommandFunction
1ZXR10(config-mstp)#name<string>
ThisconguresMST
congurationname.
2
ZXR10(config-mstp)#revision<version>
Thisconguresversion
number .
Note:
FourconditionsdecidewhetherswitchesbelongtosameMST
area:sameMSTconguration,sameMSTcongurationversion
No.,sameINS-VLANmappingtable,andswitchinterconnection
ornot.
ConfiguringSwitchandPortPriority
Intheentirespanningtreestructure,bridgepriorityofaninstance
candecidethepositionofthisswitchinthewholeCSTstructure
(whetherthisswitchcanbeselectedastherootoftheentirespan-
ningtree).Itcanalsobeinacertaininstancespanningtreestruc-
tureintheMSTarea(whetherthisswitchcanbeselectedasthe
arearootoftheinstance).
Bridgecanbedesignatedasthespanningtreerootbysettinga
lowerpriorityforthebridge.
Aspecicportisincludedinthespanningtreebysettingitsprior-
ity.Smallerthesetvalueofaportisthehigherportpriorityis.It
ismostlikelyforsuchaporttobeincludedinthespanningtree.
Ifallportsonthebridgehavethesamepriorityvalue,theport
prioritydependsontheportindexnumber .
FunctionExample
ZXR10(config)#spanning-treemstinstance<instance>
priority<priority>
Thisconguresswitchpriority.
CondentialandProprietaryInformationofZTECORPORATION51