Enterasys b5

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set spantree version

9-8 Spanning Tree Configuration

Defaults

None.

Mode

Switchcommand,read‐only.

Example

ThisexampleshowshowtodisplaySpanningTreeversioninformationforthedevice:

B5(su)->show spantree version

Force Version is mstp

set spantree version

UsethiscommandtosettheversionoftheSpanningTreeprotocoltoMSTP(MultipleSpanning

TreeProtocol),RSTP(RapidSpanningTreeProtocol)ortoSTP802.1D‐compatible.

Syntax

set spantree version {mstp | stpcompatible | rstp}

Parameters

Defaults

None.

Mode

Switchcommand,read‐write.

Usage

Inmostnetworks,SpanningTreeversionshouldnotbechangedfromitsdefaultsettingofmstp

(MultipleSpanningTreeProtocol)mode.MSTPmodeisfullycompatibleandinteroperablewith

legacySTP802.1DandRapidSpanningTree(RSTP)bridges.Settingtheversiontostpcompatible

modewillcausethebridgetotransmitonly

802.1DBPDUs,andwillpreventnon‐edgeportsfrom

rapidlytransitioningtoforwardingstate.

Example

ThisexampleshowshowtogloballychangetheSpanningTreeversionfromthedefaultofMSTP

toRSTP:

B5(su)->set spantree version rstp

mstp SetstheversiontoSTP802.1s‐compatible.

stpcompatible SetstheversiontoSTP802.1D‐compatible.

rstp Setstheversionto802.1w‐compatible.