1042 BigIron RX Series Configuration Guide53-1001810-01802.1s Multiple Spanning Tree Protocol40Setting point-to-point linkYou can set a point-to-point link between ports to increase the speed of convergence. To create apoint-to-point link between ports, use a command such as the following at the Global Configurationlevel.BigIron RX(config)# mstp admin-pt2pt-mac ethernet 2/5 ethernet 4/5Syntax: [no] mstp admin-pt2pt-mac ethernet <slot/port>The <slot/port> parameter specifies a port or range of ports to be configured for point-to-pointlinks to increase the speed of convergence.Disabling MSTP on a portTo disable MSTP on a specific port, use a command such as the following at the GlobalConfiguration level.BigIron RX(config)# mstp disable 2/1Syntax: [no] mstp disable <slot/port>The <slot/port> variable specifies the location of the port that you want to disable MSTP for.Forcing ports to transmit an MSTP BPDUTo force a port to transmit an MSTP BPDU, use a command such as the following at the GlobalConfiguration level.BigIron RX(config)# mstp force-migration-check ethernet 3/1Syntax: [no] mstp force-migration-check ethernet <slot/port>The <slot/port> variable specifies the port or ports that you want to transmit an MSTP BPDU from.Enabling MSTP on a switchTo enable MSTP on your switch, use a command such as the following at the Global Configurationlevel.BigIron RX(config)#mstp startSyntax: [no] start
