Cisco NM-8B-U User Guide - Page 138
BackboneFast Example, Spanning Tree Examples, Mac Table Manipulation Examples
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16- and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Configuration Examples for the 16- and 36-Port Ethernet Switch Module BackboneFast Example The following example shows BackboneFast being enabled on the Ethernet switch module: Router# configure terminal Router(config)# spanning-tree backbonefast Router(config)# end Router# Spanning Tree Examples The following example shows spanning tree being enabled on VLAN 200: Router# configure terminal Router(config)# spanning-tree vlan 200 Router(config)# end Router# Note Because spanning tree is enabled by default, issuing a show running command to view the resulting configuration will not display the command you entered to enable spanning tree. The following example shows spanning tree being disabled on VLAN 200: Router# configure terminal Router(config)# no spanning-tree vlan 200 Router(config)# end Router# Spanning Tree Root Example The following example shows the switch being configured as the root bridge for VLAN 10, with a network diameter of 4: Router# configure terminal Router(config)# spanning-tree vlan 10 root primary diameter 4 Router(config)# exit Router# Mac Table Manipulation Examples The following example shows a dynamic entry being configured in the MAC address table: Router# configure terminal Router (config)# mac-address-table dynamic 6.6.6 fastEthernet 2/13 vlan 1 Router (config)# end The following example shows a static entry being configured in the MAC address table: Router(config)# mac-address-table static beef.beef.beef int fa0/11 vlan 1 Router(config)# end Cisco Discovery Protocol (CDP) Example The following example shows CDP counter configuration being configured on the NM-16ESW: Router# clear cdp counters 138 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ