Cisco N7K-C7010 Configuration Guide - Page 255

Chapter 7 Configuring vPCs Configuring vPCs Send document comments to [email protected] Command Step 5 exit Purpose Exits the interface configuration mode. Step 6 Example: switch(config-if)# exit switch(config)# copy running-config startup-config (Optional) Copies the running configuration to the Example: startup configuration. switch# copy running-config startup-config This example shows how to configure an interface as a vPC orphan port to be suspended by the secondary peer in case of vPC failure: switch# configure terminal switch(config)# interface ethernet 3/1 switch(config-if)# vpc orphan-ports suspend Configuring the vPC Peer Switch You can configure the Cisco Nexus 7000 Series device to make a pair of vPC devices appear as a single STP root in the Layer 2 topology. This section includes the following topics: • Configuring a Pure vPC Peer Switch Topology, page 7-53 • Configuring a Hybrid vPC Peer Switch Topology, page 7-55 Configuring a Pure vPC Peer Switch Topology You can configure a pure vPC peer switch topology using the peer-switch command and then you set the best possible (lowest) spanning tree bridge priority value. BEFORE YOU BEGIN Ensure that you have enabled the vPC feature. Ensure that you are in the correct VDC (or use the switchto vdc command). SUMMARY STEPS 1. configure terminal 2. vpc domain domain-id 3. peer-switch 4. spanning-tree vlan vlan-range priority value 5. exit 6. (Optional) show spanning-tree summary 7. (Optional) copy running-config startup-config OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 7-53