Cisco NME-16ES-1G User Guide - Page 51
Verifying an Ethernet Interface as a Layer 2 Trunk, Step 1
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16- and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Configuration Tasks Verifying an Ethernet Interface as a Layer 2 Trunk Step 1 Use the following show commands to verify the configuration of an Ethernet interface as a Layer 2 trunk: Router# show running-config interface fastethernet 5/8 Building configuration... Current configuration: ! interface FastEthernet5/8 no ip address switchport switchport trunk encapsulation dot1q end Step 2 Step 3 Router# show interfaces fastethernet 5/8 switchport Name: Fa5/8 Switchport: Enabled Administrative Mode: static access Operational Mode: static access Administrative Trunking Encapsulation: dot1q Operational Trunking Encapsulation: native Negotiation of Trunking: Disabled Access Mode VLAN: 1 (default) Trunking Native Mode VLAN: 1 (default) Trunking VLANs Enabled: ALL Pruning VLANs Enabled: 2-1001 Protected: false Unknown unicast blocked: false Unknown multicast blocked: false Broadcast Suppression Level: 100 Multicast Suppression Level: 100 Unicast Suppression Level: 100 Voice VLAN: none Appliance trust: none Router# show interfaces fastethernet 5/8 trunk Port Fa1/15 Port Fa1/15 Port Fa1/15 Port Fa1/15 Mode Encapsulation Status Native vlan off 802.1q not-trunking 1 Vlans allowed on trunk 1 Vlans allowed and active in management domain 1 Vlans in spanning tree forwarding state and not pruned 1 Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ 51