Here are the sample steps on finding the interface where the host is connected based on IP address or MAC address on Cisco Catalyst L3 Switch running on Cisco IOS Scenario 1: IP address is given, find which interface it is connected IP address: 192.168.0.35 a. Find the routing entry for the IP to know where it is connected show ip route <IP> SWITCH1#show ip route 192.168.0.35 Routing entry for 192.168.0.32/29 Known via “connected”, distance 0, metric 0 (connected, via…
Tag: <span>arp</span>
Here are the sample steps on finding the interface where the host is connected based on IP address or MAC address on Cisco Switch Nexus 7000 series running in Nexus OS. Scenario 1: IP address is given, find which interface it is connected IP address: 192.168.15.6 a. Find the routing entry for the IP to know where it is connected show ip route <IP> NEXUS7000# show ip route 192.168.15.6 IP Route Table for VRF “default” ‘*’ denotes best ucast next-hop…
Note: This steps are based on bridge domain/VPLS setup on Cisco ASR 9000 running Cisco IOS-XR. For normal routed interfaces, you can find it using the command: show arp <interface> Scenario 1: IP address is given, find which interface it is connected IP address: 192.168.15.6 a. Find the routing entry for the IP to know where it is connected show route <IP> RP/0/RSP1/CPU0:ASR9K#show route 192.168.15.6 Routing entry for 192.168.15.0/29 Known via “connected”, distance 0, metric 0 (connected) Installed May 16…
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