Troubleshooting Packet-Switching Modes

Table 3-4 provides a selection of commands that you can use when troubleshooting the packet-switching modes of a router.

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Table 3-4 Commands for Troubleshooting a Router’s Packet-Switching Modes

Command

Description

show ip interface interface_type interface_number

Displays multiple interface statistics, including information about the packet-switching mode of an interface.

show ip cache

Displays the contents of the route cache from a router if fast switching is enabled.

show processes cpu | include IP Input

Displays information about the IP input process on a router. The CPU ...

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