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DES-7200 Configuration Guide Chapter 1 IP Address and Service
Configuration
1-9
1.1.3 Monitoring and
Maintaining IP
Address
To monitor and maintain your network, perform the tasks described in the
following sections.
z Clearing Caches and Tables
z Displaying System and Network Status
1.1.3.1 Clearing Caches and Tables
You can remove all contents of a particular cache, table, or database, including:
1) Clearing ARP cache;
2) Clearing the hostname to IP address mapping table;
3) Clearing the routing tables.
Command Function
DES-7200# clear arp-cache
Clear the ARP cache.
DES-7200# clear ip route {network [mask] |
*}
Clear the routing table.
1.1.3.2 Displaying System and Network
Status
You can show the contents of the IP routing table, cache, and database. Such
information is very helpful in troubleshooting the network. You also can display
information about reachability of local network and discover the routing path that
the packets of your device are taking through the network.
To display system and network status, execute the following commands in the
privileged mode :
Command Function
DES-7200# show arp
Show the ARP table.
DES-7200# show ip arp
Show the IP ARP table.
DES-7200# show ip interface
[interface-type
interface-number]
Show the interface information.
DES-7200# show ip route [network
[mask] ]
Show the routing table.