
IP UNICAST ROUTING
VERIFYING THE IP UNICAST ROUTING CONFIGURATION
Use the show iproute command to display the current configuration of IP unicast routing for the switch, and for each VLAN. The show iproute command displays the currently configured routes, and includes how each route was learned.
Additional verification commands include the following:
•show iparp
Displays the IP ARP table of the switch.
•show ipfdb
Displays the hosts that have been transmitting or receiving packets, and the port and VLAN for each host.
•show ipconfig
Displays configuration information for one or more VLANs.
CONFIGURING DHCP/BOOTP RELAY
Once IP unicast routing is configured, you can configure the Summit to forward Dynamic Host Configuration Protocol (DHCP) or BOOTP requests coming from clients on subnets being service by the Summit and going to hosts on different subnets. This feature can be used in various applications, including DHCP services between Windows NT servers and clients running Windows 95. To configure the relay function, do the following:
1Configure VLANs and IP unicast routing.
2Enable the DHCP or BOOTP relay function, using the following command: enable bootprelay
3Configure the addresses to which DHCP or BOOTP requests should be directed, using the following command:
config bootprelay add <ipaddress>
To delete an entry, use the following command:
config bootprelay delete {<ipaddress> all}
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