3com 3800 ユーザーズマニュアル

C

HAPTER

 4: C

OMMANDS

Table 4-13   Basic IP Commands 

show ipconfig {vlan [<name> | all]}

Displays configuration information for one or more 
VLANs, including the following:

■

IP address, subnet mask

■

IP forwarding information

■

BOOTP configuration

■

VLAN name, VLANid

show ipstats {vlan [<name | all]}

Displays statistics of packets handled by the CPU, 
including the following:

■

inpackets, outpackets

■

ICMP/IGMP statistics

■

IRDP statistics

show ipfdb {<ipaddress> <netmask> | vlan 

<name> | all}

Displays the contents of the IP forwarding database 
table. Use for technical support purposes.

clear ipfdb [<ipaddress> <netmask> | vlan 

<name> | all]

Allows you to clear the dynamic entries in the IP 
forwarding database table.

enable ipforwarding {vlan <name> | all}

Allows you to enable IP forwarding to an IP 
interface. If “all” is specified, then all the 
configured IP interfaces are affected. If no optional 
argument is provided, the “all” is assumed. Other IP 
configuration is not affected. When new IP 
interfaces are added, the interface is configured to 
have ipforwarding disabled by default.

disable ipforwarding {vlan <name> | all}

Allows you to disable IP forwarding on one or all IP 
interfaces.

enable ipforwarding broadcast 

{vlan <name> | all}

Allows you to enable forwarding of IP broadcast 
traffic on an IP interface. If “all” is specified, then all 
the configured IP interfaces are affected. If no 
optional argument is provided, then “all” is 
assumed. Other IP configuration is not affected. 
When new IP interfaces are added, the default is to 
have broadcast enabled.

disable ipforwarding broadcast 

{vlan <name> | all}

Allows you to disable IP broadcast forwarding on 
one or all IP interfaces.

enable bootp vlan [<name> | all]

Allows you to enable the generation and processing 
of BOOTP packets on a VLAN. The default setting is 
enabled for all VLANs.

(continued)

SW3800.BK  Page 16  Tuesday, May 5, 1998  5:20 PM