3com 8807 Guia De Referência

C

HAPTER

 52: UDP H

ELPER

 C

ONFIGURATION

 C

OMMANDS

Use the display udp-helper server command to display the information of the 
destination server corresponding to the VLAN interface.

Use the display udp-helper port command to display the configuration of the 
global UDP ports.

# Display the information of the destination server corresponding to VLAN 
interface 1.

<SW8800> display udp-helper server interface vlan-interface 1

 

interface name      server address      packets sent

 

Vlan-interface1     192.1.1.2           0 

The information above shows that the IP address of the destination server 
corresponding to VLAN interface 1 is 192.1.1.2, and no packets have been 
forwarded.

# Display the configuration of the global UDP ports.

<SW8800> display udp-helper port

 

Now, the following config udp-helper port exist(s):

 

 37(time), 49(tacacs), 53(dns), 34, 89, 456, 10000-10005 

The information above shows the configuration of the global UDP ports (including 
the default port 37, 49, 53 and the configured ports) when UDP helper is enabled.

System view

None

Use the udp-helper enable command to enable the function of forwarding UDP 
broadcast packets.

Use the undo udp-helper enable command to disable the function.

By default, the function of forwarding UDP broadcast packets is disabled.

# Enable the function of forwarding UDP broadcast packets.

<SW8800>system-view

 

System View: return to User View with Ctrl+Z.

 

[SW8800] udp-helper enable