3Com MSR 30 Udp-helper enable, Udp-helper port, Syntax udp-helper enable Undo udp-helper enable

820CHAPTER 62: UDP HELPER CONFIGURATION COMMANDS

<Sysname> reset udp-helper packet

udp-helper enable

Syntax udp-helper enable

undo udp-helper enable

View System view

Parameter None

Description Use the udp-helper enable command to enable UDP Helper.

Use the undo udp-helper enable command to disable UDP Helper.

By default, UDP Helper is disabled.

Example # Enable UDP Helper

<Sysname> system-view

[Sysname] udp-helper enable

udp-helper port

Syntax udp-helper port { port-numberdns netbios-ds netbios-ns tacacs tftp time }

undo udp-helper port { port-numberdns netbios-ds netbios-ns tacacs tftp time }

View System view

Parameter port-number: UDP port number with which packets need to be forwarded, in the range of 1 to 65535 (except 67 and 68).

dns: Forwards DNS data packets. The corresponding UDP port number is 53.

netbios-ds: Forwards NetBIOS data packets. The corresponding UDP port number is 138.

netbios-ns: Forwards NetBIOS name service data packets. The corresponding UDP port number is 137.

tacacs: Forwards terminal access controller access control system (TACACS) data packets. The corresponding UDP port number is 49.

tftp: Forwards TFTP data packets. The corresponding UDP port number is 69.

time: Forwards time service data packets. The corresponding UDP port number is 37.