Udp-Helper Enable; Udp-Helper Port - H3C MSR 20-20 Command Reference Manual

820 C 62: UDP H
HAPTER

udp-helper enable

Syntax
View
Parameter
Description
Example

udp-helper port

Syntax
View
Parameter
C C
ELPER ONFIGURATION OMMANDS
<Sysname> reset udp-helper packet
udp-helper enable
undo udp-helper enable
System view
None
Use the
udp-helper enable
Use the
undo udp-helper enable
By default, UDP Helper is disabled.
# Enable UDP Helper
<Sysname> system-view
[Sysname] udp-helper enable
udp-helper port { port-number | dns | netbios-ds | netbios-ns | tacacs | tftp | time }
undo udp-helper port { port-number | dns | netbios-ds | netbios-ns | tacacs | tftp |
time }
System view
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.
command to enable UDP Helper.
command to disable UDP Helper.