Configuring The Udp Port On Which Packets Are Forwarded; Configuring The Destination Server To Which Packets Of The Udp Port Need To Be Forwarded - Huawei S9300 Configuration Manual

S9300&S9300E Terabit Routing Switch
Configuration Guide - IP Service
Procedure
Step 1 Run:
system-view
The system view is displayed.
Step 2 Run:
udp-helper enable
The UDP helper function is enabled .
----End

7.3.3 Configuring the UDP Port on Which Packets Are Forwarded

Prerequisites
The UDP helper function is enabled.
Context
After the UDP helper function is enabled, the S9300&S9300E forwards broadcast packets of
UDP ports 37 (Time), 49 (TACACS), 53 (DNS), 69 (TFTP), 137 (NetBIOS-NS), and 138
(NetBIOS-DS) by default. If the port number that needs to be configured is in the range of default
UDP port numbers, you can skip this configuration procedure.
The S9300&S9300E does not forward DHCP messages of UDP ports 67 and 68.
Do as follows on the S9300&S9300E.
Procedure
Step 1 Run:
system-view
The system view is displayed.
Step 2 Run:
udp-helper port { port-number | dns | netbios-ds | netbios-ns | tacacs | tftp |
time }
The UDP port on which packets need to be forwarded are configured ( do not support this
command).
----End
7.3.4 Configuring the Destination Server to Which Packets of the
UDP Port Need to Be Forwarded
Context
Do as follows on the S9300&S9300E.
Issue 01 (2012-03-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
7 UDP Helper Configuration
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