Configuring Udp-Helper - H3C S7500 Series Operation Manual

Operation Manual – UDP-Helper
H3C S7500 Series Ethernet Switches
NetBIOS datagram service (NetBIOS-DS)
TACACS (terminal access controller access control
system)

1.2 Configuring UDP-Helper

Follow these steps to configure UDP-Helper:
Enter system view
Enable UDP-Helper
Configure a UDP port
as a UDP-Helper
destination port
Enter VLAN interface
view
Configure the
destination server to
which the matched
UDP broadcast
packets are to be
forwarded
Protocol
To do... Use the command...
system-view
udp-helper enable
udp-helper port { port |
dns | netbios-ds |
netbios-ns | tacacs |
tftp | time }
interface
vlan-interface vlan-id
udp-helper server
ip-address
Chapter 1 UDP-Helper Configuration
—
Required
UDP-Helper is disabled by
default
This operation is unnecessary
if the port is among the default
UDP ports listed in
With UDP-Helper enabled,
UDP broadcast packets
destined for the ports listed in
Table 1-1
default.
—
Required
By default, no destination
server is configured
1-2
UDP port number
138
49
Remarks
Table 1-1.
are relayed by