- Table of Contents
-
- H3C S3600 Series Ethernet Switches Command Manual-Release 1510(V1.04)
- 00-1Cover
- 01-CLI Command
- 02-Login Command
- 03-Configuration File Management Command
- 04-VLAN Command
- 05-IP Address and Performance Configuration Command
- 06-Management VLAN Command
- 07-Voice VLAN Command
- 08-GVRP Command
- 09-Port Basic Configuration Command
- 10-Link Aggregation Command
- 11-Port Isolation Command
- 12-Port Security-Port Binding Command
- 13-DLDP Command
- 14-MAC Address Table Command
- 15-Auto Detect Command
- 16-MSTP Command
- 17-Routing Protocol Command
- 18-Multicast Command
- 19-802.1x Command
- 20-AAA-RADIUS-HWTACACS-EAD Command
- 21-VRRP Command
- 22-Centralized MAC Address Authentication Command
- 23-ARP Command
- 24-DHCP Command
- 25-ACL Command
- 26-QoS-QoS Profile Command
- 27-Web Cache Redirection Command
- 28-Mirroring Command
- 29-IRF Fabric Command
- 30-Cluster Command
- 31-PoE-PoE Profile Command
- 32-UDP Helper Command
- 33-SNMP-RMON Command
- 34-NTP Command
- 35-SSH Terminal Service Command
- 36-File System Management Command
- 37-FTP and TFTP Command
- 38-Information Center Command
- 39-System Maintenance and Debugging Command
- 40-VLAN-VPN Command
- 41-HWPing Command
- 42-DNS Command
- 43-Access Management Command
- 44-Appendix
- Related Documents
-
Title | Size | Download |
---|---|---|
32-UDP Helper Command | 28 KB |
Table of Contents
Chapter 1 UDP Helper Configuration Commands
1.1 UDP Helper Configuration Commands
1.1.1 display udp-helper server
Chapter 1 UDP Helper Configuration Commands
1.1 UDP Helper Configuration Commands
1.1.1 display udp-helper server
Syntax
display udp-helper server [ interface Vlan-interface vlan-id ]
View
Any view
Parameter
vlan-id: VLAN interface number.
Description
Use the display udp-helper server command to display the information of the destination server corresponding to the VLAN interface.
Example
# Display the information of the destination server corresponding to VLAN interface 1.
<H3C> display udp-helper server interface Vlan-interface 1
interface name server address packets send
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.
1.1.2 reset udp-helper packet
Syntax
reset udp-helper packet
View
User view
Parameter
None
Description
Use the reset udp-helper packet command to clear statistics about the packets forwarded by UDP Helper.
Example
# Clear statistics about the packets forwarded by UDP Helper.
<H3C> reset udp-helper packet
1.1.3 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 function.
Use the undo udp-helper enable command to disable UDP Helper function.
By default, UDP Helper is disabled.
Example
# Enable UDP Helper.
System View: return to User View with Ctrl+Z.
[H3C] udp-helper enable
1.1.4 udp-helper port
Syntax
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 }
View
System view
Parameter
port-number: Number of the port whose UDP packets are to be forwarded, in the range 0 to 65535 (except for 67 and 68).
dns: Domain name system, corresponding to UDP port 53.
netbios-ds: NetBios datagram service, corresponding to UDP port 138.
netbios-ns: NetBios name service, corresponding to UDP port 137.
tacacs: TAC access control system, corresponding to UDP port 49.
tftp: Trivial file transfer protocol, corresponding to UDP port 69.
time: Time service, corresponding to UDP port 37.
Description
Use the udp-helper port command to specify the UDP port whose UDP broadcast packets are to be forwarded.
Use the undo udp-helper port command to cancel the configuration.
Example
# Specify port 651 to be the UDP port to forward UDP broadcast packets.
<H3C> system-view
System View: return to User View with Ctrl+Z.
[H3C] udp-helper port 651
1.1.5 udp-helper server
Syntax
udp-helper server ip-address
undo udp-helper server [ ip-address ]
View
VLAN interface view
Parameter
ip-address: IP address of the destination server, in dotted decimal notation.
Description
Use the udp-helper server command to specify the destination server for the UDP broadcast packets to be forwarded.
Use the undo udp-helper server command to remove the destination server for the UDP broadcast packets to be forwarded.
No destination server is configured by default.
Related command: display udp-helper server.
Example
# Specify to forward UDP packets of VLAN1 interface to the destination server at 192.1.1.2.
<H3C> system-view
System View: return to User View with Ctrl+Z.
[H3C] interface Vlan-interface 1
[H3C-Vlan-interface1] udp-helper server 192.1.1.2