HP 6125G HP 6125G & 6125G/XG Blade Switches Layer 3 - IP Services Conf - Page 85
Displaying and maintaining UDP helper, UDP helper configuration example, Network requirements,
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Step Command 4. Enter interface view. interface interface-type interface-number 5. Specify the destination server to which UDP packets are to udp-helper server [ vpn-instance be forwarded. vpn-instance-name ] ip-address Remarks N/A No destination server is specified by default. Displaying and maintaining UDP helper Task Displays information about forwarded UDP packets. Clear statistics about packets forwarded. Command Remarks display udp-helper server [ interface interface-type interface-number ] [ | { begin Available in any view | exclude | include } regular-expression ] reset udp-helper packet Available in user view UDP helper configuration example Network requirements As shown in Figure 42, the IP address of VLAN-interface 1 of Switch A is 10.110.1.1/16, and the interface connects to the subnet 10.110.0.0/16. Configure UDP helper to forward broadcast packets with UDP destination port number 55 and destination IP address 255.255.255.255 or 10.110.255.255 to the destination server 10.2.1.1/16 in public network. Figure 42 Network diagram Vlan-int1 10.110.1.1/16 Switch A Vlan-int1 Server 10.2.1.1/16 IP network Switch B Configuration procedure Verify that a route from Switch A to the subnet 10.2.0.0/16 is available. # Enable Switch A to receive directed broadcasts. system-view [SwitchA] ip forward-broadcast # Enable UDP helper. [SwitchA] udp-helper enable 77