614 IP Addressing Commands
FILE LOCATION: C:\Users\gina\Desktop\Checkout_new\CLI Folders\Dell Contax
CLI\files\IP_Addressing.fm
DELL CONFIDENTIAL – PRELIMINARY 5/15/12 - FOR PROOF ONLY
default, if no UDP port number is specified, the device forwards UDP
broadcast packets for the following six services:
• IEN-116 Name Service (port 42)
• DNS (port 53)
• NetBIOS Name Server (port 137)
• NetBIOS Datagram Server (port 138)
• TACACS Server (port 49)
• Time Service (port 37)
Example
The following example enables the forwarding of User Datagram Protocol
(UDP) broadcasts received on all interfaces to specific UDP ports of a
destination IP address.
Console (config)#
ip helper-address all
172.16.9.9 49 53
show ip helper-address
Use the show ip helper-address Privileged EXEC mode command to display
the IP helper addresses configuration on the system.
Syntax
show ip helper-address
Parameters
This command has no arguments or key words.
Command Mode
Privileged EXEC mode
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