Configure UDP protocols
About this task
Configure UDP protocols to determine which UDP broadcasts are forwarded.
Procedure
Example
Configure a UDP protocol and confirm your configuration.
Switch:1>enable Switch:1#configure terminal Switch:1(config)#ip forward-protocol udp 53 DNS Switch:1(config)#show ip forward-protocol udp ================================================================================ Udp Protocol Tbl - GlobalRouter ================================================================================ UDP_PORT PROTOCOL_NAME -------------------------------------------------------------------------------- 37 Time Service 49 TACACS Service 53 DNS 69 TFTP 137 NetBIOS NameSrv 138 NetBIOS DataSrv
Variable definitions
Use the data in the following table to use the ip forward-protocol udp command.
Variable |
Value |
---|---|
<1-65535> WORD<1-15> |
Creates a new UDP protocol. <1-65535> WORD<1-15> is the UDP protocol name as a string. Use the no operator to delete a UDP protocol no ip forward-protocol udp <1-65535>. |
portfwd |
Displays portfwd information. |
portfwdlist |
Displays port forward list information. |
vrf WORD<1-16> |
Specifies the name of the VRF. |
vrfids WORD<0-512> |
Specifies the ID of the VRF. |