Important Points To Remember About Udp Helper; Enabling Udp Helper - Dell Force10 S4810P Configuration Manual

2. Configure a broadcast address on interfaces that will receive UDP broadcast traffic. Refer to
Configuring a Broadcast

Important Points to Remember about UDP Helper

• The existing command
same interface.
• The broadcast traffic rate should not exceed 200 packets per second when UDP helper is enabled.
• You may specify a maximum of 16 UDP ports.
• UDP helper is compatible with IP helper (
• UDP broadcast traffic with port number 67 or 68 are unicast to the DHCP server per the
helper-address
• If the UDP port list contains ports 67 or 68, UDP broadcast traffic forwarded on those ports.

Enabling UDP Helper

Enable UPD helper using the command
FTOS(conf-if-gi-1/1)#ip udp-helper udp-port 1000
FTOS(conf-if-gi-1/1)#show config
!
interface GigabitEthernet 1/1
ip address 2.1.1.1/24
ip udp-helper udp-port 1000
no shutdown
View the interfaces and ports on which UDP helper is enabled using the command
EXEC Privilege mode, as shown in the following example.
FTOS#show ip udp-helper
--------------------------------------------------
Port
--------------------------------------------------
Gi 1/1
Address.
ip directed broadcast
configuration whether or not the UDP port list contains those ports.
ip udp-helper udp-ports
UDP port list
1000
is rendered meaningless if UDP helper is enabled on the
):
ip helper-address
, as shown in the example below.
ip
from
show ip udp-helper
IPv4 Routing | 531