Udp Helper; Configuring Udp Helper - Dell Force10 S4810P Configuration Manual

To reenable the creation of ICMP unreachable messages on the interface, use the following command in
the INTERFACE mode:
Command Syntax
ip unreachable
To view if ICMP unreachable messages are sent on the interface, use the
INTERFACE mode. If it is not listed in the
information is displayed in the
Enable ICMP redirects
Enable ICMP redirects
By default, ICMP redirect messages are disabled. When enabled, ICMP redirect messages are created and
sent out all interfaces. To disable ICMP redirect messages, use the
To reenable the creation of ICMP redirect messages on the interface, use the following command in the
INTERFACE mode:
Command Syntax
ip redirect
To view if ICMP redirect messages are sent on the interface, use the
INTERFACE mode. If it is not listed in the
information is displayed in the

UDP Helper

UDP helper allows you to direct the forwarding IP/UDP broadcast traffic by creating special broadcast
addresses and rewriting the destination IP address of packets to match those addresses. Configurations
using this feature are described in the section

Configuring UDP Helper

Configuring FTOS to direct UDP broadcast is a two-step process:
1. Enable UDP helper and specify the UDP ports for which traffic is forwarded. Refer to
Helper.
530
| IPv4 Routing
Command Mode
INTERFACE
show config
e
is supported o
n
Command Mode Purpose
INTERFACE Set FTOS to create and send ICMP redirect messages on the interface.
show config
Purpose
Set FTOS to create and send ICMP unreachable
messages on the interface.
command output, it is enabled. Only nondefault
show config
command output.
platform
.
no ip redirect
command output, it is enabled. Only nondefault
show config
command output.
Configurations Using UDP
command in the
show config
command.
command in the
show config
Helper.
Enabling UDP