DELL 9.8(0.0) User Manual

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ip icmp source-interface
Enable the ICMP error and unreachable messages to be sent with the source interface IP address, such as 
the loopback address, instead of the hops of the preceding devices along the network path to be used for 
easy debugging and diagnosis of network disconnections and reachability problems with IPv4 packets.
Syntax
ip icmp source-interface interface 
Parameters
interface
Enter one of the following keywords and slot/port or number 
information:
• For a Management Ethernet interface, enter the keyword 
managementethernet.
NOTE: When you configure the capability to enable 
the loopback IP address to be sent for easy 
debugging and diagnosis (IP addresses of the devices 
for which the ICMP source interface is configured), 
the source IP address of the outgoing ICMP error 
message is modified, although the packets are not 
sent out using the configured interface. Because the 
management interface is configured without any 
parameters such as the IP address, it is treated to the 
management interface of the primary unit or the 
existing unit.
• For a 10-Gigabit Ethernet interface, enter the keyword 
TenGigabitEthernet then the slot/port information.
• For a 40-Gigabit Ethernet interface, enter the keyword 
fortyGigE then the slot/port information.
• For a Loopback interface, enter the keyword loopback 
then a number from 0 to 16383.
• For a port channel interface, enter the keywords port-
channel then a number.
• For a VLAN interface, enter the keyword vlan then a 
number from 1 to 4094.
Defaults
Not configured.
Command 
Modes
CONFIGURATION
Command 
History
Version
Description
9.7(0.0)
Introduced on the S6000-ON.
9.3(0.0)
Introduced on the S4810, S4820T, S6000, and Z9000 
platforms.
Usage 
Information
You can enable the mechanism to configure the source or the originating interface 
from which the packet (the device that generates the ICMP error messages) is 
received by the switch to send the loopback address instead of its source IP 
918
IPv4 Routing