Administrator Guide

ipv4 unicast-host-route
Enable programming of IPv4 /32 route prefixes in L3 host table.
Syntax
[no] ipv4 unicast-host-route
Defaults Disabled by default. By default, all the IPv4 route prefixes are installed only in the LPM table.
Command Modes CONFIGURATION
Command History
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S6100–ON.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0) Introduced on the S3048-ON and S4048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.3(0.1) Introduced on the S6000.
9.2(1.0) Introduced on the Z9500.
Usage Information A warning message is displayed when you enter this command stating that this setting takes effect for existing
routes only when IPv4 route prefixes are cleared from the routing table (RTM). To disable this functionality, use
no ipv4 unicast-host-route command.
Example
DellEMC(conf)#ip unicast-host-route
Warning: Command will take effect for existing routes only when IPv4
route prefixes are cleared from RTM
DellEMC(conf)#no ip unicast-host-route
show ip tcp initial-time
Displays the interval that you configured for the device to wait before the TCP connection is attempted to be established.
Syntax
show ip tcp initial-time
Command Modes
EXEC
EXEC Privilege
Command History
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.7(0.1) Introduced on the S3048-ON.
9.7(0.1) Introduced on the S4048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.3(0.0) Introduced on the S4810, S4820T, S6000, Z9000, and MXL platforms.
ip unreachables
Enable the generation of internet control message protocol (ICMP) unreachable messages.
Syntax
ip unreachables
To disable the generation of ICMP messages, use the no ip unreachables command.
IPv4 Routing 739