Specifications

Process Overview: Routing Protocol Configuration
Configuring RIP
13-24 Matrix E1 Series (1G58x-09 and 1H582-xx) Configuration Guide
13.1.1.18 ip split-horizon
Use this command to enable or disable split horizon mode for RIP packets. Split horizon prevents
packets from exiting through the same interface on which they were received.
ip split-horizon [poison]
Syntax Description
Command Syntax of the “no” Form
The “no” form of this command resets the mode to split-horizon without poison
reverse:
no ip split-horizon poison
Command Type
Router command.
Command Mode
Interface configuration: Matrix>Router(config-if(Vlan <vlan_id>))#
Command Defaults
If not specified, IP split horizon is enabled without poison reverse.
Example
This example shows how to set the split horizon mode with poison reverse for RIP packets
transmitted on VLAN 1:
poison (Optional) Specifies that split horizon be performed with
poison-reverse. This explicitly indicates that a network is
unreachable, rather than implying it by not including the
network in routing updates.
Matrix>Router(config)#interface vlan 1
Matrix>Router(config-if(Vlan 1))#no ip split-horizon poison