D-Link DI-1750 Reference Manual page 211

ip rip split-horizon
ip (undo) rip split-horizon
In the prompt Select ip option ，prompt is as below:
U(undo) D(default) Q(quit)
(00)access-group
......
(12)rip
......
Please Input the code of command to be excute(0-18): 12
input 12，Select rip option ，prompt is as below:
(00)authentication
(01)message-digest-key
(02)passive
......
(06)split-horizon
Please Input the code of command to be excute(0-6): 6
input 0，Select split-horizonxun option ,then enable split-horizon.
If you In the prompt Select ip option，please first Select U or u，then Select rip option and split-horizon
option ，then it will disable split-horizon.
As it to point-to-point interfaces, split horizon is enabled by default; As it to point-to-multipoint, split
horizon is diabled by default.
See the "Split Horizon Examples" section at the end of this chapter for examples of using split horizon.
Note:
In general, changing the state of the default is not recommended unless you are certain that your application requires making
a change in order to advertise routes properly. Remember: If split horizon is disabled on a serial interface (and that interface
is attached to a packet-switched network), you must disable split horizon for all routers in any relevant multicast groups on
that network.
6.9.11 Monitor and Maintain RIP
In Monitoring and maintaining RIP, you can some network statistics, such as: RIP parameters, network
usage, real time tracing of network communicating and so on. Such information will assist you to
examine the network usage so that you can resolve network problems. You can also acquaint the
reachability of network nodes.
Use these commands in management directory to show several statistics:
input show Command，prompt is as below:
(00)alias
......
(18)ip IP information
......
Please Input the code of command to be excute(0-45): 18
input 18，select ip option ，prompt is as below:
(00)access-lists
......
(14)rip
......
Please Input the code of command to be excute(0-20): 14
input 14，Select rip option ，prompt is as below:
(00)database
(01)protocol
(02)<cr>
Please Input the code of command to be excute(0-2):
Command
Specify access control for packets
set RIP parameter for this port
Enable authentication mode
Config md5 authentication key and key-id
Only receive Update in the interface
set split horizon for this port
alias for command
List IP access lists
Routing Information Protocol(RIP)
rip route
rip protocol
show current status of RIP protocol
Model Name
Function
Enable split horizon
Disable split horizon
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