HP SN3000B Administrator's Manual page 166

Brocade fabric os administrator's guide - supporting fabric os v7.0.1 (53-1002446-01, march 2012)

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Table of Contents

Telnet protocol

5. Add a rule to the policy, by typing the ipFilter

6. Save the new ipfilter policy by typing the ipfilter

8. Activate the new ipfilter policy by typing the ipfilter

9. Verify the new policy is active (the default_ipv4 policy should be displayed as defined).

switch:admin> ipfilter --addrule BlockTelnet -rule 1 -sip any -dp 23 -proto

tcp -act deny

The rule number assigned has to precede the default rule number for this protocol. For

example, in the defined policy, the Telnet rule number is 2, therefore to effectively block Telnet,

the rule number to assign must be 1.

If you choose not to use 1, you will need to delete the telnet rule number 2 after adding this

rule. Refer to

"Deleting a rule to an IP Filter policy"

deleting IP filter rules.

Verify the new policy is correct by typing the ipFilter

switch:admin> ipfilter --activate BlockTelnet

switch:admin> ipfilter --show

Name: BlockTelnet, Type: ipv4, State: defined

Name: default_ipv4, Type: ipv4, State: defined

addrule command.

on page 159 for more information on

save command.

show command.

activate command.

Fabric OS Administrator's Guide

53-1002446-01

Fabric os v7.0.1