How to disable telnet on a Brocade fibre channel switch?

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ipfilter –clone BlockPort23 -from default_ipv4

ipfilter –show

 

ipfilter –delrule BlockPort23 -rule 2
ipfilter –addrule BlockPort23 -rule 2 -sip any -dp 23 -proto tcp -act deny

ipfilter –save BlockPort23
ipfilter –activate BlockPort23

 

ipfilter --show

Name: default_ipv4, Type: ipv4, State: defined
Rule Source IP Protocol Dest Port Action
1 any tcp 22 permit
2 any tcp 23 permit
3 any tcp 80 permit
4 any tcp 443 permit
5 any udp 161 permit
6 any udp 123 permit
7 any tcp 600 – 1023 permit
8 any udp 600 – 1023 permit

Name: default_ipv6, Type: ipv6, State: active
Rule Source IP Protocol Dest Port Action
1 any tcp 22 permit
2 any tcp 23 permit
3 any tcp 80 permit
4 any tcp 443 permit
5 any udp 161 permit
6 any udp 123 permit
7 any tcp 600 – 1023 permit
8 any udp 600 – 1023 permit

Name: BlockPort23, Type: ipv4, State: active
Rule Source IP Protocol Dest Port Action
1 any tcp 22 permit
2 any tcp 23 deny
3 any tcp 80 permit
4 any tcp 443 permit
5 any udp 161 permit
6 any udp 123 permit
7 any tcp 600 – 1023 permit
8 any udp 600 – 1023 permit

 

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