3com MSR 20-20 참조 매뉴얼

Use the rule command to create an IPv6 ACL rule.

Use the undo rule command to remove an IPv6 ACL rule or parameters from the 
rule.

With the undo rule command, if no parameters are specified, the entire ACL rule 
is removed; if other parameters are specified, only the involved information is 
removed.

n

# Create a rule in IPv6 ACL 10000 to match the TCP RST packets with the source 
address of 2200::100/64.

<Sysname> system-view

[Sysname] acl ipv6 number 10000

[Sysname-acl6-simple-10000] rule tcp addr-flag 4 source 2200::100/64

tcp-type tcprst 

rule rule-id comment text

undo rule rule-id comment

Basic IPv6 ACL view, advanced IPv6 ACL view

rule-id: IPv6 ACL rule number in the range 0 to 65534.

text: IPv6 ACL rule description, a case-sensitive string of 1 to 127 characters.

Use the rule comment command to create or modify a description for an 
existing IPv6 ACL rule, for example to describe the purpose of the ACL rule or its 
attributes.

Use the undo rule comment command to remove the IPv6 ACL rule description.

neighbor-advertisement Type=136 

Code=0 

neighbor-solicitation Type=135 

Code=0 

network-unreachable Type=1 

Code=0 

packet-too-big 

Type=2 Code=0 

port-unreachable 

Type=1 Code=4 

router-advertisement Type=134 

Code=0 

router-solicitation 

Type=133 Code=0 

unknown-ipv6-opt Type=4 

Code=2 

unknown-next-hdr Type=4 

Code=1

Table 558   ICMPv6 messages definable in simple IPv4 ACL rules