User Manual

IPv6 Access Control Lists (ACLs)
Configuring and Assigning an IPv6 ACL
Table 8-3. Examples of CIDR Notation for Prefix Lengths
SA or DA Used In an ACL with CIDR
Notation
Resulting Prefix Length Defining an
Address Match
Meaning
2620:0:a03:e102::/64 2620:0:a03:e102 The leftmost 64 bits must match. The
remaining 64 bits are wildcards.
2620:0:a03:e102:215::/80 2620:0:a03:e102:215 The leftmost 80 bits must match. The
remaining 48 bits are wildcards.
2620:0:a03:e102:215:60ff:fe7a:adc0/128 2620:0:a03:e102:215:60ff:fe7a:adc0 All 128 bits must match. This
specifies a single host address.
2001:db8:a03:e102:0:ab4:100::/112 2001:db8:a03:e102:0:ab4:100 The leftmost 112 bits must match. The
remaining 16 bits are wildcards.
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