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Catalyst 3750-X and 3560-X Switch Command Reference
OL-21522-02
Chapter 2 Catalyst 3750-X and 3560-X Switch Cisco IOS Commands
deny (IPv6 access-list configuration)
Note Although visible in the command-line help strings, the flow-label, routing, and
undetermined-transport keywords are not supported.
Defaults No IPv6 access list is defined.
Command Modes IPv6 access list configuration
Command History
sequence value (Optional) Specify the sequence number for the access list statement. The
acceptable range is from 1 to 4294967295.
time-range name (Optional) Specify the time range that applies to the deny statement. The
name of the time range and its restrictions are specified by the time-range
and absolute or periodic commands, respectively.
icmp-type (Optional) Specify an ICMP message type for filtering ICMP packets.
ICMP packets can be filtered by an ICMP message type. The type is a
number from 0 to 255.
icmp-code (Optional) Specify an ICMP message code for filtering ICMP packets.
ICMP packets that are filtered by ICMP message type can also be filtered
by the ICMP message code. The code is a number from 0 to 255.
icmp-message (Optional) Specify an ICMP message name for filtering ICMP packets.
ICMP packets can be filtered by an ICMP message name or an ICMP
message type and code. The possible names are listed in the “Usage
Guidelines” section.
ack (Optional) Only for the TCP protocol: Acknowledgment (ACK) bit set.
established (Optional) Only for the TCP protocol: Means the connection has been
established. A match occurs if the TCP datagram has the ACK or RST bits
set. The nonmatching case is that of the initial TCP datagram to form a
connection.
fin (Optional) Only for the TCP protocol: Fin bit set; no more data from
sender.
neq {port | protocol} (Optional) Match only packets that are not on a given port number.
psh (Optional) Only for the TCP protocol: Push function bit set.
range {port | protocol} (Optional) Match only packets in the range of port numbers.
rst (Optional) Only for the TCP protocol: Reset bit set.
syn (Optional) Only for the TCP protocol: Synchronize bit set.
urg (Optional) Only for the TCP protocol: Urgent pointer bit set.
Release Modification
12.2(53)SE2 This command was introduced.
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