Reference Guide

Usage Information OS10 cannot count both packets and bytes; when you use the count byte options, only bytes increment. The
no version of this command removes the lter.
Example
OS10(config)# ip access-list testflow
OS10(conf-ipv4-acl)# deny ip any any capture session 1 count
Supported Releases 10.2.0E or later
deny ipv6
Congures a lter to drop all or specic packets from an IPv6 address.
Syntax
deny ipv6 [A::B | A::B/x | any | host ipv6–address] [A::B | A:B/x | any | host
ipv6–address] [capture | count [byte] | dscp | fragment]
Parameters
• A::B — (Optional) Enter the source IPv6 address from which the packet was sent and the destination
address.
• A::B/x — (Optional) Enter the source network mask in /prex format (/x) and the destination mask.
• any — (Optional) Set all routes which are subject to the lter:
– capture — (Optional) Capture packets the lter processes.
– count — (Optional) Count packets the lter processes.
– byte — (Optional) Count bytes the lter processes.
– dscp value — (Optional) Deny a packet based on the DSCP values, from 0 to 63.
– fragment — (Optional) Use ACLs to control packet fragments.
• host ipv6–address — (Optional) Enter the IPv6 address to use a host address only.
Default Not congured
Command Mode IPV6-ACL
Usage Information OS10 cannot count both packets and bytes; when you use the count byte options, only bytes increment. The
no version of this command removes the lter.
Example
OS10(config)# ipv6 access-list ipv6test
OS10(conf-ipv6-acl)# deny ipv6 any any capture session 1
Supported Releases 10.2.0E or later
deny tcp
Congures a lter that drops transmission control protocol (TCP) packets meeting the lter criteria.
Syntax
deny tcp [A.B.C.D | A.B.C.D/x | any | host ip-address [operator]] [[A.B.C.D |
A.B.C.D/x | any | host ip-address [operator]] [ack | fin | psh | rst | syn |
urg] [capture |count [byte] | dscp value | fragment]
Parameters
• A.B.C.D — Enter the IP address in A.B.C.D format.
• A.B.C.D/x — Enter the number of bits to match in A.B.C.D/x format.
• any — (Optional) Enter to subject all routes to the lter:
– capture — (Optional) Capture packets the lter processes.
– count — (Optional) Count packets the lter processes.
504 Access Control Lists