Dell C1048P Port Extender Networking Command-Line Reference Guide for the C900 - Page 1042

deny icmp (for Extended IPv6 ACLs) Configure a filter to drop all or specific ICMP messages. C9000 Series NOTE: Only the options that have been newly introduced in Release 9.3(0.0) and Release 9.4(0.0) are described here. For a complete description on all of the keywords and variables that are available with this command, refer the topic of this command discussed earlier in this guide. Syntax deny icmp {source address mask | any | host ipv6-address} {destination address | any | host ipv6-address} [message-type] [count [byte]] | [log [interval minutes] [threshold-in-msgs [count]] [monitor] To remove this filter, you have two choices: • Use the no seq sequence-number command syntax if you know the filter's sequence number • Use the no deny icmp {source address mask | any | host ipv6-address} {destination address | any | host ipv6-address} command Parameters log (OPTIONAL) Enter the keyword log to enable the triggering of ACL log messages. threshold-in msgs count (OPTIONAL) Enter the threshold-in-msgs keyword followed by a value to indicate the maximum number of ACL logs that can be generated, exceeding which the generation of ACL logs is terminated. with the seq, permit, or deny commands. You can enter a threshold in the range of 1-100. interval minutes (OPTIONAL) Enter the keyword interval followed by the time period in minutes at which ACL logs must be generated. You can enter an interval in the range of 1-10 minutes. monitor (OPTIONAL) Enter the keyword monitor when the rule is describing the traffic that you want to monitor and the ACL in which you are creating the rule is applied to the monitored interface. Defaults By default, 10 ACL logs are generated if you do not specify the threshold explicitly. The default frequency at which ACL logs are generated is 5 minutes. By default, flow-based monitoring is not enabled. Command Modes ACCESS-LIST Command History Version 9.9(0.0) 9.5(0.1) 9.4(0.0) 9.3.0.0 Description Introduced on the C9010. Introduced on the Z9500. Added support for flow-based monitoring on the S4810, S4820T, S6000, and Z9000 platforms. Added support for logging of ACLs on the S4810, S4820T, and Z9000 platforms. Usage Information When the configured maximum threshold is exceeded, generation of logs is stopped. When the interval at which ACL logs are configured to be recorded expires, the subsequent, fresh interval timer is started IPv6 Access Control Lists (IPv6 ACLs) 1042