Dell Force10 S4820T FTOS Command Reference Guide - Page 212

www.dell.com | support.dell.com Table 7-2. ICMP Message Type Keywords Keyword redirect router-advertisement router-solicitation source-quench source-route-failed time-exceeded timestamp-reply timestamp-request traceroute ttl-exceeded unreachable ICMP Message Type Name All redirects Router discovery advertisements Router discovery solicitations Source quenches Source route failed All time exceeded Timestamp replies Timestamp requests Traceroute TTL exceeded All unreachables deny tcp c e s Syntax Parameters Configure a filter that drops TCP packets meeting the filter criteria. deny tcp {source mask | any | host ip-address} [bit] [operator port [port]] {destination mask | any | host ip-address} [dscp] [bit] [operator port [port]] [count [byte] | log] [order] [monitor] [fragments] To remove this filter, you have two choices: • Use the no seq sequence-number command syntax if you know the filter's sequence number or • Use the no deny tcp {source mask | any | host ip-address} {destination mask | any | host ip-address} command. source mask any host ip-address dscp Enter the IP address of the network or host from which the packets were sent. Enter a network mask in /prefix format (/x) or A.B.C.D. The mask, when specified in A.B.C.D format, may be either contiguous or non-contiguous. Enter the keyword any to specify that all routes are subject to the filter. Enter the keyword host followed by the IP address to specify a host IP address. Enter this keyword to deny a packet based on DSCP value. Range: 0-63 212 | Access Control Lists (ACL)