Dell Force10 Z9000 FTOS Command Line Reference Guide for the Z9000 System FTOS - Page 235
deny tcp, source, ip-address
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ICMP Message Type ICMP Message Type Name Keywords source-route-failed Source route failed time-exceeded All time exceeded timestamp-reply Timestamp replies timestamp-request Timestamp requests traceroute Traceroute ttl-exceeded TTL exceeded unreachable All unreachables deny tcp Configure a filter that drops transmission control protocol (TCP) packets meeting the filter criteria. C-Series, E-Series, S-Series, Z-Series Syntax 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 if you know the filter's sequence number. • Use the no deny tcp {source mask | any | host ip-address} {destination mask | any | host ip-address} command. Parameters source mask any host ip-address dscp bit Enter the IP address of the network or host from which the packets are 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 noncontiguous. Enter the keyword any to specify that all routes are subject to the filter. Enter the keyword host and then enter the IP address to specify a host IP address. Enter this keyword dscp to deny a packet based on the DSCP value. The range is 0 to 63. Enter a flag or combination of bits: • ack: acknowledgement field • fin: finish (no more data from the user) • psh: push function • rst: reset the connection 235
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