Dell S3100 EMC Command Line Reference Guide for the Series 9.14.2.6 - Page 205
source, ip-address, operator, port port, destination, Parameters, count
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Parameters • Use the no seq sequence-number command if you know the filter's sequence number. • Use the no permit tcp {source mask | any | host ip-address} {destination mask | any | host ip-address} command. source mask any host ip-address bit ttl operator dscp operator port port destination mask count byte 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 then the IP address to specify a host IP address. 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 • syn: synchronize sequence numbers • urg: urgent field Enter the keyword ttl to permit a packet based on the time to live value. The range is from 1 to 255. Enter one of the following logical operand: • eq(equal to) - matches packets that contain a ttl value that is equal to the specified ttl value. • neq(not equal to) - matches packets that contain a ttl value that is not equal to the specified ttl value. • gt(greater than) - matches packets that contain a ttl value that is greater than the specified ttl value. • lt (less than) - matches packets that contain a ttl value that is less than the specified ttl value. • range(inclusive range of values) - matches packets that contain a ttl value that falls between the specified range of ttl values. Enter the keyword dscp to permit a packet based on the DSCP value. The range is from 0 to 63. (OPTIONAL) Enter one of the following logical operand: • eq = equal to • neq = not equal to • gt = greater than • lt = less than • range = inclusive range of ports (you must specify two ports for the port parameter) Enter the application layer port number. Enter two port numbers if you are using the range logical operand. The range is from 0 to 65535. The following list includes some common TCP port numbers: • 23 = Telnet • 20 and 21 = FTP • 25 = SMTP • 169 = SNMP Enter the IP address of the network or host to 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 non-contiguous. (OPTIONAL) Enter the keyword count to count packets the filter processes. (OPTIONAL) Enter the keyword byte to count bytes the filter processes. Access Control Lists (ACL) 205
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