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Hitachi Gigabit Router GR2000 Series Enhanced Version Configuration Commands, Vol. 2
1-48 GR2K-GA-0014
Ver. 07-02
Transmitter port numbers are designated.
If port number to be designated is one: nnnnn
If port number is designated by range: nnnnn-nnnnn
Default: None (the transmitter port number is not included in the flow
detecting condition.)
Range of value: 0 to 65535 (decimal). (Please refer to Table 1-32.)
Destination port numbers are designated.
If port number to be designated is one: nnnnn
If port number is designated by range: nnnnn-nnnnn
Default: None (the transmitter port number is not included in the flow
detecting condition.)
Range of value: 0 to 65535 (decimal). (Please refer to Table 1-32.)
TCP single-direction communication permit (having one ACK flag) is designated.
Default: None (the ACK flag is not included in the flow detecting
condition.)
Range of value: None
Table 1-31 Relationship Between Upper and Lower IP User Data Length Limits and IP
User Data Length
Upper and
Lower Limits
Designation
Relationship between A (packet value) : (Total Length)
- (Header Length)) and B (IP user data length
designated in constituting definition information)
Result
-upper A ≤ B Agreed.
-upper A > B Disagreed.
-lower A
≥ BAgreed
-lower A < B Disagreed.
Table 1-32 General Port Number
Protocol No. Protocol
20/tcp File Transfer [Default Data]
21/tcp File Transfer [Control]
22/tcp Secure Shell Login
23/tcp Telnet
25/tcp Simple Mail Transfer
53/tcp 53/udp Domain Name Server
80/tcp World Wide Web HTTP
110/tcp 110/udp Post Office Protocol - Version 3
161/udp SNMP