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Appendix B – Telnet (Terminal) Commands
95
Instruction Manual – DXLink™ Fiber Transmitters and Receivers, Duplex
Setting a Telnet Username and Password
To set a Telnet username and password:
1.
Establish a terminal connection via Telnet (see page 93).
2.
Type
Set Telnet Username
, and press Enter.
a.
The program will prompt you to enter a new Telnet username; enter a username and press Enter.
b.
The program will indicate that the username is being stored.
3.
Type
Set Telnet Password
, and press Enter.
a.
The program will prompt you to enter a password; press Enter twice to clear both the Telnet username and
password.
b.
Enter a password and press Enter.
c.
The program will prompt you to re-enter the password; re-enter the password and press Enter.
d.
The program will indicate that the password is being stored.
Telnet Commands
The Telnet commands listed in the table below can be sent directly to the Transmitter or Receiver via a Telnet terminal
session.
The default Telnet port is
23
. A value of
0
(zero) disables the Telnet server.*
Telnet is enabled by default.
* If you set the Telnet port to “0” to disable it, you will need to perform a factory reset using the ID Pushbutton to
re-enable it (see page 59).
In the terminal program, type
Help
or a question mark (
?
) and press Enter to access the Help Menu and display the
terminal commands described in the table below (commands are listed alphabetically).
Note:
If you send a command to a Transmitter and the response is
Invalid command
, the command may
only be valid on a Receiver (or vice versa).
Telnet Commands
Command
Description
? or Help
Display the commands listed in this table.
ARP
Displays the ARP (Address Resolution Protocol) table.
Example:
>arp
IP Address MAC Address Info
192.168.43.51 00:1e:4f:a1:82:5d C Resend=0, Age=7529, Expire=7529
192.168.43.52 00:60:9f:94:94:1f C Resend=0, Age=41854, Expire=41854
192.168.43.57 00:60:9f:94:ad:8b I-- Resend=0, Age=0, Expire=0
192.168.43.46 00:0a:cd:1b:6c:1d C Resend=0, Age=932900, Expire=130617