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[ScreenOS] How to Telnet from the CLI of a Juniper firewall to another device?

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Article ID: KB13890 KB Last Updated: 21 Mar 2020Version: 4.0
Summary:

This article explains command to enable Netscreen Devices to allow Telnet from the CLI to another Juniper or third-party device.

Solution:
Telnet client on the Juniper firewall is supported starting with ScreenOS 6.2.0 and above.
Previous versions of ScreenOS do not include a Telnet client; therefore, you cannot Telnet from the CLI of a Juniper firewall using firmware 6.1.0, 6.0.0, 5.4.0, etc.  See KB5887.

Commands to enable/disable the Telnet client:
set telnet client enable
unset telnet client enable
Command used to Telnet:
telnet <ip-address or hostname> port <port-number>
You have the option to specify the source-interface after the port number if desired.


Devices which can support ScreenOS 6.2.0:
  • SSG-5, SSG-20, SSG-140, SSG-300, SSG-500 series
  • ISG-1000, ISG-2000
  • NetScreen-5200/5400 - (with M2 or M3 management boards, with the 8G2, 8G2-G4, 2XGE, 2XGE-G4
Modification History:
2020-03-17: Removed reference to the End-of-Support products.
2017-12-07: Article reviewed for accuracy. No changes made. Article is correct and complete.
 
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