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show system protocols

Displays the Lantronix Local Manager's inbound connectivity configuration, including Telnet, SSH, IP address filtering, and DHCP base address.

Command availability

CLI resource: system

Lantronix system: All

LMS offerings: All


show system protocols [-s]

-s - displays filter statistics


Protocol changes take effect after restart. This command shows the current settings; however, if the system has not been restarted, the settings may not be in effect.

[admin@LantronixLM]# show system protocols
Telnet: disabled
Server DHCP base address: 192.168.1
sshPort: 22
Preferred Encryption Cipher:aes128-ctr
Allow: aes128-cbc
Allow: aes192-cbc
Allow: aes192-ctr
Allow: aes256-cbc
Allow: aes256-ctr
Allow: twofish128-cbc
Allow: twofish192-cbc
Allow: twofish256-cbc
Preferred HMAC:hmac-sha2-256
Allow: hmac-sha1
Allow: hmac-sha2-512
Preferred Compression:none
Allow: zlib
Preferred Key Exchange Algorithm:diffie-hellman-group14-sha1
Allow: diffie-hellman-group-exchange-sha1
Allow: diffie-hellman-group-exchange-sha256
Allow: diffie-hellman-group1-sha1
Allow: ecdh-sha2-nistp256
Allow: ecdh-sha2-nistp384
Allow: ecdh-sha2-nistp521

In the Lantronix web interface

Inventory > group page > Network > Protocols - specific to this inventory group

Inventory > Local Manager page > Network > Protocols - specific to this system


3.4 - This command was introduced to replace show envoy protocols. DHCP information was added.

3.5 - Command output was expanded to show configurable ssh options.

Related commands

  • config system protocols dhcp
  • config system protocols filter
  • config system protocols ssh
  • config system protocols telnet