Dell EMC Configuration Guide for the S4048T–ON System 9.14.2.4

Configuring Challenge Response Authentication for SSHv2

To configure challenge response authentication for SSHv2, perform the following steps:

1. Enable challenge response authentication for SSHv2.
   CONFIGURATION mode
   ip ssh challenge-response-authentication enable
2. View the configuration.
   EXEC mode
   show ip ssh

   DellEMC# show ip ssh
   SSH server                : enabled.
   SSH server version        : v2.
   SSH server vrf            : default.
   SSH server ciphers        : aes256-ctr,aes256-cbc,aes192-ctr,aes192-cbc,aes128-ctr,aes128-cbc,3des-cbc.
   SSH server macs           : hmac-sha2-256,hmac-sha1,hmac-sha1-96,hmac-md5,hmac-md5-96.
   SSH server kex algorithms : diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1,diffie-hellman-group14-sha1.
   Password Authentication   : enabled.
   Hostbased Authentication  : disabled.
   RSA       Authentication  : disabled.
   Challenge Response Auth   : enabled.
      Vty          Encryption      HMAC            Remote IP
      2            aes128-cbc      hmac-md5        10.16.127.141
      4            aes128-cbc      hmac-md5        10.16.127.141
   *  5            aes128-cbc      hmac-md5        10.16.127.141
   DellEMC#