Dell S3100 EMC Command Line Reference Guide for the Series 9.14.2.1 - Page 1614

To disable the challenge response authentication, use the no ip ssh challenge-responseauthentication enable command. Parameters enable Enter the keyword enable to enable the challenge response authentication for SSHv2. Defaults Command Modes Command History Disabled. CONFIGURATION This guide is platform-specific. For command information about other platforms, see the relevant Dell EMC Networking OS Command Line Reference Guide. Version 9.11(0.0) Description Introduced on the S4810, S4820T, S3048-ON, S3100 Series, S4048-ON, S5000, S6000, S6000-ON, Z9500, Z9100-ON, S6100-ON, S6010-ON, S4048T-ON, C9000, and MXL. Usage Information If both the challenge response authentication and password authentication methods are configured, the challenge response authentication takes priority. ip ssh cipher Configure the list of ciphers supported on both SSH client and SCP. Syntax Parameters ip ssh cipher cipher-list cipher cipher-list Enter the keyword cipher and then a space-delimited list of ciphers that the SSH client supports. The following ciphers are available. • aes256-ctr • aes256-cbc • aes192-ctr • aes192-cbc • aes128-ctr • aes128-cbc • 3des-cbc Defaults The default list of ciphers is in the order as shown below: • aes256-ctr • aes256-cbc • aes192-ctr • aes192-cbc • aes128-ctr • aes128-cbc • 3des-cbc Command Modes CONFIGURATION 1614 Security