SSH Reference Manual
TCP/IPv6 Migration and Backout ........................................................................................................ 141 
Start Using TCP/IPv6 ............................................................................................................ 141 
Reverting Back to Pre-IPv6 SSH2 Release ............................................................................ 141 
Multiple IP Process, Multiple IP Address Considerations ................................................................... 142 
Multiple IP Process Configuration ......................................................................................... 142 
Multiple Allowed Listen IP Address Configuration .............................................................. 142 
Multiple Allowed Bind IP Address Configuration ................................................................ 143 
Multiple Target IP Address Selection .................................................................................... 143 
TACL Subsystem and Command Interpreter Configuration ................................................................ 144 
Enhanced EXEC Processing .................................................................................................. 144 
Default configuration ............................................................................................................. 144 
Configuration with Subsystem TACL not Allowed .............................................................. 145 
The SSH User Database  147 
Overview of SSH Operation Modes .................................................................................................... 147 
Database for Daemon Mode................................................................................................................. 148 
Database for Client Mode .................................................................................................................... 150 
Creating and Accessing the Database .................................................................................................. 152 
Exporting the Database ........................................................................................................................ 152 
Copying the Database .......................................................................................................................... 152 
SSHCOM Command Reference  153 
SSHCOM Overview ............................................................................................................................ 153 
Standard NonStop™ Commands and Features ...................................................................... 154 
Startup Values for the MODE and ASSUME USER Commands ......................................... 155 
Security within SSHCOM ..................................................................................................... 155 
Ownership and Management of Client Mode Entities ........................................................... 157 
Miscellaneous commands in SSHCOM ............................................................................................... 160 
MODE ................................................................................................................................... 160 
SET ........................................................................................................................................ 161 
INFO SSH2 ............................................................................................................................ 161 
CLEAR LOGCACHE ........................................................................................................... 164 
FLUSH LOGCACHE ............................................................................................................ 164 
INFO DEFINE ....................................................................................................................... 164 
OUT <filename> | STOP ....................................................................................................... 164 
PROMPT "<text>" ................................................................................................................. 164 
RESOLVE HOST-NAME ..................................................................................................... 165 
ROLLOVER AUDITFILE .................................................................................................... 165 
ROLLOVER LOGFILE ........................................................................................................ 165 
EXPORT SSHCTL ................................................................................................................ 166 
INFO HOST-KEY ................................................................................................................. 166 
EXPORT HOST-KEY ........................................................................................................... 167 
Daemon Mode Commands - Overview ................................................................................................ 167 
Daemon Mode Commands Operating on the USER Entity ................................................................. 168 
ADD USER ........................................................................................................................... 168 
ALTER USER ....................................................................................................................... 175 
DELETE USER ..................................................................................................................... 182 
FREEZE USER ..................................................................................................................... 182 
INFO USER ........................................................................................................................... 182 
RENAME USER ................................................................................................................... 184 
THAW USER ........................................................................................................................ 185 
Daemon Mode Commands Operating on the RESTRICTION-PROFILE Entity ................................ 185 
ADD RESTRICTION-PROFILE .......................................................................................... 185 
ALTER RESTRICTION-PROFILE ...................................................................................... 187 
HP NonStop SSH Reference Manual  Contents • vii 










