Your browser does not allow storing cookies. We recommend enabling them.

SSH Tectia

SSH Tectia® Server 6.1

Administrator Manual

Tectia Corporation

This software is protected by international copyright laws. All rights reserved. Tectia® and ssh® are registered trademarks of Tectia Corporation in the United States and in certain other jurisdictions. The Tectia and SSH logos are trademarks of Tectia Corporation and may be registered in certain jurisdictions. All other names and marks are property of their respective owners.

No part of this publication may be reproduced, published, stored in an electronic database, or transmitted, in any form or by any means, electronic, mechanical, recording, or otherwise, for any purpose, without the prior written permission of Tectia Corporation.


For Open Source Software acknowledgements, see appendix Open Source Software License Acknowledgements in the Product Description.

26 November 2010

Table of Contents

1. About This Document
Documentation Conventions
Operating System Names
Directory Paths
Customer Support
Component Terminology
2. Installing SSH Tectia Server
Preparing for Installation
System Requirements
Hardware and Disk Space Requirements
Installation Packages
Upgrading Previously Installed SSH Tectia Server Software
Downloading SSH Tectia Releases
Installing the SSH Tectia Server Software
Installing on AIX
Installing on HP-UX
Installing on Linux
Installing on Solaris
Installing on Windows
Installing on VMware ESX
Installing on Linux on IBM System z
Removing the SSH Tectia Server Software
Removing from AIX
Removing from HP-UX
Removing from Linux
Removing from Solaris
Removing from Windows
Removing from VMware ESX
Removing from Linux on IBM System z
Files Related to SSH Tectia Server
File Locations and Permissions on Unix
File Locations on Windows
Registry Keys on Windows
3. Getting Started
Starting and Stopping the Server
Starting and Stopping on AIX
Starting and Stopping on Other Unix Platforms
Starting and Stopping on Windows
4. Configuring SSH Tectia Server
Configuration File for SSH Tectia Server
Dividing the Configuration into Several Files
Using Selectors in Configuration File
Configuration Tool
SSH Tectia Server
Proxy Rules
Domain Policy
Certificate Validation
Defining Access Rules Using Selectors (Advanced Mode)
Connections and Encryption
5. Authentication
Server Authentication with Public Keys
Generating the Host Key
Notifying the Users of Host Key Changes
Server Authentication with Certificates
Certificate Enrollment Using ssh-cmpclient-g3
Server Authentication using External Host Keys
User Authentication with Passwords
User Logon Rights on Windows
User Authentication with Public Keys
Using the Authorization File
Using Keys Generated with OpenSSH
Special Considerations on Windows
User Authentication with Certificates
Configuring Certificates
Host-Based User Authentication
Using Conventional Public Keys
Using Certificates
User Authentication with Keyboard-Interactive
Password Submethod
Pluggable Authentication Module (PAM) Submethod
RSA SecurID Submethod
RADIUS Submethod
LAM Submethod on AIX
User Authentication with GSSAPI
Special Considerations on Microsoft Windows Server 2003
User Name Handling on Windows
Forwarding User Authentication
Forwarding User Authentication to a Kerberos Realm
Reporting User Login Failures
Configuring User Authentication Chains
Basic Example
Example with Selectors
Authentication Chain Example
Example of Using the Deny Action
6. System Administration
SSH Tectia Client Privileged User
Disabling Root Login (Unix)
Restricting Connections
Chrooting (Unix)
Forced Commands
Customizing Logging
Auditing with Solaris BSM
7. File Transfer
SSH Tectia Client File Transfer User
Encryption and Authentication Methods
Restricting Services
Settings on the Client Side
Automated File Transfer Script
8. Tunneling
Transparent TCP Tunneling from Server Perspective
Using a Shared Account
Restricting Services
Local Tunnels
Local Tunneling Rule Examples
Remote Tunnels
Remote Tunneling Rule Examples
X11 Forwarding (Unix)
Agent Forwarding (Unix)
9. Troubleshooting SSH Tectia Server
Starting SSH Tectia Server in Debug Mode
Starting SSH Tectia Server in Debug Mode on Unix
Starting SSH Tectia Server in Debug Mode on Windows
Debugging Secure File Transfer
Collecting System Information for Troubleshooting
Solving Problem Situations
CPU Overload on SSH Tectia Server on HP-UX
Invalid Host Key Permissions on Windows
Authentication Fails for Domain Account on SSH Tectia Server on Windows
Last Login Time is Incorrect on Windows
Virtual Folders are not Available on SSH Tectia Server on Windows
A. Server Configuration File Syntax
B. Command-Line Tools and Man Pages
ssh-server-g3 - Secure Shell server - Generation 3
ssh-server-config-tool - SSH Tectia Server configuration tool
ssh-server-ctl - SSH Tectia Server control utility. Available on Unix only.
ssh-troubleshoot - tool for collecting system information
ssh-keygen-g3 - authentication key pair generator
ssh-keyfetch - Host key tool for the Secure Shell client
ssh-certview-g3 - certificate viewer
ssh-cmpclient-g3 - CMP enrollment client
ssh-scepclient-g3 - SCEP enrollment client
ssh-ekview-g3 - external key viewer
C. Audit Messages




What to read next:

  • Reduce Secure Shell risk. Get to know the NIST 7966.

    The NISTIR 7966 guideline from the Computer Security Division of NIST is a direct call to action for organizations regardless of industry and is a mandate for the US Federal government.
    Download now
  • ISACA Practitioner Guide for SSH

    With contributions from practitioners, specialists and SSH.COM experts, the ISACA “SSH: Practitioner Considerations” guide is vital best practice from the compliance and audit community.
    Download now