3Com Switch 4200G Configuration Guide

36
SSH TERMINAL SERVICES
SSH Terminal Services
Introduction to SSH Secure Shell (SSH) can provide information security and powerful authentication to
prevent such assaults as IP address spoofing, plain-text password interception when
users log on to the Switch remotely using an insecure network environment.
A Switch can connect to multiple SSH clients. SSH2.0 and SSH1.x are currently
available. SSH client functions to enable SSH connections between users and the
Switch or UNIX host that support SSH server.
Figure 99and Figure 100 shows respectively SSH connection establishment for client
and server.
■ SSH connections through LAN
Figure 99 Establish SSH channels through LAN
■ SSH connections through WAN
100BASE-TX
Server PC
SSH-Client
Ethernet
Workstation
Laptop
Switch
SSH-Server
100BASE-TX
Server PC
SSH-Client
Ethernet
Workstation
Laptop
Switch
SSH-Server