Chapter 1 Ssh Terminal Services; Ssh Terminal Services; Introduction To Ssh - Huawei Quidway S3100 Series Operation Manual

Operation Manual – SSH2.0
Quidway S3100 Series Ethernet Switches

Chapter 1 SSH Terminal Services

1.1 SSH Terminal Services

1.1.1 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 via an insecure network environment.
A Switch can connect to multiple SSH clients. SSH2.0 is currently available. SSH client
functions to enable SSH connections between users and the Switch or UNIX host that
support SSH server.
Figure 1-1 and Figure 1-2 shows respectively SSH connection establishment for client
and server.
SSH connections through LAN
Workstation Workstation
Server Server
Figure 1-1 Establish SSH channels through LAN
SSH connections through WAN
100BASE-TX 100BASE-TX
Ethernet Ethernet
Laptop Laptop
Huawei Technologies Proprietary
1-1
Chapter 1 SSH Terminal Services
Switch Switch
SSH-Server SSH-Server
PC PC
SSH-Client SSH-Client