Table 2.3: TCP ports and functions for the switch OBWI
TCP Port
Number
22
23
80
443
2068
In a typical configuration, as shown in Figure 2.3, the user's computer is located
outside of the firewall, and the switch resides inside the firewall.
Figure 2.3. Typical switch firewall configuration
Table 2.4. Descriptions for Figure 2.3
Number
1
590-1058-640A
Function
Used for SSH for serial sessions to a serial adapter cable
Used for Telnet (when Telnet is enabled)
Used for the initial downloading of the Video Viewer
Used by the web browser interface for managing the switch and
launching KVM sessions
Transmission of KVM session data (mouse & keyboard) or transmission
of video on switches
Description
KVM s4 switch
2.5 Configuring KVM s4 Switches
15