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Itch. figure b.1 – Avocent Network Device SPC420 User Manual

Page 377

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Appendices 357

Figure B.1: Ports Used with a KVM Switch Connection Without Proxy

In a proxied connection, communication with TCP/IP ports 8192 and 2068 occurs between the
server and the KVM switch instead of directly between the client and the KVM switch. The client
receives information by communicating back and forth with the server using port 1078.

TCP/IP

KVM Switch

DSView 3 Server

DSView 3 Software Client

TCP/IP

Firewall

HTTPS

Port 443

with
Tunnel

TCP/IP

Port 3871

TCP/IP

Port 8192

Router

TCP/IP

TCP/IP
Port 2068

UDP

Port 3211

TCP/IP

Port 3211

HTTPS
Port 443

TCP/IP

Port 8192

Video

Port 2068

Keyboard/

Mouse