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MSD-701UHD / 702UHD / 801UHD/ 802UHD Command Guide
2.2 LAN communication
2.2.1 LAN connector specification
It supports Auto MDI/MDI-X, which distinguishes/switches straight and cross cables automatically.
Pin assignments of LAN connector:
Lights in green while link is established.
Blinks in green while data is being sent/received.
LAN connector
1
8-pin RJ-45 connector
(Rear panel)
2.2.2 LAN communication specification
Physical layer
Network layer
Transport layer
Application layer
Note: Up to 8 connections can be used simultaneously.
8
Pin #
8
1
TX+: Transmitted Data+
2
TX- : Transmitted Data-
3
RX+: Received Data+
4
N.C : Not connected
N.C : Not connected
5
RX- : Received Data-
6
N.C : Not connected
7
N.C : Not connected
8
[Fig. 2.4] LAN connector
[Table 2.2] Specification of LAN communication
10Base-T (IEEE802.3i) / 100Base-TX (IEEE802.3u)
ARP, IP, ICMP
TCP
Port used for command control: 23, 1100, 6000 to 6999
Port used for WEB browser control (HTTP): 80, 5000 to 5999
HTTP, TELNET
Lights in orange if the send/receive rate is 100 Mbps.
Goes off if it is 10 Mbps.
Signal Name
MDI
RX+: Received Data+
RX- : Received Data-
TX+ : Transmitted Data+
N.C : Not connected
N.C : Not connected
TX- : Transmitted Data-
N.C : Not connected
N.C : Not connected
MDI-X
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