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2.2.2 LAN connector
LAN connector pin assignments:
It supports Auto MDI/MDI-X, which distinguishes/switches straight and cross cables automatically.
Blinks in green while data is sent/received.
LAN Connector
1
8
8pin RJ-45 connector
(MSD's rear panel)
2.2.3 Specification of LAN communication
Physical layer
Network layer
Transport layer
Application layer
Note: Up to 8 connections can be used simultaneously.
Blinks in orange when the send/receive rate is
100 Mbps.
Pin #
MDI
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. 2.6] LAN connector
[Table 2.2] LAN communication specification
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
MSD-501/502 Command Guide
Signal Name
MDI-X
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
9
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