Chapter 2: Hardware Components
2-8
RJ-45 to RJ-45 Straight Cable (BRI WAN to Trunk Side)
An RJ-45 (BRI) straight cable is used to connect
Tenor BX
BRI port to the Trunk Side (PSTN).
Cable pinouts are provided below. If this cable is provided by Quintum, the color is green. The color
specifications are applicable to the RJ-45 straight cable provided.
Figure 2-7
RJ-45 (BRI) Connector Pinouts
Table 2-6
RJ-45 Connector Pinouts for BRI
Pin #
Signal
Polarity
Color
1
Reserved
White w/green
2
Reserved
Green
3
Transmit
+
White w/orange
4
Receive
+
Blue
5
Receive
-
White w/blue
6
Transmit
-
Orange
7
Reserved
White w/Brown
8
Reserved
Brown
Pin #
Connects to
Pin #
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
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