Chapter 2 Installation IPmux-1/1E Installation and Operation Manual
2-8 Installation and Setup
Table 2-3. Control Port Pinout
Pin Pinout
1 –
2 Rx
3 Tx
4 –
5 GND
6 –
7 –
8 –
9 –
Table 2-4. ISDN-S-Interface Pin Assignments
Pin Number Signal Name
3 Tx+
4 Rx+
5 Rx–
6 Tx–