Polycom DOC2557B - Manual (Page 16)

Chapter 1-Hardware Description
1-12
RMX 1500 Rear Panel
The RMX 1500 rear panel contains the RTM IP 1500 and optionally, the
RTM ISDN 1500. In addition, the rear panel houses the power supply with
fan & AC inlet, and Serial port.
RTM IP 1500
This card contains an Ethernet Switch that manages the network of the
system, routes data between the cards and components of the system and
provides connectivity to external IP networks. It controls and monitors
the system fans and regulates power supply.
The RTM IP 1500 connections include:
•
2 signalling & media ports
• 2 ethernet management ports
• Shelf (Manager) port
• Modem
• 1 Serial port
Power Supply
with built in Fan
RTM ISDN 1500 RTM IP 1500 Serial
Slot
The LAN 1, LAN3, LAN4 and Modem ports are not be used and the plastic caps
covering those ports should not be removed.