Polycom DOC2557A manual 1-13, The following items appear on the RMX 1500 rear panel, Description

Polycom RMX 1500 Hardware Guide

LAN 1-2 Signaling & Manage-		Shelf	NA Modem	Serial	Main RS 232
Ports	ment Ports	connection	Port	Port	Switch

	LAN3, LAN 4 and the Serial	Standby	button
ports are only for debugging and not
	for customer use

Figure 1-3RMX 1500 RTM IP Rear Panel Layout

The following items appear on the RMX 1500 rear panel:

Table 1-5RMX 1500 Rear Panel - RTM IP 1500 Component Description

Item	Description
LAN 1 port	Not Available (NA).
LAN 2 port	LAN (Media) Connection. 1 Media IP address is available.
MNG port	Signaling connection.
MNGB	Management connection for Web Client and RMX
	Manager.
LAN 3/4 ports	Not Available (NA).
	Note: LAN 3/4 are covered with a plastic cap that should
	not be removed.
Shelf (Manager)	(Optional) Shelf Manager connection.
port
Modem port	Internal IP connection, for debugging purposes only.
Serial (RS 232)	For debugging purposes only. Enables print-outs of
port	various LOGs from RTM IP 1500 and Card Manager.
MAIN/RTM	Selection of the connection type for the RS-232 Port.
	When the switch is up - the serial port connects to the
	MPMx card.
	When the switch is down, connects to the RTM IP.

1-13