Polycom realpresence 1800 Administrator's Manual page 557

The following cables are connected to the LAN ports on the rear panel of the RealPresence Collaboration
Server 1800:
LAN Connections to the IP ports
IP Port
LAN 1
LAN 2
Media Redundancy on the RealPresence Collaboration Server (RMX) 1800 is dependent on the settings of
the LAN_REDUNDANCY and MULTIPLE_SERVICES System Flags as summarized in the following table:
RMX 1800 - Media Redundancy - System Flags
System Flag / Value
LAN_REDUNDANCY
MULTIPLE_SERVICES = NO
LAN_REDUNDANCY
MULTIPLE_SERVICES = YES
LAN_REDUNDANCY
MULTIPLE_SERVICES = NO
LAN_REDUNDANCY
MULTIPLE_SERVICES = YES
Polycom, Inc.
Description
For management network connections:
When LAN redundancy is enabled, LAN 1 is used for management, media, and
signaling network connections.
For media, and signaling network connections:
When LAN redundancy is enabled, LAN 2 is the backup for the LAN 1 port.
RMX 1800
= NO No Redundancy.
If a second LAN cable is connected to Port 2, Network separation is
enabled (the Management Network Service is separated from the Default
IP Network Service)
= NO No Redundancy.
= YES Full Redundancy
= YES These flags cannot be set to YES simultaneously.
IP Network Services
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