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RFL Network Management Software
Figure 4-7 shows a PC at a remote location connected to 4 nodes through a Public Switched Telephone
Network. Each of the four nodes is connected via a different communication path.
Figure 4-8 shows a PC at a remote location connected to 2 nodes, where all nodes are in the same
network. The nodes communicate Network Management configuration information via the Facility
Data Link.
*
Null modem cable may be required.
** Public Switched Telephone Network
PC
MODEM
RS232 cable
MODEM
NODE 1
MODEM
NODE 2
MODEM
NODE 3
MODEM
NODE 4
*
*
*
*
PSTN
**
Figure 4-7. PC at a remote location connected to 4 nodes, where each node is a different network
RFL 9508D UCC
RFL Electronics Inc.
September 7, 2012
4-8
(973) 334-3100