Cal Operational Specifications; System Manager Interface; Protocol Supported - Ericsson LBI-38965 System And Installation Manual

LBI-38965

3.3. CAL OPERATIONAL SPECIFICATIONS

This section outlines the specifications that are unique to the CAL personality. Refer to Figure 4 for the CAL
architecture.

3.3.1. System Manager Interface

The CAL interfaces to the System Manager's DECServer(s) via one or two terminal servers capable of supporting up to
32 independent asynchronous RS-232 serial connections. The ports on the CAL's terminal servers are connected to the ports
on the System Manager's DECServers via RS-232 cables.

3.3.2. Protocol Supported

The CAL is capable of communicating with the System Manager using the System Manager-to-Site Controller (SM-SC)
and Site Controller-to-System Manager (SC-SM) protocol defined in EDACS Protocol Specification, System Manager/Site
Controller Version 1.1.
T C P /IP
L AN
16
R F
S ystem
M IM
A rea
IM C
C A M
H igh-S peed H DLC
Link (R S-422)
C entralized
A ctivity
Logger
(C A L)
E m ulex
T erm inal S erv ers
16 R S -232
E m ulex
T erm inal S erv ers
16 R S-232
Figure 4 - CAL Architecture
R F
S ystem
M IM
R S -232
CA L C onsole T erm inal
D EC
T erm inal S erv ers
D E C
T erm inal Serv ers
S ystem
M anager
D E CN et
LA N