Maintenance Guide Part 3

NeTIS MAINTENANCE GUIDE – Version 1.1 89/139
8.3.3 C USTOMERS
8.3.3.1 Phone applications
These applications need to use signalling and phone.
(Operator stations, Phone gateways, etc.).
Operator station
TCP/IP links
UDP reception
IP
TCP
Customer to
highest
priority
SWITCH
Customer
UDP
Signalisation
Phone UDP
customer
UDP broadcast
UDP reception
Customer
UDP
Identification
TCP customer
to lower
priority switch
TCP/IP links
Reception of all switches present on the
network and management of a dynamic
switch table.
.
Switch signalling channel reception with
the highest priority for communications
management
.
Link with the highest priority switch for
communications management, it is the
"active" link.
Reception of transmission from the
PHONE channel
Link with the lowest priority switch and
connection with the highest priority
switch that arrives on the network.