Page 6 - eBOOK FUNDAMENTAL OF TELECOMMUNICATION NETWORK
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F U N D A M E N T A L O F
T E L E C O M M U N I C A T I O N
N E T W O R K
S 4. PSTN NETWORK
T ARCHITECTURE
N Architecture of the Telephone Network 38
35
Subscriber Line
E Unshielded Twisted Pair 40
41
T RJ-11 43
PSTN Nodes & Element
N Self-Assessment Activities 46
O 5. SIGNALLING SYSTEM NO. 7
Definition of Signaling
C Signalling Groups in PSTN 48
49
What is SS7? 51
F SS7 Signaling Nodes 52
SS7 Protocol Model
57
O Self-Assessment Activities 63
E 6. SWITCHING TECHNIQUE IN
L TELEPHONE NETWORK
Switching System (Exchange)
71
B Packet Switching 73
A Soft Switching 75
78
Self-Assessment Activities
T
LIST OF ABBREVIATIONS 80
REFERENCES 81
F U N D A M E N T A L O F T E L E C O M M U N I C A T I O N N E T W O R K
