Outside Calls: Scenario - Lucent Technologies MERLIN LEGEND Release 6.0 Network Reference Manual

Table 2–4.

Outside Calls: Scenario 1

Originating or
Receiving System Dialed Digits

System A: Ext. FRL: 0

System B: Ext. FRL: 3
 
System A: Ext. FRL: 1,
Automatic Callback on
 
System A: Ext. FRL: 1,
Automatic Callback on
<
= Call sent over tandem trunks
Local Routing
 
 
Route 1: ARS Area Code Table routes to
tandem trunk pool, FRL 0, prepends 9
Route 2: ARS Area Code Table routes to
local PSTN pool, FRL 1, call prohibited for
this user. Call denied.
 
 
Route 1: ARS Area Code Table routes to
tandem trunk pool, FRL 0, prepends 9.
Route 2: ARS Area Code Table routes to
local PSTN pool, FRL 1, call permitted for
|
this user.
 
 
Route 1: ARS Area Code Table routes to
tandem trunk pool, FRL 1, prepends 9.
Route 2: ARS Area Code Table would
route to local PSTN pool, FRL 2, call
prohibited for this user. Call denied.
 
 
All local tandem facilities are busy. Call
queues for Route 1. When Route 1 is
available:
Route 1: ARS Area Code Table routes to
tandem trunk pool, FRL 1, prepends 9.
|
= Call sent over PSTN
Non-Local Routing
Route 1, System B: Remote access
<
default FRL 3. ARS absorbs 1732, routes
to PSTN pool.
Route 1, System A: Remote access
<
default FRL 3. ARS absorbs 1212, routes
to PSTN pool.
System B: All outside facilities are busy.
<
Caller hears busy tone. Automatic
Callback only works when local facilities
are busy, not PSTN facilities connected to
another system.
System B: Remote access default FRL 3.
<
ARS absorbs no digits, routes to PSTN
pool. |
= Call ends
|
|
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