Vodavi Triad 1/2/3 Installation Manual

3-58 CO/ PBX Conne ctions
Primary Rate Interface Board (PRIB)
The PRIB board allows the network connection to a Primary Rate ISDN
interface. It provides one Primary Rate Interface circuit. Each circuit is
compris ed of 23 be are r channe ls an d one da ta channe l (23B+D). The
sys te m i nt er pr et s a ll B cha nnel s as tr unks/l in e a ppe ar ances . A m axim um
of six PRIBs can be installed into the system. The PRIB uses 24 time slots.
The PRIB conta ins an ISDN interfa ce circuit, control circuitry...

CO/PBX Conn ections 3 -59
The PRIB conta ins 2 sw itches and 3 connectors. The Normal/Service
switch is used during maintenance to place the card in an Out-Of-Service
(OOS) mode. The clock selection s witch is u sed for control s ynchro nous
clock.
The sys te m can be eq uipp ed w it h si x (6 ) PRI I nte rf ace Boa rds and t he PRI B
can b e installed in any ca rd slot in the Ba sic KSU. The Phas e Locked Loop
Unit (PLLU) must be installed on the MPB when the PRIB is installed. The
DT MF 4- A boar d w...

3-60 CO/ PBX Conne ctions
In sta l la ti on
1. Insert the PRIB card(s) into the desired BKSU card slot(s). Up to six
PRIB ca rds can be ins ta ll ed in a syst em . E ach PRI B pr ovid es 23 C O
Lines to the s ystem.
2. If installing a single PRIB, set SW2 to the ON position.
If multiple PRIBs are being installed, set SW2 to the ON position on
the f ir st c ar d a nd S W2 on a ll ot her c a rds to th e O FF pos it ion .
The PRIB comes with a clock cab le. This cable is us ed when multiple
PRIB a nd/or dig...

CO/PBX Conn ections 3 -61
Functionality Description
Auto matic Num ber I dentification (A NI)i nform at ion from t he c a rr ie r is
tr ea te d e xac t ly t he same as an in bound I CL ID (Ca ll er I D) numbe r. Ca ll s
can be routed, placed in the unanswered call table, sent out to the CTI
Module p ort on a ke yse t, an d run throu gh the numbe r to name
tr ans la ti on t abl e . T heTri ad 3Sy st em prov ide s c all p rogr es s t one s i n t he
same manner as ICLID.
Dialed Number Identification Service...

3-62 CO/ PBX Conne ctions
In sta l li ng t he DT MF- A Modu les
1. Unpack the DTMF-A Modules from their antistatic conductive bags in
the p ac ki ng b oxe s.
2 . Locat e t he CO NN5 and CO NN6 conne ctor s on t he DTMF -A modul e s.
3. Locate the CON4, CON5, CON8 and CON9connectors on the PRIB
(outlined).
4. Pos ition one of the DT MF-A m odule s so that the CON N5 and CON N6
connectors match up with the CON8 and CON9 connectors on th e
PRIB resp ectiv ely.
5. Pus h the DT MF -A mod ule onto thes e conn...

CO/PBX Conn ections 3 -63
Fi g u re 3- 24 : P R I B w/ D TM F-A Mo d u le I ns ta ll at i o n 

3-64 CO/ PBX Conne ctions
Basic Rate Interface Board (BRIB)
This interface provides four Basic Rate Interface circuits. Each circuit is
compris ed of two b earer ( 64Kbps ea ch) an d one da ta (16Kbp s) cha nnels
(2B+ D). Whe n a BRIB is programme d into theTri ad 3system, the system
inte rprets all B channe ls as trunk s. Thus , one BRIB which contains f our
2B+ D ci r c uit s p rov ide s ei ght li ne app ea ran ce s to theTr iad 3sys te m. A
maximum of e ight BRIBs ca n be installe d into the sys te m...

CO/PBX Conn ections 3 -65
Figure 3-25: BRIB (Basis Rate Interface Board)
ON OF F
SW2 SWI TC HE S:
2
3
4 1 

3-66 CO/ PBX Conne ctions
El ectron ic Key T el ephon e Service
Electron ic ke y te le phone se rv ice (E KTS) is a fea ture that can be prov id ed
on BRI ISDN to simulate standard analog DID lines. This allows several
differe nt numbe rs to be sha re d b y a single BRI circuit.
Due to the decline in telep hony tariffs, there is an increas in g de mand for
BRI ISDN features. A BRI circuit allows two simultaneous calls to be
handled, d ue to its techn ical s pecification. BRI circuits have two
B-Ch anne...

CO/PBX Conn ections 3 -67
Conditions
BRI EKTS su ppor t is ava il abl e in Voda vi te le phone s yst ems wi th soft war e
ve rsion 3.0G a nd highe r.
Like DID, EKTS can be programmed to route calls using up to 7 digits. By
default, only the last three digits are analyzed for routing.
EKT S doe s not re qui re a l i ne a ppe ar ance on a spe cifi c t el ep hone beca use
the BRI terminates directly into the KSU.
Vodav i s uppor t s Bas ic E KTS. The EKT S ca ching opti on i s not s uppor te d by
Vodav i....