Primary Rate Interface (PRI)
GPTKB entity
Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:International_Standard
|
| gptkbp:BChannelBandwidth |
64 kbit/s
|
| gptkbp:BChannelCount |
23 (in North America and Japan)
30 (in Europe and Australia) |
| gptkbp:category |
gptkb:ISDN
Telecommunications |
| gptkbp:contrastsWith |
gptkb:Basic_Rate_Interface_(BRI)
|
| gptkbp:DChannelBandwidth |
64 kbit/s
|
| gptkbp:DChannelCount |
1
|
| gptkbp:hasChannel |
gptkb:B_channel
gptkb:D_channel |
| https://www.w3.org/2000/01/rdf-schema#label |
Primary Rate Interface (PRI)
|
| gptkbp:introducedIn |
1988
|
| gptkbp:partOf |
gptkb:ISDN
|
| gptkbp:physicalLayer |
E1
T1 |
| gptkbp:replacedBy |
VoIP (in many cases)
|
| gptkbp:standardizedBy |
gptkb:ITU-T
gptkb:ANSI |
| gptkbp:supports |
multiple simultaneous calls
|
| gptkbp:supportsProtocol |
gptkb:Q.931
Q.921 |
| gptkbp:totalBandwidth |
gptkb:1.544_Mbit/s_(T1)
gptkb:2.048_Mbit/s_(E1) |
| gptkbp:usedFor |
data transmission
digital transmission voice communication |
| gptkbp:usedIn |
PBX systems
business telephony |
| gptkbp:bfsParent |
gptkb:Integrated_Services_Digital_Network_(ISDN)
|
| gptkbp:bfsLayer |
6
|