Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
telephone exchange system
|
| gptkbp:architecture |
modular
|
| gptkbp:developedBy |
gptkb:Western_Electric
|
| https://www.w3.org/2000/01/rdf-schema#label |
No. 5 ESS switch
|
| gptkbp:introducedIn |
1982
|
| gptkbp:laterMaintainedBy |
gptkb:Lucent_Technologies
|
| gptkbp:location |
gptkb:United_States
|
| gptkbp:manufacturer |
gptkb:Western_Electric
|
| gptkbp:marketedAs |
gptkb:5ESS
|
| gptkbp:replacedBy |
gptkb:No._1_ESS_switch
gptkb:No._2_ESS_switch gptkb:No._3_ESS_switch gptkb:No._4_ESS_switch |
| gptkbp:supports |
gptkb:SS7_signaling
gptkb:ISDN |
| gptkbp:type |
digital electronic switching system
|
| gptkbp:usedBy |
gptkb:AT&T
|
| gptkbp:usedFor |
gptkb:public_switched_telephone_network
local exchange switching long distance switching tandem switching |
| gptkbp:bfsParent |
gptkb:Bell_System
|
| gptkbp:bfsLayer |
5
|