Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
data link layer protocol
|
| gptkbp:alsoKnownAs |
gptkb:LAPD
|
| gptkbp:category |
gptkb:network_protocol
data link protocol |
| gptkbp:definedIn |
gptkb:ITU-T
|
| gptkbp:hasType |
gptkb:I-frame
S-frame U-frame |
| https://www.w3.org/2000/01/rdf-schema#label |
Q.921 protocol
|
| gptkbp:operatesIn |
Layer 2
|
| gptkbp:partOf |
gptkb:ISDN_protocol_stack
|
| gptkbp:provides |
data link layer services
|
| gptkbp:relatedTo |
Q.931 protocol
|
| gptkbp:responsibleFor |
error detection
flow control frame sequencing |
| gptkbp:standardizedBy |
ITU-T Recommendation Q.921
|
| gptkbp:supports |
multiple logical links
|
| gptkbp:usedFor |
D-channel signaling
|
| gptkbp:usedIn |
gptkb:PRI
gptkb:ISDN gptkb:BRI |
| gptkbp:uses |
gptkb:FCS_(Frame_Check_Sequence)
LAPD address field frame-based transmission |
| gptkbp:bfsParent |
gptkb:DSS1_protocol
|
| gptkbp:bfsLayer |
7
|