GPRS Tunnelling Protocol User Plane
E523078
GPRS Tunnelling Protocol User Plane (GTP-U) is a mobile core network protocol used to carry user data traffic in encapsulated form between key nodes such as base stations, serving gateways, and packet gateways in 3G/4G networks.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
mobile core network protocol
ⓘ
tunnelling protocol ⓘ |
| abbreviation | GTP-U NERFINISHED ⓘ |
| backwardCompatibleWith | earlier GTP versions ⓘ |
| carries |
IP user data
ⓘ
user plane PDUs ⓘ |
| category | mobile telecommunications protocol ⓘ |
| connects |
Packet Data Network Gateway
NERFINISHED
ⓘ
Radio Network Controller NERFINISHED ⓘ Serving GPRS Support Node NERFINISHED ⓘ Serving Gateway NERFINISHED ⓘ base stations ⓘ eNodeB NERFINISHED ⓘ gNodeB NERFINISHED ⓘ |
| defaultPort | 2152 ⓘ |
| definedIn | 3GPP TS 29.281 NERFINISHED ⓘ |
| distinguishedFrom | GTP-C NERFINISHED ⓘ |
| encapsulationOver |
IP
NERFINISHED
ⓘ
UDP NERFINISHED ⓘ |
| function |
carry user data traffic
ⓘ
encapsulate IP packets ⓘ tunnel user plane data between core network nodes ⓘ |
| layer | user plane ⓘ |
| messageType |
Echo Request
ⓘ
Echo Response ⓘ End Marker ⓘ Error Indication ⓘ G-PDU ⓘ |
| operatesOver | IP backbone network ⓘ |
| OSIModelLayer | between IP and transport of user data ⓘ |
| partOf | GPRS Tunnelling Protocol NERFINISHED ⓘ |
| relatedProtocol | GPRS Tunnelling Protocol Control Plane ⓘ |
| roleInLTE |
transport of user data between SGW and PGW
ⓘ
transport of user data between eNodeB and SGW ⓘ |
| roleInUMTS |
transport of user data between RNC and SGSN
ⓘ
transport of user data between SGSN and GGSN ⓘ |
| standardizedBy | 3GPP NERFINISHED ⓘ |
| supports |
GTP-U echo mechanism
ⓘ
mobility management at user plane level ⓘ path management ⓘ tunnel management ⓘ |
| usedFor |
inter-operator IPX connectivity
ⓘ
roaming user data transport ⓘ |
| usedIn |
3G networks
ⓘ
4G networks ⓘ Evolved Packet Core NERFINISHED ⓘ LTE core network ⓘ UMTS core network ⓘ |
| usesIdentifier | Tunnel Endpoint Identifier ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.