PDN Gateway
E522257
PDN Gateway is a core network element in LTE/EPC that connects user equipment to external packet data networks, handling IP address allocation, policy enforcement, and charging.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PDN Gateway canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T5479904 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PDN Gateway Context triple: [3GPP Release 8, introduced, PDN Gateway]
-
A.
PDG
PDG is an abbreviation commonly used for the Policy Development Group, an organization focused on formulating and advising on policy matters.
-
B.
GDN
GDN is the vehicle registration code assigned to motor vehicles registered in the Pomeranian Voivodeship of Poland.
-
C.
Press Photographers’ Gallery
The Press Photographers’ Gallery is a designated area in a legislative press gallery complex reserved for accredited news photographers to document proceedings and events.
-
D.
PDS
PDS is the IATA airport code for the international airport serving Piedras Negras in the Mexican state of Coahuila.
-
E.
PDS
PDS was a democratic socialist political party in Germany that emerged from the former East German ruling party and later became part of The Left (Die Linke).
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: PDN Gateway Target entity description: PDN Gateway is a core network element in LTE/EPC that connects user equipment to external packet data networks, handling IP address allocation, policy enforcement, and charging.
-
A.
PDG
PDG is an abbreviation commonly used for the Policy Development Group, an organization focused on formulating and advising on policy matters.
-
B.
GDN
GDN is the vehicle registration code assigned to motor vehicles registered in the Pomeranian Voivodeship of Poland.
-
C.
Press Photographers’ Gallery
The Press Photographers’ Gallery is a designated area in a legislative press gallery complex reserved for accredited news photographers to document proceedings and events.
-
D.
PDS
PDS is the IATA airport code for the international airport serving Piedras Negras in the Mexican state of Coahuila.
-
E.
PDS
PDS was a democratic socialist political party in Germany that emerged from the former East German ruling party and later became part of The Left (Die Linke).
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
3GPP network function
ⓘ
Evolved Packet Core network element ⓘ LTE core network node ⓘ |
| allocates |
IPv4 addresses
ⓘ
IPv6 addresses ⓘ |
| connectsTo |
IMS network
ⓘ
Internet ⓘ
linked to:
the internet
Offline Charging System ⓘ Online Charging System ⓘ Policy and Charging Rules Function ⓘ
linked to:
PCRF
Serving Gateway ⓘ corporate intranets ⓘ external packet data networks ⓘ |
| definedInStandard |
3GPP TS 23.401
ⓘ
3GPP TS 23.402 ⓘ |
| hasAbbreviation |
P-GW
ⓘ
linked to:
Packet Data Network Gateway
PGW ⓘ |
| locatedIn | home PLMN for roaming scenarios ⓘ |
| partOf |
Evolved Packet Core
ⓘ
LTE system architecture ⓘ |
| performsFunction |
IP address assignment to PDN connections
ⓘ
deep packet inspection for policy control ⓘ enforcement of QoS policies received from PCRF ⓘ generation of charging data records ⓘ per-user packet filtering based on TFT ⓘ support of mobility between 3GPP and non-3GPP accesses ⓘ |
| relatedTo |
Mobility Management Entity
ⓘ
Policy and Charging Rules Function ⓘ
linked to:
PCRF
Serving Gateway ⓘ |
| roleInNetwork |
IP address allocation for user equipment
ⓘ
QoS enforcement ⓘ anchor point for bearers toward external packet data networks ⓘ charging data collection ⓘ downlink and uplink traffic shaping ⓘ lawful interception support ⓘ packet filtering ⓘ policy enforcement point ⓘ termination point for SGi interface ⓘ |
| supports |
dedicated bearers
ⓘ
default bearers ⓘ multiple PDN connections per UE ⓘ roaming via S8 interface ⓘ |
| usesInterface |
Gx interface
ⓘ
Gy interface ⓘ Gz interface ⓘ S2a interface ⓘ S2b interface ⓘ S2c interface ⓘ S5 interface ⓘ S8 interface ⓘ SGi interface ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: PDN Gateway Description of subject: PDN Gateway is a core network element in LTE/EPC that connects user equipment to external packet data networks, handling IP address allocation, policy enforcement, and charging.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.