wlte 4g

The node in the core network that is responsible of connection and release of bearers to a terminal is

• Mobility Management Entity (MME)

• Serving-Gateway (S-GW)

• Packet Data Network Gateway

• Home Subscriber Service (HSS)

The node in the core network that is responsible of collecting of statistics necessary for charging is

• Mobility Management Entity (MME)

• Serving-Gateway (S-GW)

• Packet Data Network Gateway (P-GW)

• Home Subscriber Service (HSS)

The node in the core network that is responsible of connecting a terminal to the Internet is

• Mobility Management Entity (MME)

• Serving-Gateway (S-GW)

• Packet Data Network Gateway (P-GW)

• Home Subscriber Service (HSS)

The node in the core network that acts as a database and contains subscribers information is

• Mobility Management Entity (MME)

• Serving-Gateway (S-GW)

• Packet Data Network Gateway (P-GW)

• Home Subscriber Service (HSS)

S1 user plane part (S1-u) interface connects eNodeB to

• Other eNodeBs

• Serving Gateway (S-GW)

• Mobility Management Entity (MME)

• Packet Data Network (PDN) Gateway (P-GW)

S1 control plane part (S1-c) interface connects eNodeB to

• Other eNodeBs

• Serving Gateway (S-GW)

• Mobility Management Entity (MME)

• Packet Data Network (PDN) Gateway (P-GW)

X2 interface connects eNodeB to

• Other eNodeBs

• Serving Gateway (S-GW)

• Mobility Management Entity (MME)

• Packet Data Network (PDN) Gateway (P-GW)

Radio bearers connect

• PDCP with RLC

• RLC with MAC

• MAC with PHY

Logical Channels connect

• PDCP with RLC

• RLC with MAC

• MAC with PHY

transport channels connects

• PDCP with RLC

• RLC with MAC

• MAC with PHY