NRUP Protocol for 5G - SA, NSA & ENDC LTE

Following topics are covered as part of NRUP protocol.

• What is NRUP Protocol ?
• What is DUD (Downlink User Data)?
• What is DDDS - Downlink Data Delivery Status?
• What is difference between NRU Sequence number and PDCP Sequence number?

References:

3GPP spec 38.425