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5G RAN Specialist
Random access: the four-step RACH handshake
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Random access: the four-step RACH handshake
Module 9 · NR Air Interface II: Access, Channels & the Stack · ◆ call-flow
TelcoMentor
Your personal telecom coach
Practice this — hands-on labs
Packet trace
RACH Failure — Debugging Preamble / Msg1–Msg4
Intermediate
20 min
Config
PRACH Configuration — Rural Macro Cell
Advanced
30 min
SSB: how a phone finds a cell
The channel map: PDCCH, PDSCH, PUCCH, PUSCH — where control and data ride
