Ran Network Integration Engineer
Ran Network Integration Engineer Interview Questions and Answers
Q1. Call flow, different between SRVCC and CSFB
SRVCC and CSFB are call flow procedures used in mobile networks for voice calls.
SRVCC stands for Single Radio Voice Call Continuity and CSFB stands for Circuit Switched Fallback.
SRVCC is used in LTE networks to handover voice calls from LTE to 2G/3G networks seamlessly.
CSFB is used in LTE networks to fallback voice calls to 2G/3G networks when LTE is not available.
SRVCC involves transferring an ongoing voice call from LTE to 2G/3G without interrupting the call.
CSFB involves i...read more
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