How eNB establish SRB2 please explain in detail?

Question

For SRB's mentioned default parameter values :

RLC configuration CHOICE
ul-RLC-Config
>t-PollRetransmit
>pollPDU
>pollByte
>maxRetxThreshold
dl-RLC-Config
>t-Reordering
>t-StatusProhibit
Logical channel configuration
priority
prioritisedBitRate
bucketSizeDuration
logicalChannelGroup

So is their any default parameters value for DRB for RLC AM mode in LTE for UL & DL?

Answer 1

RRCConnectionReconfiguration is used to establish SRB2, eNB includes necessary parameters to establish SRB2. Once SRB2 is configured, NAS message information goes over SRB2.

Sample