Merge branch 'Handling-of-ConnectionFailure' into 'main'

  - if the access attempt is barred, the procedure ends;

- apply the Uu configuration according to [SIB1](../05%20Idle%20and%20Inactive%20Mode/asn1/Uu-6G-SystemInformation.asn) or, for parameters not configured therein, the default configuration according to the respective clauses of the specification,

- apply the Uu configuration according to [SIB1](../05%20Idle%20and%20Inactive%20Mode/asn1/Uu-6G-SystemInformation.asn) or, for parameters not configured therein, the default configuration according to the respective clauses of the specification;

- start timer T300,

- start timer T300;

- prepare and transmit the [ConnectionSetupRequest](./asn1/Uu-6G-ConnectionControl.asn) message in accordance with the its ASN.1 definition.

- prepare and transmit the [*ConnectionSetupRequest*](./asn1/Uu-6G-ConnectionControl.asn) message in accordance with its ASN.1 definition.

#### 6.1.1.3 Reception of the ConnectionSetup by the UE

*Editor's Note: The content of this clause is FFS.*

#### 6.1.1.4 Reception of the ConnectionFailure by the UE

Upon reception of the [*ConnectionFailure*](../06_Connection_Control/asn1/Uu-6G-ConnectionControl.asn) message, the UE shall:

- stop timer T300;

- reset MAC;

- continue operation in RRC_IDLE, upon which the procedure ends.

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EstablishmentCause ::= ENUMERATED {

    emergency, highPriorityAccess, mt-Access, mo-Signalling, mo-Data, mo-VoiceCall, mo-VideoCall, mo-SMS, mps-PriorityAccess, mcs-PriorityAccess, spare6, spare5, spare4, spare3, spare2, spare1}

ConnectionFailure ::= SEQUENCE {

    failureReason ENUMERATED {congestion, spare7, spare6, spare5, spare4, spare3, spare2, spare1 },

    nonCriticalExtensions SEQUENCE { } OPTIONAL

}

END

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