Preventing SgNB release during Inter-eNodeB Handover with different TACs

Hello Huawei experts,

We are experiencing an NSA retention issue: during an inter-eNodeB handover between sites with different TACs, the network releases the SgNB connection.

Is there a configuration or method to prevent the SgNB from being released in this scenario?

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i believe that is not related with different TAC between those GnodeB… but you need to check from trace event that SCG release happen due to LTE has been HO first to other LTE that having good RSRP than LTE serving but target LTE doesn’t have anchoring to this NR… may you need to check this anchoring… i hope this working

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