As part of the UE Attach the eNB will query the iDNS Server using the TAI for the address of the MME it should provide to that UE.In a few days I will try to cover the details of DNS config for points mentioned below - stay tunned.ĮPS Nodes sends the DNS Query message to the Internal DNS (iDNS) for the selection of EPS nodes for the following uses cases. We could use statistic assingments but, hey! belive me, DNS is much easier if handled properly. ![]() In each LTE network the Internet Domain Name System (DNS) is widely used to handle the Dynamic Peer selection of the PDN-GW, SGW, MME, SGSN and HSS within the network. Many times I saw people accesing this site looking for MME seletcion, or how LTE pick MME/SGW/PGW nodes. It's beed a while from last time, but here we go.
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