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NID routers register their NID-IP mapping inside a Lookup Service(e.g. DHT), such that NID can be used as routing hint NID NR 2 IP NR2 Example (Registration) LD1 (IPv4 Core) LD2 LD3 NR2 NR3 A B Nodes register locally with their NID router, i.e. the NID router installs a mapping between LD internal IP and a node’s NID Nodes register their routing hint and ID with the name resolution system: A.LD2.com NID A NR 2 |