./npc nat # p2p will not work if server/client both Symmetric Nat
source /dev/stdin ehang-io/nps <<< "$(curl -fsSL https://raw.githubusercontent.com/fzinfz/scripts/master/github--repo.sh)" | grep linux | grep amd64
openssl genrsa -out server.key 2048
openssl rsa -in server.key -outform PEM -pubout -out server.pem