Edit File: ssl_ports.conf
# IPv4 listen *:52223 ssl; listen *:52227 ssl; listen *:52229 ssl; listen *:52231 ssl; # IPv6 listen [::]:52223 ssl; listen [::]:52227 ssl; listen [::]:52229 ssl; listen [::]:52231 ssl; # Enable HTTP/2. http2 on; # Set timeouts for HTTP/2. keepalive_timeout 5; client_header_timeout 5;