--dns-interface <interface> Interface to use for DNS requests
--dns-ipv4-addr <address> IPv4 address to use for DNS requests
--dns-ipv6-addr <address> IPv6 address to use for DNS requests
--dns-servers <addresses> DNS server addrs to use
--interface <name> Use network INTERFACE (or address)
--no-keepalive Disable TCP keepalive on the connection
--tcp-fastopen Use TCP Fast Open
--tcp-nodelay Use the TCP_NODELAY option