; global settings sslVersion = TLSv1.2 chroot = /var/run/stunnel setuid = nobody setgid = nobody pid = /stunnel.pid socket = l:TCP_NODELAY=1 socket = r:TCP_NODELAY=1 CAfile = /etc/pki/tls/certs/roots.pem verifyChain = yes    [gmail-smtp] client = yes accept = 127.0.0.1:1234 connect = smtp.gmail.com:465 checkHost = smtp.gmail.com OCSPaia = yes