Update README.md

Author: ssahani

README.md

@@ -97,6 +97,14 @@ systemd-netlogd reads configuration files named `/etc/systemd/netlogd.conf` and
               Takes an integer as argument. It is the number of unacknowledged probes to send before considering the connection dead and notifying the application layer. This controls the
               TCP_KEEPCNT socket option (see socket(7) and the TCP Keepalive HOWTO for details.) Default value is 9.
 
+       SendBuffer=
+             Takes an integer argument controlling the receive or send buffer sizes of this socket, respectively. This controls the SO_RCVBUF and SO_SNDBUF socket options (see socket(7) for details.). 
+             The usual suffixes K, M, G are supported and are understood to the base of 1024.
+             
+       NoDelay=
+             Takes a boolean argument. TCP Nagle's algorithm works by combining a number of small outgoing messages, and sending them all at once. 
+             This controls the TCP_NODELAY socket option (see tcp(7)). Defaults to false.
+
    Optional settings
 
        StructuredData=