Updated README

test/sample.cpp

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+#include <sys/socket.h>
+#include <arpa/inet.h>
+#include <netinet/in.h>
+
+#include "libzt.h"
+
+int main() 
+{
+	char *str = "welcome to the machine";
+	char *nwid = "c7cd7c9e1b0f52a2";      // network
+	char *path = "config_path";           // where this instance's keys and configs are stored
+	char *ip = "10.8.8.42";               // remote address
+	int port = 8080;                      // remote port
+
+	struct sockaddr_in addr;
+	addr.sin_family = AF_INET;
+	addr.sin_addr.s_addr = inet_addr(ip);
+	addr.sin_port = htons(port);	
+
+	zts_startjoin(path, nwid);
+
+	int fd, err = 0;
+	if ((fd = zts_socket(AF_INET, SOCK_STREAM, 0)) < 0) {
+		printf("error creating socket\n");
+	}
+	if ((err = zts_connect(fd, (const struct sockaddr *)&addr, sizeof(addr))) < 0) {
+		printf("error connecting to remote host\n");
+	}
+	if ((err = zts_write(fd, str, strlen(str))) < 0) {
+		printf("error writing to socket\n");
+	}
+	if ((err = zts_close(fd)) < 0) {
+		printf("error closing socket\n");
+	}
+	zts_stop();
+	return 0;
+}