diff --git a/programs/client.c b/programs/client.c
new file mode 100644
index 0000000..8dcad6f
--- /dev/null
+++ b/programs/client.c
@@ -0,0 +1,281 @@
+/*
+ * Copyright (C) 2011-2013 Michael Tuexen
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the project nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.	IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * Usage: client remote_addr remote_port [local_port] [local_encaps_port] [remote_encaps_port]
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#ifndef _WIN32
+#include <unistd.h>
+#endif
+#include <sys/types.h>
+#ifndef _WIN32
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#else
+#include <io.h>
+#endif
+#include <usrsctp.h>
+
+int done = 0;
+
+#ifdef _WIN32
+typedef char* caddr_t;
+#endif
+
+static int
+receive_cb(struct socket *sock, union sctp_sockstore addr, void *data,
+           size_t datalen, struct sctp_rcvinfo rcv, int flags, void *ulp_info)
+{
+	if (data == NULL) {
+		done = 1;
+		usrsctp_close(sock);
+	} else {
+#ifdef _WIN32
+		_write(_fileno(stdout), data, (unsigned int)datalen);
+#else
+		if (write(fileno(stdout), data, datalen) < 0) {
+			perror("write");
+		}
+#endif
+		free(data);
+	}
+	return (1);
+}
+
+void
+debug_printf(const char *format, ...)
+{
+	va_list ap;
+
+	va_start(ap, format);
+	vprintf(format, ap);
+	va_end(ap);
+}
+
+int
+main(int argc, char *argv[])
+{
+	struct socket *sock;
+	struct sockaddr *addr, *addrs;
+	struct sockaddr_in addr4;
+	struct sockaddr_in6 addr6;
+	struct sctp_udpencaps encaps;
+	struct sctpstat stat;
+	char buffer[80];
+	int i, n;
+
+	if (argc < 3) {
+		printf("%s", "Usage: client remote_addr remote_port local_port local_encaps_port remote_encaps_port\n");
+		return (-1);
+	}
+	if (argc > 4) {
+		usrsctp_init(atoi(argv[4]), NULL, debug_printf);
+	} else {
+		usrsctp_init(9899, NULL, debug_printf);
+	}
+#ifdef SCTP_DEBUG
+	usrsctp_sysctl_set_sctp_debug_on(SCTP_DEBUG_NONE);
+#endif
+	usrsctp_sysctl_set_sctp_blackhole(2);
+	if ((sock = usrsctp_socket(AF_INET6, SOCK_STREAM, IPPROTO_SCTP, receive_cb, NULL, 0, NULL)) == NULL) {
+		perror("usrsctp_socket");
+	}
+	if (argc > 3) {
+		memset((void *)&addr6, 0, sizeof(struct sockaddr_in6));
+#ifdef HAVE_SIN6_LEN
+		addr6.sin6_len = sizeof(struct sockaddr_in6);
+#endif
+		addr6.sin6_family = AF_INET6;
+		addr6.sin6_port = htons(atoi(argv[3]));
+		addr6.sin6_addr = in6addr_any;
+		if (usrsctp_bind(sock, (struct sockaddr *)&addr6, sizeof(struct sockaddr_in6)) < 0) {
+			perror("bind");
+		}
+	}
+	if (argc > 5) {
+		memset(&encaps, 0, sizeof(struct sctp_udpencaps));
+		encaps.sue_address.ss_family = AF_INET6;
+		encaps.sue_port = htons(atoi(argv[5]));
+		if (usrsctp_setsockopt(sock, IPPROTO_SCTP, SCTP_REMOTE_UDP_ENCAPS_PORT, (const void*)&encaps, (socklen_t)sizeof(struct sctp_udpencaps)) < 0) {
+			perror("setsockopt");
+		}
+	}
+	memset((void *)&addr4, 0, sizeof(struct sockaddr_in));
+	memset((void *)&addr6, 0, sizeof(struct sockaddr_in6));
+#ifdef HAVE_SIN_LEN
+	addr4.sin_len = sizeof(struct sockaddr_in);
+#endif
+#ifdef HAVE_SIN6_LEN
+	addr6.sin6_len = sizeof(struct sockaddr_in6);
+#endif
+	addr4.sin_family = AF_INET;
+	addr6.sin6_family = AF_INET6;
+	addr4.sin_port = htons(atoi(argv[2]));
+	addr6.sin6_port = htons(atoi(argv[2]));
+	if (inet_pton(AF_INET6, argv[1], &addr6.sin6_addr) == 1) {
+		if (usrsctp_connect(sock, (struct sockaddr *)&addr6, sizeof(struct sockaddr_in6)) < 0) {
+			perror("usrsctp_connect");
+		}
+	} else if (inet_pton(AF_INET, argv[1], &addr4.sin_addr) == 1) {
+		if (usrsctp_connect(sock, (struct sockaddr *)&addr4, sizeof(struct sockaddr_in)) < 0) {
+			perror("usrsctp_connect");
+		}
+	} else {
+		printf("Illegal destination address.\n");
+	}
+	if ((n = usrsctp_getladdrs(sock, 0, &addrs)) < 0) {
+		perror("usrsctp_getladdrs");
+	} else {
+		addr = addrs;
+		printf("Local addresses: ");
+		for (i = 0; i < n; i++) {
+			if (i > 0) {
+				printf("%s", ", ");
+			}
+			switch (addr->sa_family) {
+			case AF_INET:
+			{
+				struct sockaddr_in *sin;
+				char buf[INET_ADDRSTRLEN];
+				const char *name;
+
+				sin = (struct sockaddr_in *)addr;
+				name = inet_ntop(AF_INET, &sin->sin_addr, buf, INET_ADDRSTRLEN);
+				printf("%s", name);
+#ifndef HAVE_SA_LEN
+				addr = (struct sockaddr *)((caddr_t)addr + sizeof(struct sockaddr_in));
+#endif
+				break;
+			}
+			case AF_INET6:
+			{
+				struct sockaddr_in6 *sin6;
+				char buf[INET6_ADDRSTRLEN];
+				const char *name;
+
+				sin6 = (struct sockaddr_in6 *)addr;
+				name = inet_ntop(AF_INET6, &sin6->sin6_addr, buf, INET6_ADDRSTRLEN);
+				printf("%s", name);
+#ifndef HAVE_SA_LEN
+				addr = (struct sockaddr *)((caddr_t)addr + sizeof(struct sockaddr_in6));
+#endif
+				break;
+			}
+			default:
+				break;
+			}
+#ifdef HAVE_SA_LEN
+			addr = (struct sockaddr *)((caddr_t)addr + addr->sa_len);
+#endif
+		}
+		printf(".\n");
+		usrsctp_freeladdrs(addrs);
+	}
+	if ((n = usrsctp_getpaddrs(sock, 0, &addrs)) < 0) {
+		perror("usrsctp_getpaddrs");
+	} else {
+		addr = addrs;
+		printf("Peer addresses: ");
+		for (i = 0; i < n; i++) {
+			if (i > 0) {
+				printf("%s", ", ");
+			}
+			switch (addr->sa_family) {
+			case AF_INET:
+			{
+				struct sockaddr_in *sin;
+				char buf[INET_ADDRSTRLEN];
+				const char *name;
+
+				sin = (struct sockaddr_in *)addr;
+				name = inet_ntop(AF_INET, &sin->sin_addr, buf, INET_ADDRSTRLEN);
+				printf("%s", name);
+#ifndef HAVE_SA_LEN
+				addr = (struct sockaddr *)((caddr_t)addr + sizeof(struct sockaddr_in));
+#endif
+				break;
+			}
+			case AF_INET6:
+			{
+				struct sockaddr_in6 *sin6;
+				char buf[INET6_ADDRSTRLEN];
+				const char *name;
+
+				sin6 = (struct sockaddr_in6 *)addr;
+				name = inet_ntop(AF_INET6, &sin6->sin6_addr, buf, INET6_ADDRSTRLEN);
+				printf("%s", name);
+#ifndef HAVE_SA_LEN
+				addr = (struct sockaddr *)((caddr_t)addr + sizeof(struct sockaddr_in6));
+#endif
+				break;
+			}
+			default:
+				break;
+			}
+#ifdef HAVE_SA_LEN
+			addr = (struct sockaddr *)((caddr_t)addr + addr->sa_len);
+#endif
+		}
+		printf(".\n");
+		usrsctp_freepaddrs(addrs);
+	}
+	while ((fgets(buffer, sizeof(buffer), stdin) != NULL) && !done) {
+		usrsctp_sendv(sock, buffer, strlen(buffer), NULL, 0, NULL, 0, SCTP_SENDV_NOINFO, 0);
+	}
+	if (!done) {
+		if (usrsctp_shutdown(sock, SHUT_WR) < 0) {
+			perror("usrsctp_shutdown");
+		}
+	}
+	while (!done) {
+#ifdef _WIN32
+		Sleep(1*1000);
+#else
+		sleep(1);
+#endif
+	}
+	usrsctp_get_stat(&stat);
+	printf("Number of packets (sent/received): (%u/%u).\n",
+	       stat.sctps_outpackets, stat.sctps_inpackets);
+	while (usrsctp_finish() != 0) {
+#ifdef _WIN32
+		Sleep(1000);
+#else
+		sleep(1);
+#endif
+	}
+	return(0);
+}