diff --git a/zebra/client_main.c b/zebra/client_main.c
new file mode 100644
index 0000000..c319aac
--- /dev/null
+++ b/zebra/client_main.c
@@ -0,0 +1,225 @@
+/*
+ * $Id: client_main.c,v 1.1 2002/12/13 20:15:30 paul Exp $
+ *
+ * GNU Zebra client test main routine.
+ * Copyright (C) 1997 Kunihiro Ishiguro
+ *
+ * This file is part of GNU Zebra.
+ *
+ * GNU Zebra is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * GNU Zebra is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Zebra; see the file COPYING.  If not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.  
+ */
+
+#include <zebra.h>
+
+#include "prefix.h"
+#include "stream.h"
+#include "zclient.h"
+#include "thread.h"
+#include "table.h"
+#include "zebra/rib.h"
+#include "zebra/zserv.h"
+
+struct thread *master;
+
+/* Zebra client structure. */
+struct zclient *zclient = NULL;
+
+/* Zebra socket. */
+int sock;
+
+/* IPv4 route add and delete test. */
+void
+zebra_test_ipv4 (int command, int type, char *prefix, char *gateway,
+		 u_char distance)
+{
+  struct zapi_ipv4 api;
+  struct prefix_ipv4 p;
+  struct in_addr gate;
+  struct in_addr *gpnt;
+
+  str2prefix_ipv4 (prefix, &p);
+  inet_aton (gateway, &gate);
+  gpnt = &gate;
+
+  api.type = type;
+  api.flags = 0;
+
+  api.message = 0;
+  SET_FLAG (api.message, ZAPI_MESSAGE_NEXTHOP);
+  api.nexthop_num = 1;
+  api.nexthop = &gpnt;
+  api.ifindex_num = 0;
+  if (distance)
+    {
+      SET_FLAG (api.message, ZAPI_MESSAGE_DISTANCE);
+      api.distance = distance;
+    }
+  
+
+  switch (command)
+    {
+    case ZEBRA_IPV4_ROUTE_ADD:
+      zapi_ipv4_add (zclient, &p, &api);
+      break;
+    case ZEBRA_IPV4_ROUTE_DELETE:
+      zapi_ipv4_delete (zclient, &p, &api);
+      break;
+    }
+}
+
+#ifdef HAVE_IPV6
+/* IPv6 route add and delete test. */
+void
+zebra_test_v6 (int sock)
+{
+  struct prefix_ipv6 p;
+  struct in6_addr nexthop;
+
+  str2prefix_ipv6 ("3ffe:506::2/128", &p);
+  inet_pton (AF_INET6, "::1", &nexthop);
+
+  /* zebra_ipv6_add (sock, ZEBRA_ROUTE_STATIC, 0, &p, &nexthop, 1); */
+
+  sleep (5);
+  /* zebra_ipv6_delete (sock, ZEBRA_ROUTE_STATIC, 0, &p, &nexthop, 1); */
+}
+#endif /* HAVE_IPV6 */
+
+/* Print out usage and exit. */
+void
+usage_exit ()
+{
+  fprintf (stderr, "Usage: client filename\n");
+  exit (1);
+}
+
+struct zebra_info 
+{
+  char *str;
+  int type;
+} zebra_type[] = 
+{
+  { "static", ZEBRA_ROUTE_STATIC },
+  { "rip",    ZEBRA_ROUTE_RIP },
+  { "ripng",  ZEBRA_ROUTE_RIPNG },
+  { "ospf",   ZEBRA_ROUTE_OSPF },
+  { "ospf6",  ZEBRA_ROUTE_OSPF6 },
+  { "bgp",    ZEBRA_ROUTE_BGP },
+  { NULL,     0 }
+};
+
+/* Zebra route simulator. */
+void
+zebra_sim (FILE *fp)
+{
+  char buf[BUFSIZ];
+  char distance_str[BUFSIZ];
+  u_char distance;
+
+  while (fgets (buf, sizeof buf, fp))
+    {
+      int i;
+      int ret;
+      int type;
+      char str[BUFSIZ], command[BUFSIZ], prefix[BUFSIZ], gateway[BUFSIZ];
+
+      distance = 0;
+
+      if (*buf == '#')
+	continue;
+
+      type = ZEBRA_ROUTE_STATIC;
+
+      ret = sscanf (buf, "%s %s %s %s %s\n", command, str, prefix, gateway,
+		    distance_str);
+
+      if (ret == 5)
+	{
+	  distance = atoi (distance_str);
+	}
+      else
+	{
+	  ret = sscanf (buf, "%s %s %s %s\n", command, str, prefix, gateway);
+
+	  if (ret != 4)
+	    continue;
+	}
+
+      for (i = 0; i < 10; i++)
+	{
+	  if (!zebra_type[i].str)
+	    break;
+	  if (strcmp (zebra_type[i].str, str) == 0)
+	    {
+	      type = zebra_type[i].type;
+	      break;
+	    }
+	}
+      
+      if (strcmp (command, "add") == 0)
+	{
+	  zebra_test_ipv4 (ZEBRA_IPV4_ROUTE_ADD, type, prefix, gateway,
+			   distance);
+	  printf ("%s", buf);
+	  continue;
+	}
+
+      if (strcmp (command, "del") == 0)
+	{
+	  zebra_test_ipv4 (ZEBRA_IPV4_ROUTE_DELETE, type, prefix, gateway,
+			   distance);
+	  printf ("%s", buf);
+	  continue;
+	}
+    }
+}
+
+/* Test zebra client main routine. */
+int
+main (int argc, char **argv)
+{
+  FILE *fp;
+
+  if (argc == 1)
+      usage_exit ();
+
+  /* Establish connection to zebra. */
+  zclient = zclient_new ();
+  zclient->enable = 1;
+#ifdef HAVE_TCP_ZEBRA
+  zclient->sock = zclient_socket ();
+#else
+  zclient->sock = zclient_socket_un (ZEBRA_SERV_PATH);
+#endif /* HAVE_TCP_ZEBRA */
+
+  /* Open simulation file. */
+  fp = fopen (argv[1], "r");
+  if (fp == NULL)
+    {
+      fprintf (stderr, "can't open %s\n", argv[1]);
+      exit (1);
+    }
+
+  /* Do main work. */
+  zebra_sim (fp);
+
+  sleep (100);
+
+  fclose (fp);
+  close (sock);
+
+  return 0;
+}