diff -x CVS -x .svn -x 'Makefile*' -Nu /home/matteo/src/virtual-square-svn/vde_svn/slirpvde/misc.c ./misc.c
--- /home/matteo/src/virtual-square-svn/vde_svn/slirpvde/misc.c 2007-11-11 19:24:10.000000000 +0100
+++ ./misc.c    2007-11-11 04:41:24.000000000 +0100
@@ -78,6 +78,20 @@
                lprint("Redirection failed: %s\r\n", strerror(errno));
 }
 
+void redir_udp(inaddr, port, lport)
+       u_int32_t inaddr;
+       int port;
+       int lport;
+{
+       struct socket *so;
+
+       if ((so=udp_listen(htons(lport), inaddr, htons(port), 0)) != NULL) {
+               lprint("Redirecting UDP port %d to %s:%d\r\n",
+                      ntohs(so->so_fport), inet_ntoa(so->so_laddr), port);
+       } else
+               lprint("Redirection failed: %s\r\n", strerror(errno));
+}
+
 #ifndef HAVE_INET_ATON
 int
 inet_aton(cp, ia)
diff -x CVS -x .svn -x 'Makefile*' -Nu /home/matteo/src/virtual-square-svn/vde_svn/slirpvde/misc.h ./misc.h
--- /home/matteo/src/virtual-square-svn/vde_svn/slirpvde/misc.h 2007-11-11 19:24:10.000000000 +0100
+++ ./misc.h    2007-11-11 03:46:36.000000000 +0100
@@ -72,6 +72,7 @@
 int show_x _P((void));
 void redir_x _P((u_int32_t, int, int, int));
 void redir_tcp _P((u_int32_t, int, int));
+void redir_udp _P((u_int32_t, int, int));
 
 void getouraddr _P((void));
 inline  void slirp_insque  _P((void *, void *));
diff -x CVS -x .svn -x 'Makefile*' -Nu /home/matteo/src/virtual-square-svn/vde_svn/slirpvde/slirpvde.c ./slirpvde.c
--- /home/matteo/src/virtual-square-svn/vde_svn/slirpvde/slirpvde.c     2007-11-11 19:24:10.000000000 +0100
+++ ./slirpvde.c        2007-11-11 19:35:17.000000000 +0100
@@ -214,6 +214,13 @@
        struct redirtcp *next;
 };
 
+struct redirudp {
+       u_int32_t inaddr;
+       int port;
+       int lport;
+       struct redirudp *next;
+};
+
 static struct redirtcp *parse_redir_tcp(struct redirtcp *head, char *buff)
 {
        u_int32_t inaddr=0;
@@ -259,6 +266,51 @@
        }
 }
 
+static struct redirudp *parse_redir_udp(struct redirudp *head, char *buff)
+{
+       u_int32_t inaddr=0; // OK
+       int port=0; // OK
+       int lport=0; // OK
+       char *ipaddrstr=NULL; // OK
+       char *portstr=NULL; // OK
+       struct redirudp *new; 
+
+       if ((ipaddrstr = strchr(buff, ':'))) {
+               *ipaddrstr++ = 0;
+               if (*ipaddrstr == 0) {
+                       fprintf(stderr,"redir UDP syntax error\n");
+                       return head;
+               }
+       }
+       if ((portstr = strchr(ipaddrstr, ':'))) {
+               *portstr++ = 0;
+               if (*portstr == 0) {
+                       fprintf(stderr,"redir UDP syntax error\n");
+                       return head;
+               }
+       }
+
+       sscanf(buff,"%d",&lport);
+       sscanf(portstr,"%d",&port);
+       if (ipaddrstr) 
+               inaddr = inet_addr(ipaddrstr);
+
+       if (!inaddr) {
+               fprintf(stderr,"UDP redirection error: an IP address must be specified\r\n");
+               return head;
+       }
+
+       if ((new=malloc(sizeof(struct redirudp)))==NULL)
+               return head;
+       else {
+               new->inaddr=inaddr;
+               new->port=port;
+               new->lport=lport;
+               new->next=head;
+               return new;
+       }
+}
+
 static struct redirx *parse_redir_x(struct redirx *head, char *buff)
 {
        char *ptr=NULL;
@@ -328,6 +380,15 @@
        }
 }
 
+static void do_redir_udp(struct redirudp *head)
+{
+       if (head) {
+               do_redir_udp(head->next);
+               redir_udp(head->inaddr,head->port,head->lport);
+               free(head);
+       }
+}
+
 static void do_redir_x(struct redirx *head)
 {
        if (head) {
@@ -344,8 +405,8 @@
                        "\t [-L host_port:guest_addr:guest_port] [-X guest_addr[:display[.screen]]] \n"
                        "\t [-x portno:unix_socket_path]\n"
                        " %s [-s vdesock] [-D] [-d] [-n netaddr]\n"
-                       "\t [-L host_port:guest_addr:guest_port] [-X guest_addr[:display[.screen]]] \n" 
-                       "\t [-x portno:unix_socket_path]\n"
+                       "\t [-T host_tcp_port:guest_addr:guest_tcp_port] [-U host_udp_port:guest_addr:guest_udp_port]\n"
+                       "\t [-X guest_addr[:display[.screen]]] [-x portno:unix_socket_path]\n"
                        ,name,name);
        exit(-1);
 }
@@ -373,14 +434,15 @@
   fd_set rs,ws,xs;
   int opt,longindx;
   char *netw=NULL;
-       int daemonize=0;
-       struct redirtcp *rtcp=NULL;
-       struct redirx *rx=NULL;
-       struct vde_open_args open_args={.port=0,.group=NULL,.mode=0700};
+  int daemonize=0;
+  struct redirtcp *rtcp=NULL;
+  struct redirudp *rudp=NULL;
+  struct redirx *rx=NULL;
+  struct vde_open_args open_args={.port=0,.group=NULL,.mode=0700};
 
   prog=basename(argv[0]);
 
-  while ((opt=GETOPT_LONG(argc,argv,"s:n:p:g:m:L:X:x:dD",slirpvdeopts,&longindx)) > 0) {
+  while ((opt=GETOPT_LONG(argc,argv,"s:n:p:g:m:T:U:X:x:dD",slirpvdeopts,&longindx)) > 0) {
                switch (opt) {
                        case 's' : sockname=optarg;
                                                                 break;
@@ -398,8 +460,10 @@
                                                                 break;
                        case 'P' : open_args.port=atoi(optarg);
                                                                 break;
-                       case 'L': rtcp=parse_redir_tcp(rtcp,optarg);
+                       case 'T': rtcp=parse_redir_tcp(rtcp,optarg);
                                                                 break;
+                       case 'U': rudp=parse_redir_udp(rudp, optarg);
+                                                                break;
                        case 'X': rx=parse_redir_x(rx,optarg);
                                                                 break;
                        case 'x': parse_redir_locx(optarg);
@@ -431,6 +495,7 @@
        slirp_init(netw);
 
        do_redir_tcp(rtcp);
+       do_redir_udp(rudp);
        do_redir_x(rx);
 
        for(;;) {