diff --git a/src/proxymain.c b/src/proxymain.c
index 4f21237..d32afc2 100644
--- a/src/proxymain.c
+++ b/src/proxymain.c
@@ -1020,17 +1020,19 @@ int MODULEMAINFUNC (int argc, char** argv){
 		if(hashresolv(&udp_table, &defparam, &toparam, NULL)) {
 		    int i, len=0;
 		
-		    if(toparam->udp_nhops){
-			for(i=1; i < toparam->udp_nhops; i++){
-			    len+=socks5_udp_build_hdr(srv.udpbuf2+len, &toparam->udp_relay[i-1]);
-    			}
-    			len += socks5_udp_build_hdr(srv.udpbuf2+len, &toparam->req);
+		    if(!toparam->bandlimfunc || !(*toparam->bandlimfunc)(toparam, 0, srv.udplen)){
+			if(toparam->udp_nhops){
+			    for(i=1; i < toparam->udp_nhops; i++){
+				len+=socks5_udp_build_hdr(srv.udpbuf2+len, &toparam->udp_relay[i-1]);
+    			    }
+    			    len += socks5_udp_build_hdr(srv.udpbuf2+len, &toparam->req);
+			}
+			memcpy(srv.udpbuf2+len, srv.udpbuf, srv.udplen > UDPBUFSIZE - len?UDPBUFSIZE - len : srv.udplen);
+			len += srv.udplen > UDPBUFSIZE - len?UDPBUFSIZE - len : srv.udplen;
+			srv.so._sendto(toparam->sostate, toparam->remsock, (char *)srv.udpbuf2, len, 0, (struct sockaddr *)&toparam->sinsr, SASIZE(&toparam->sinsr));
+			toparam->statscli64 += srv.udplen;
+			toparam->nwrites++;
 		    }
-		    memcpy(srv.udpbuf2+len, srv.udpbuf, srv.udplen > UDPBUFSIZE - len?UDPBUFSIZE - len : srv.udplen);
-		    len += srv.udplen > UDPBUFSIZE - len?UDPBUFSIZE - len : srv.udplen;
-		    srv.so._sendto(toparam->sostate, toparam->remsock, (char *)srv.udpbuf2, len, 0, (struct sockaddr *)&toparam->sinsr, SASIZE(&toparam->sinsr));
-		    toparam->statscli64 += srv.udplen;
-		    toparam->nwrites++;
 		    _3proxy_sem_unlock(udpinit);
 		    continue;
 		}
diff --git a/src/udppm.c b/src/udppm.c
index dacdd7c..454e8d1 100644
--- a/src/udppm.c
+++ b/src/udppm.c
@@ -61,19 +61,21 @@ void * udppmchild(struct clientparam* param) {
 	    if(!(param->srvbuf = malloc(UDPBUFSIZE)))RETURN(11);
 	    param->srvbufsize = UDPBUFSIZE;
 	}
-	if(param->udp_nhops){
-	    for(i=1; i < param->udp_nhops; i++){
-		len+=socks5_udp_build_hdr(param->srvbuf+len, &param->udp_relay[i-1]);
+	if(!param->bandlimfunc || !(*param->bandlimfunc)(param, 0, param->srv->udplen)){
+	    if(param->udp_nhops){
+		for(i=1; i < param->udp_nhops; i++){
+		    len+=socks5_udp_build_hdr(param->srvbuf+len, &param->udp_relay[i-1]);
+		}
+		len += socks5_udp_build_hdr(param->srvbuf+len, &param->req);
 	    }
-	    len += socks5_udp_build_hdr(param->srvbuf+len, &param->req);
+	    memcpy(param->srvbuf+len, param->srv->udpbuf, param->srv->udplen > UDPBUFSIZE - len?UDPBUFSIZE - len : param->srv->udplen);
+	    len += param->srv->udplen > UDPBUFSIZE - len?UDPBUFSIZE - len : param->srv->udplen;
+	    param->srv->so._sendto(param->sostate, param->remsock, (char *)param->srvbuf, len, 0, (struct sockaddr *)&param->sinsr, SASIZE(&param->sinsr));
+	    param->statscli64 += param->srvinbuf;
+	    param->nwrites++;
 	}
-	memcpy(param->srvbuf+len, param->srv->udpbuf, param->srv->udplen > UDPBUFSIZE - len?UDPBUFSIZE - len : param->srv->udplen);
-	len += param->srv->udplen > UDPBUFSIZE - len?UDPBUFSIZE - len : param->srv->udplen;
-	param->srv->so._sendto(param->sostate, param->remsock, (char *)param->srvbuf, len, 0, (struct sockaddr *)&param->sinsr, SASIZE(&param->sinsr));
 	_3proxy_sem_unlock(udpinit);
-	param->statscli64 += param->srvinbuf;
 	param->srvinbuf = 0;
-	param->nwrites++;
 	param->clisock = param->srv->srvsock;
 	param->waitserver64 = 0x7fffffffffffffff;
 	param->res = udpsockmap(param, conf.timeouts[STRING_L]);
diff --git a/src/udpsockmap.c b/src/udpsockmap.c
index f450a0e..af2c39f 100644
--- a/src/udpsockmap.c
+++ b/src/udpsockmap.c
@@ -124,6 +124,8 @@ int udpsockmap(struct clientparam *param, int timeo)
 				continue;
 			}
 
+			if(param->bandlimfunc && (*param->bandlimfunc)(param, 0, len)) continue;
+
 			if (nhops == 0) {
 				int i;
 				if (len < 10 || param->srvbuf[0] || param->srvbuf[1] || param->srvbuf[2])
@@ -195,6 +197,7 @@ int udpsockmap(struct clientparam *param, int timeo)
 			}
 			param->statssrv64 += len;
 			param->nreads++;
+			if(param->bandlimfunc && (*param->bandlimfunc)(param, len, 0)) continue;
 			sendlen = len;
 			if (nhops == 0) {
 				param->srvbuf[0] = param->srvbuf[1] = param->srvbuf[2] = 0;