diff -aur edgeos-vyatta-dhcp/common/discover.c edgeos-vyatta-dhcp.patched/common/discover.c
--- edgeos-vyatta-dhcp/common/discover.c	2019-09-17 01:18:26.634865194 +0200
+++ edgeos-vyatta-dhcp.patched/common/discover.c	2019-09-17 01:21:32.014785054 +0200
@@ -248,6 +248,10 @@
 		return 0;
 	}
 
+	/* Set Kernel Priority to 6 */
+	int val = 6;
+	setsockopt(ifaces->sock, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 	memset(&lifnum, 0, sizeof(lifnum));
 #ifdef ISC_PLATFORM_HAVELIFNUM
 	lifnum.lifn_family = AF_UNSPEC;
diff -aur edgeos-vyatta-dhcp/common/icmp.c edgeos-vyatta-dhcp.patched/common/icmp.c
--- edgeos-vyatta-dhcp/common/icmp.c	2019-09-17 01:18:26.634865194 +0200
+++ edgeos-vyatta-dhcp.patched/common/icmp.c	2019-09-17 01:21:32.024785050 +0200
@@ -95,6 +95,10 @@
 			return;
 		}
 
+		/* Set Kernel Priority to 6 */
+		int val = 6;
+		setsockopt(icmp_state -> socket, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 #if defined (HAVE_SETFD)
 		if (fcntl (icmp_state -> socket, F_SETFD, 1) < 0)
 			log_error ("Can't set close-on-exec on icmp: %m");
diff -aur edgeos-vyatta-dhcp/common/lpf.c edgeos-vyatta-dhcp.patched/common/lpf.c
--- edgeos-vyatta-dhcp/common/lpf.c	2019-09-17 01:18:26.644865189 +0200
+++ edgeos-vyatta-dhcp.patched/common/lpf.c	2019-09-17 01:22:09.094768895 +0200
@@ -89,6 +89,10 @@
 		log_fatal ("Open a socket for LPF: %m");
 	}
 
+	/* Set Kernel Priority to 6 */
+	int val = 6;
+	setsockopt(sock, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 	memset (&ifr, 0, sizeof ifr);
 	strncpy (ifr.ifr_name, (const char *)info -> ifp, sizeof ifr.ifr_name);
 	ifr.ifr_name[IFNAMSIZ-1] = '\0';
@@ -495,6 +499,10 @@
 		log_fatal("Can't create socket for \"%s\": %m", name);
 	}
 
+	/* Set Kernel Priority to 6 */
+	int val = 6;
+	setsockopt(sock, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 	memset(&tmp, 0, sizeof(tmp));
 	strcpy(tmp.ifr_name, name);
 	if (ioctl(sock, SIOCGIFHWADDR, &tmp) < 0) {
diff -aur edgeos-vyatta-dhcp/common/raw.c edgeos-vyatta-dhcp.patched/common/raw.c
--- edgeos-vyatta-dhcp/common/raw.c	2019-09-17 01:18:26.644865189 +0200
+++ edgeos-vyatta-dhcp.patched/common/raw.c	2019-09-17 01:21:32.044785041 +0200
@@ -66,6 +66,10 @@
 	if ((sock = socket (AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
 		log_fatal ("Can't create dhcp socket: %m");
 
+	/* Set Kernel Priority to 6 */
+	int val = 6;
+	setsockopt(sock, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 	/* Set the BROADCAST option so that we can broadcast DHCP responses. */
 	flag = 1;
 	if (setsockopt (sock, SOL_SOCKET, SO_BROADCAST,
diff -aur edgeos-vyatta-dhcp/common/socket.c edgeos-vyatta-dhcp.patched/common/socket.c
--- edgeos-vyatta-dhcp/common/socket.c	2019-09-17 01:18:26.654865185 +0200
+++ edgeos-vyatta-dhcp.patched/common/socket.c	2019-09-17 01:21:32.064785033 +0200
@@ -189,6 +189,10 @@
 		log_fatal("Can't create dhcp socket: %m");
 	}
 
+	/* Set Kernel Priority to 6 */
+	int val = 6;
+	setsockopt(sock, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 	/* Set the REUSEADDR option so that we don't fail to start if
 	   we're being restarted. */
 	flag = 1;
@@ -1174,6 +1178,10 @@
 	}
 
  flag_check:
+	/* Set Kernel Priority to 6 */
+	int val = 6;
+	setsockopt(sock, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 	if (lifr.lifr_flags & (IFF_VIRTUAL|IFF_IPMP)) {
 		hw->hlen = sizeof (hw->hbuf);
 		srandom((long)gethrtime());
diff -aur edgeos-vyatta-dhcp/minires/res_send.c edgeos-vyatta-dhcp.patched/minires/res_send.c
--- edgeos-vyatta-dhcp/minires/res_send.c	2019-09-17 01:18:26.654865185 +0200
+++ edgeos-vyatta-dhcp.patched/minires/res_send.c	2019-09-17 01:21:32.074785029 +0200
@@ -375,6 +375,10 @@
 					       "socket(vc)", errno);
 					return (-1);
 				}
+				/* Set Kernel Priority to 6 */
+				int val = 6;
+				setsockopt(statp->_sock, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 				errno = 0;
 				if (connect(statp->_sock,
 					    (struct sockaddr *)nsap,
@@ -533,6 +537,10 @@
 					       "socket(dg)", errno);
 					return terrno;
 				}
+				/* Set Kernel Priority to 6 */
+				int val = 6;
+				setsockopt(statp->_sock, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 				statp->_flags &= ~RES_F_CONN;
 			}
 #ifndef CANNOT_CONNECT_DGRAM
@@ -600,6 +608,11 @@
 
 					len = sizeof(local_addr);
 					s1 = socket(PF_INET, SOCK_DGRAM, 0);
+
+					/* Set Kernel Priority to 6 */
+					int val = 6;
+					setsockopt(s1, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 					result = getsockname(statp->_sock,
 						(struct sockaddr *)&local_addr,
 							     &len);
diff -aur edgeos-vyatta-dhcp/omapip/connection.c edgeos-vyatta-dhcp.patched/omapip/connection.c
--- edgeos-vyatta-dhcp/omapip/connection.c	2019-09-17 01:18:26.664865181 +0200
+++ edgeos-vyatta-dhcp.patched/omapip/connection.c	2019-09-17 01:21:32.104785016 +0200
@@ -146,6 +146,9 @@
 				return ISC_R_NORESOURCES;
 			return ISC_R_UNEXPECTED;
 		}
+		/* Set Kernel Priority to 6 */
+		int val = 6;
+		setsockopt(obj -> socket, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
 
 		/* Set up the local address, if any. */
 		if (local_addr) {
diff -aur edgeos-vyatta-dhcp/omapip/listener.c edgeos-vyatta-dhcp.patched/omapip/listener.c
--- edgeos-vyatta-dhcp/omapip/listener.c	2019-09-17 01:18:26.664865181 +0200
+++ edgeos-vyatta-dhcp.patched/omapip/listener.c	2019-09-17 01:21:32.104785016 +0200
@@ -126,6 +126,10 @@
 			goto error_exit;
 		}
 
+		/* Set Kernel Priority to 6 */
+		int val = 6;
+		setsockopt(obj -> socket, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
 #if defined (HAVE_SETFD)
 		if (fcntl (obj -> socket, F_SETFD, 1) < 0) {
 			status = ISC_R_UNEXPECTED;
diff -aur edgeos-vyatta-dhcp/omapip/mrtrace.c edgeos-vyatta-dhcp.patched/omapip/mrtrace.c
--- edgeos-vyatta-dhcp/omapip/mrtrace.c	2019-09-17 01:18:26.674865177 +0200
+++ edgeos-vyatta-dhcp.patched/omapip/mrtrace.c	2019-09-17 01:21:32.124785007 +0200
@@ -343,10 +343,17 @@
 int trace_mr_socket (int domain, int type, int protocol)
 {
 #if defined (TRACING)
-	if (!trace_playback ())
+	if (!trace_playback ()) {
 #endif
-		return socket (domain, type, protocol);
+		int sock = socket (domain, type, protocol);
+
+		/* Set Kernel Priority to 6 */
+		int val = 6;
+		setsockopt(sock, SOL_SOCKET, SO_PRIORITY, &val, sizeof(val));
+
+		return sock; 
 #if defined (TRACING)
+	}
 	return 100;
 #endif
 }