diff -up ./examples/l3fwd/main.c.mainfix ./examples/l3fwd/main.c
--- ./examples/l3fwd/main.c.mainfix	2016-02-16 11:35:19.639478702 -0500
+++ ./examples/l3fwd/main.c	2016-02-16 11:37:30.337193083 -0500
@@ -1098,7 +1098,7 @@ l3fwd_simple_forward(struct rte_mbuf *m,
 		++(ipv4_hdr->hdr_checksum);
 #endif
 		/* dst addr */
-		*(uint64_t *)&eth_hdr->d_addr = dest_eth_addr[dst_port];
+		memcpy(&eth_hdr->d_addr, &dest_eth_addr[dst_port], sizeof(uint64_t));
 
 		/* src addr */
 		ether_addr_copy(&ports_eth_addr[dst_port], &eth_hdr->s_addr);
@@ -1117,7 +1117,7 @@ l3fwd_simple_forward(struct rte_mbuf *m,
 			dst_port = portid;
 
 		/* dst addr */
-		*(uint64_t *)&eth_hdr->d_addr = dest_eth_addr[dst_port];
+		memcpy(&eth_hdr->d_addr, &dest_eth_addr[dst_port], sizeof(uint64_t));
 
 		/* src addr */
 		ether_addr_copy(&ports_eth_addr[dst_port], &eth_hdr->s_addr);