diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 346b1eb..5af9c26 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -388,6 +388,7 @@
 	struct udphdr *udph;
 	struct iphdr *iph;
 	struct ethhdr *eth;
+	static atomic_t ip_ident;
 
 	udp_len = len + sizeof(*udph);
 	ip_len = udp_len + sizeof(*iph);
@@ -423,7 +424,7 @@
 	put_unaligned(0x45, (unsigned char *)iph);
 	iph->tos      = 0;
 	put_unaligned(htons(ip_len), &(iph->tot_len));
-	iph->id       = 0;
+	iph->id       = htons(atomic_inc_return(&ip_ident));
 	iph->frag_off = 0;
 	iph->ttl      = 64;
 	iph->protocol = IPPROTO_UDP;