diff --git a/include/net/yaip/net_if.h b/include/net/yaip/net_if.h
index d06699e4b53..e3d1223c43e 100644
--- a/include/net/yaip/net_if.h
+++ b/include/net/yaip/net_if.h
@@ -192,6 +192,13 @@ static inline uint16_t net_if_get_mtu(struct net_if *iface)
 	return iface->mtu;
 }
 
+/**
+ * @brief Get an interface according to link layer address.
+ * @param ll_addr Link layer address.
+ * @return Network interface or NULL if not found.
+ */
+struct net_if *net_if_get_by_link_addr(struct net_linkaddr *ll_addr);
+
 struct net_if_api {
 	void (*init)(struct net_if *iface);
 };
diff --git a/net/yaip/net_if.c b/net/yaip/net_if.c
index 2a4f82531b1..621874adddd 100644
--- a/net/yaip/net_if.c
+++ b/net/yaip/net_if.c
@@ -56,6 +56,20 @@ static inline void init_tx_queue(struct net_if *iface)
 		    (nano_fiber_entry_t)net_if_tx_fiber, (int)iface, 0, 7, 0);
 }
 
+struct net_if *net_if_get_by_link_addr(struct net_linkaddr *ll_addr)
+{
+	struct net_if *iface;
+
+	for (iface = __net_if_start; iface != __net_if_end; iface++) {
+		if (!memcmp(iface->link_addr.addr, ll_addr->addr,
+			    ll_addr->len)) {
+			return iface;
+		}
+	}
+
+	return NULL;
+}
+
 int net_if_init(void)
 {
 	struct net_if_api *api;