diff --git a/include/internal.h b/include/internal.h
index 7f6e31a..c931d4f 100644
--- a/include/internal.h
+++ b/include/internal.h
@@ -13,6 +13,9 @@
 /* use libosmo_abis_init, this is only for internal use. */
 void e1inp_init(void);
 
+void e1inp_ipa_set_bind_addr(const char *ip_bind_addr);
+const char *e1inp_ipa_get_bind_addr(void);
+
 /* ipaccess.c requires these functions defined here */
 struct msgb;
 struct msgb *ipa_msg_alloc(int headroom);
diff --git a/include/osmocom/abis/e1_input.h b/include/osmocom/abis/e1_input.h
index e5d2991..4f73749 100644
--- a/include/osmocom/abis/e1_input.h
+++ b/include/osmocom/abis/e1_input.h
@@ -139,6 +139,7 @@
 	void (*vty_show)(struct vty *vty, struct e1inp_line *line);
 	int default_delay;
 	int has_keepalive;
+	const char *bind_addr;
 };
 
 struct e1inp_line_ops {