diff --git a/include/openbsc/ipaccess.h b/include/openbsc/ipaccess.h
index 1d00d97..c2ca2a5 100644
--- a/include/openbsc/ipaccess.h
+++ b/include/openbsc/ipaccess.h
@@ -3,56 +3,8 @@
 
 #include "e1_input.h"
 #include "gsm_subscriber.h"
-#include <osmocore/linuxlist.h>
-
-#define IPA_TCP_PORT_OML	3002
-#define IPA_TCP_PORT_RSL	3003
-
-struct ipaccess_head {
-	u_int16_t len;	/* network byte order */
-	u_int8_t proto;
-	u_int8_t data[0];
-} __attribute__ ((packed));
-
-struct ipaccess_head_ext {
-	uint8_t proto;
-	uint8_t data[0];
-} __attribute__ ((packed));
-
-enum ipaccess_proto {
-	IPAC_PROTO_RSL		= 0x00,
-	IPAC_PROTO_IPACCESS	= 0xfe,
-	IPAC_PROTO_SCCP		= 0xfd,
-	IPAC_PROTO_OML		= 0xff,
-
-
-	/* OpenBSC extensions */
-	IPAC_PROTO_OSMO		= 0xee,
-	IPAC_PROTO_MGCP_OLD	= 0xfc,
-};
-
-enum ipaccess_msgtype {
-	IPAC_MSGT_PING		= 0x00,
-	IPAC_MSGT_PONG		= 0x01,
-	IPAC_MSGT_ID_GET	= 0x04,
-	IPAC_MSGT_ID_RESP	= 0x05,
-	IPAC_MSGT_ID_ACK	= 0x06,
-
-	/* OpenBSC extension */
-	IPAC_MSGT_SCCP_OLD	= 0xff,
-};
-
-enum ipaccess_id_tags {
-	IPAC_IDTAG_SERNR		= 0x00,
-	IPAC_IDTAG_UNITNAME		= 0x01,
-	IPAC_IDTAG_LOCATION1		= 0x02,
-	IPAC_IDTAG_LOCATION2		= 0x03,
-	IPAC_IDTAG_EQUIPVERS		= 0x04,
-	IPAC_IDTAG_SWVERSION		= 0x05,
-	IPAC_IDTAG_IPADDR		= 0x06,
-	IPAC_IDTAG_MACADDR		= 0x07,
-	IPAC_IDTAG_UNIT			= 0x08,
-};
+#include <osmocom/core/linuxlist.h>
+#include <osmocom/gsm/protocol/ipaccess.h>
 
 struct ipac_msgt_sccp_state {
 	uint8_t	src_ref[3];
@@ -62,54 +14,38 @@
 	char		imsi[GSM_IMSI_LENGTH];
 } __attribute__((packed));
 
+/*
+ * @add_remove 0 for remove, 1 for add, 3 to asK
+ * @nr_lacs Number of extra lacs inside this package
+ * @lac One lac entry
+ */
+struct ipac_ext_lac_cmd {
+	uint8_t add_remove;
+	uint8_t nr_extra_lacs;
+	uint16_t lac;
+	uint8_t data[0];
+} __attribute__((packed));
+
 int ipaccess_connect(struct e1inp_line *line, struct sockaddr_in *sa);
 
 /*
  * methods for parsing and sending a message
  */
-int ipaccess_rcvmsg_base(struct msgb *msg, struct bsc_fd *bfd);
-struct msgb *ipaccess_read_msg(struct bsc_fd *bfd, int *error);
+int ipaccess_rcvmsg_base(struct msgb *msg, struct osmo_fd *bfd);
+struct msgb *ipaccess_read_msg(struct osmo_fd *bfd, int *error);
 void ipaccess_prepend_header(struct msgb *msg, int proto);
+void ipaccess_prepend_header_ext(struct msgb *msg, int proto);
+int ipaccess_send_pong(int fd);
 int ipaccess_send_id_ack(int fd);
 int ipaccess_send_id_req(int fd);
 
+const char *ipaccess_idtag_name(uint8_t tag);
 int ipaccess_idtag_parse(struct tlv_parsed *dec, unsigned char *buf, int len);
+int ipaccess_parse_unitid(const char *str, uint16_t *site_id, uint16_t *bts_id, uint16_t *trx_id);
 
 int ipaccess_drop_oml(struct gsm_bts *bts);
 int ipaccess_drop_rsl(struct gsm_bts_trx *trx);
 
-/*
- * Firmware specific header
- */
-struct sdp_firmware {
-	char magic[4];
-	char more_magic[2];
-	u_int16_t more_more_magic;
-	u_int32_t header_length;
-	u_int32_t file_length;
-	char sw_part[20];
-	char text1[64];
-	char time[12];
-	char date[14];
-	char text2[10];
-	char version[20];
-	u_int16_t table_offset;
-	/* stuff i don't know */
-} __attribute__((packed));
-
-struct sdp_header_entry {
-	u_int16_t something1;
-	char text1[64];
-	char time[12];
-	char date[14];
-	char text2[10];
-	char version[20];
-	u_int32_t length;
-	u_int32_t addr1;
-	u_int32_t addr2;
-	u_int32_t start;
-} __attribute__((packed));
-
 struct sdp_header_item {
 	struct sdp_header_entry header_entry;
 	struct llist_head entry;