diff --git a/openbsc/include/openbsc/Makefile.am b/openbsc/include/openbsc/Makefile.am
index 6a87782..259e6d6 100644
--- a/openbsc/include/openbsc/Makefile.am
+++ b/openbsc/include/openbsc/Makefile.am
@@ -5,7 +5,8 @@
 		 ipaccess.h rs232.h openbscdefines.h rtp_proxy.h \
 		 bsc_rll.h mncc.h transaction.h ussd.h gsm_04_80.h \
 		 silent_call.h mgcp.h meas_rep.h rest_octets.h \
-		 system_information.h handover.h mgcp_internal.h
+		 system_information.h handover.h mgcp_internal.h \
+		 vty.h
 
 openbsc_HEADERS = gsm_04_08.h meas_rep.h bsc_api.h
 openbscdir = $(includedir)/openbsc
diff --git a/openbsc/include/openbsc/vty.h b/openbsc/include/openbsc/vty.h
new file mode 100644
index 0000000..40e2191
--- /dev/null
+++ b/openbsc/include/openbsc/vty.h
@@ -0,0 +1,6 @@
+#ifndef OPENBSC_VTY_H
+#define OPENBSC_VTY_H
+
+void openbsc_vty_add_cmds(void);
+
+#endif
diff --git a/openbsc/src/Makefile.am b/openbsc/src/Makefile.am
index cbc809d..f4d1c01 100644
--- a/openbsc/src/Makefile.am
+++ b/openbsc/src/Makefile.am
@@ -17,7 +17,7 @@
 		input/misdn.c input/ipaccess.c \
 		talloc_ctx.c system_information.c rest_octets.c \
 		rtp_proxy.c bts_siemens_bs11.c bts_ipaccess_nanobts.c \
-		bts_unknown.c bsc_version.c bsc_api.c
+		bts_unknown.c bsc_version.c bsc_api.c vty_interface_cmds.c
 
 libmsc_a_SOURCES = gsm_subscriber.c db.c telnet_interface.c \
 		mncc.c gsm_04_08.c gsm_04_11.c transaction.c \
diff --git a/openbsc/src/db.c b/openbsc/src/db.c
index 312d0f2..8bf47ab 100644
--- a/openbsc/src/db.c
+++ b/openbsc/src/db.c
@@ -288,6 +288,8 @@
 	return subscr;
 }
 
+static_assert(sizeof(unsigned char) == sizeof(struct gsm48_classmark1), classmark1_size);
+
 static int get_equipment_by_subscr(struct gsm_subscriber *subscr)
 {
 	dbi_result result;
@@ -316,9 +318,10 @@
 		strncpy(equip->imei, string, sizeof(equip->imei));
 
 	string = dbi_result_get_string(result, "classmark1");
-	if (string)
-		 cm1 = atoi(string) & 0xff;
-	equip->classmark1 = *((struct gsm48_classmark1 *) &cm1);
+	if (string) {
+		cm1 = atoi(string) & 0xff;
+		memcpy(&equip->classmark1, &cm1, sizeof(equip->classmark1));
+	}
 
 	equip->classmark2_len = dbi_result_get_field_length(result, "classmark2");
 	cm2 = dbi_result_get_binary(result, "classmark2");
diff --git a/openbsc/src/input/misdn.c b/openbsc/src/input/misdn.c
index 56930d4..83b01f2 100644
--- a/openbsc/src/input/misdn.c
+++ b/openbsc/src/input/misdn.c
@@ -262,7 +262,7 @@
 
 	ret = send(bfd->fd, tx_buf, sizeof(*hh) + BCHAN_TX_GRAN, 0);
 	if (ret < sizeof(*hh) + BCHAN_TX_GRAN)
-		DEBUGP(DMIB, "send returns %d instead of %lu\n", ret,
+		DEBUGP(DMIB, "send returns %d instead of %zu\n", ret,
 			sizeof(*hh) + BCHAN_TX_GRAN);
 
 	return ret;
diff --git a/openbsc/src/ipaccess/ipaccess-proxy.c b/openbsc/src/ipaccess/ipaccess-proxy.c
index 73ce2df..3860813 100644
--- a/openbsc/src/ipaccess/ipaccess-proxy.c
+++ b/openbsc/src/ipaccess/ipaccess-proxy.c
@@ -550,6 +550,7 @@
 		}
 
 		/* lookup BTS, create sign_link, ... */
+		site_id = bts_id = trx_id = 0;
 		parse_unitid((char *)TLVP_VAL(&tlvp, IPAC_IDTAG_UNIT),
 			     &site_id, &bts_id, &trx_id);
 		ipbc = find_bts_by_unitid(ipp, site_id, bts_id);
diff --git a/openbsc/src/vty_interface.c b/openbsc/src/vty_interface.c
index f2ac12d..b5bdbc8 100644
--- a/openbsc/src/vty_interface.c
+++ b/openbsc/src/vty_interface.c
@@ -38,6 +38,7 @@
 #include <openbsc/db.h>
 #include <osmocore/talloc.h>
 #include <openbsc/telnet_interface.h>
+#include <openbsc/vty.h>
 
 static struct gsm_network *gsmnet;
 
@@ -615,7 +616,7 @@
 		vty_out(vty, "  No Subscriber%s", VTY_NEWLINE);
 	if (is_ipaccess_bts(lchan->ts->trx->bts)) {
 		struct in_addr ia;
-		ia.s_addr = lchan->abis_ip.bound_ip;
+		ia.s_addr = htonl(lchan->abis_ip.bound_ip);
 		vty_out(vty, "  Bound IP: %s Port %u RTP_TYPE2=%u CONN_ID=%u%s",
 			inet_ntoa(ia), lchan->abis_ip.bound_port,
 			lchan->abis_ip.rtp_payload2, lchan->abis_ip.conn_id,
@@ -878,204 +879,6 @@
 	return CMD_SUCCESS;
 }
 
-static void _vty_output(struct log_target *tgt, const char *line)
-{
-	struct vty *vty = tgt->tgt_vty.vty;
-	vty_out(vty, "%s", line);
-	/* This is an ugly hack, but there is no easy way... */
-	if (strchr(line, '\n'))
-		vty_out(vty, "\r");
-}
-
-struct log_target *log_target_create_vty(struct vty *vty)
-{
-	struct log_target *target;
-
-	target = log_target_create();
-	if (!target)
-		return NULL;
-
-	target->tgt_vty.vty = vty;
-	target->output = _vty_output;
-	return target;
-}
-
-DEFUN(enable_logging,
-      enable_logging_cmd,
-      "logging enable",
-      "Enables logging to this vty\n")
-{
-	struct telnet_connection *conn;
-
-	conn = (struct telnet_connection *) vty->priv;
-	if (conn->dbg) {
-		vty_out(vty, "Logging already enabled.%s", VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	conn->dbg = log_target_create_vty(vty);
-	if (!conn->dbg)
-		return CMD_WARNING;
-
-	log_add_target(conn->dbg);
-	return CMD_SUCCESS;
-}
-
-DEFUN(logging_fltr_imsi,
-      logging_fltr_imsi_cmd,
-      "logging filter imsi IMSI",
-      "Print all messages related to a IMSI\n")
-{
-	struct telnet_connection *conn;
-
-	conn = (struct telnet_connection *) vty->priv;
-	if (!conn->dbg) {
-		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	log_set_imsi_filter(conn->dbg, argv[0]);
-	return CMD_SUCCESS;
-}
-
-DEFUN(logging_fltr_all,
-      logging_fltr_all_cmd,
-      "logging filter all <0-1>",
-      "Print all messages to the console\n")
-{
-	struct telnet_connection *conn;
-
-	conn = (struct telnet_connection *) vty->priv;
-	if (!conn->dbg) {
-		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	log_set_all_filter(conn->dbg, atoi(argv[0]));
-	return CMD_SUCCESS;
-}
-
-DEFUN(logging_use_clr,
-      logging_use_clr_cmd,
-      "logging color <0-1>",
-      "Use color for printing messages\n")
-{
-	struct telnet_connection *conn;
-
-	conn = (struct telnet_connection *) vty->priv;
-	if (!conn->dbg) {
-		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	log_set_use_color(conn->dbg, atoi(argv[0]));
-	return CMD_SUCCESS;
-}
-
-DEFUN(logging_prnt_timestamp,
-      logging_prnt_timestamp_cmd,
-      "logging timestamp <0-1>",
-      "Print the timestamp of each message\n")
-{
-	struct telnet_connection *conn;
-
-	conn = (struct telnet_connection *) vty->priv;
-	if (!conn->dbg) {
-		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	log_set_print_timestamp(conn->dbg, atoi(argv[0]));
-	return CMD_SUCCESS;
-}
-
-/* FIXME: those have to be kept in sync with the log levels and categories */
-#define VTY_DEBUG_CATEGORIES "(rll|cc|mm|rr|rsl|nm|sms|pag|mncc|inp|mi|mib|mux|meas|sccp|msc|mgcp|ho|db|ref)"
-#define VTY_DEBUG_LEVELS "(everything|debug|info|notice|error|fatal)"
-DEFUN(logging_level,
-      logging_level_cmd,
-      "logging level " VTY_DEBUG_CATEGORIES " " VTY_DEBUG_LEVELS,
-      "Set the log level for a specified category\n")
-{
-	struct telnet_connection *conn;
-	int category = log_parse_category(argv[0]);
-	int level = log_parse_level(argv[1]);
-
-	conn = (struct telnet_connection *) vty->priv;
-	if (!conn->dbg) {
-		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	if (category < 0) {
-		vty_out(vty, "Invalid category `%s'%s", argv[0], VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	if (level < 0) {
-		vty_out(vty, "Invalid level `%s'%s", argv[1], VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	conn->dbg->categories[category].enabled = 1;
-	conn->dbg->categories[category].loglevel = level;
-
-	return CMD_SUCCESS;
-}
-
-DEFUN(logging_set_category_mask,
-      logging_set_category_mask_cmd,
-      "logging set log mask MASK",
-      "Decide which categories to output.\n")
-{
-	struct telnet_connection *conn;
-
-	conn = (struct telnet_connection *) vty->priv;
-	if (!conn->dbg) {
-		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	log_parse_category_mask(conn->dbg, argv[0]);
-	return CMD_SUCCESS;
-}
-
-DEFUN(logging_set_log_level,
-      logging_set_log_level_cmd,
-      "logging set log level <0-8>",
-      "Set the global log level. The value 0 implies no filtering.\n")
-{
-	struct telnet_connection *conn;
-
-	conn = (struct telnet_connection *) vty->priv;
-	if (!conn->dbg) {
-		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	log_set_log_level(conn->dbg, atoi(argv[0]));
-	return CMD_SUCCESS;
-}
-
-DEFUN(diable_logging,
-      disable_logging_cmd,
-      "logging disable",
-      "Disables logging to this vty\n")
-{
-	struct telnet_connection *conn;
-
-	conn = (struct telnet_connection *) vty->priv;
-	if (!conn->dbg) {
-		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
-		return CMD_WARNING;
-	}
-
-	log_del_target(conn->dbg);
-	talloc_free(conn->dbg);
-	conn->dbg = NULL;
-	return CMD_SUCCESS;
-}
-
 DEFUN(show_stats,
       show_stats_cmd,
       "show statistics",
@@ -1957,15 +1760,7 @@
 	install_element(VIEW_NODE, &show_paging_cmd);
 	install_element(VIEW_NODE, &show_stats_cmd);
 
-	install_element(VIEW_NODE, &enable_logging_cmd);
-	install_element(VIEW_NODE, &disable_logging_cmd);
-	install_element(VIEW_NODE, &logging_fltr_imsi_cmd);
-	install_element(VIEW_NODE, &logging_fltr_all_cmd);
-	install_element(VIEW_NODE, &logging_use_clr_cmd);
-	install_element(VIEW_NODE, &logging_prnt_timestamp_cmd);
-	install_element(VIEW_NODE, &logging_set_category_mask_cmd);
-	install_element(VIEW_NODE, &logging_level_cmd);
-	install_element(VIEW_NODE, &logging_set_log_level_cmd);
+	openbsc_vty_add_cmds();
 
 	install_element(CONFIG_NODE, &cfg_net_cmd);
 	install_node(&net_node, config_write_net);
diff --git a/openbsc/src/vty_interface_cmds.c b/openbsc/src/vty_interface_cmds.c
new file mode 100644
index 0000000..d494584
--- /dev/null
+++ b/openbsc/src/vty_interface_cmds.c
@@ -0,0 +1,243 @@
+/* OpenBSC logging helper for the VTY */
+/* (C) 2009-2010 by Harald Welte <laforge@gnumonks.org>
+ * (C) 2009-2010 by Holger Hans Peter Freyther
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#include <openbsc/vty.h>
+#include <openbsc/telnet_interface.h>
+
+#include <osmocore/talloc.h>
+
+#include <vty/command.h>
+#include <vty/buffer.h>
+#include <vty/vty.h>
+
+#include <stdlib.h>
+
+static void _vty_output(struct log_target *tgt, const char *line)
+{
+	struct vty *vty = tgt->tgt_vty.vty;
+	vty_out(vty, "%s", line);
+	/* This is an ugly hack, but there is no easy way... */
+	if (strchr(line, '\n'))
+		vty_out(vty, "\r");
+}
+
+struct log_target *log_target_create_vty(struct vty *vty)
+{
+	struct log_target *target;
+
+	target = log_target_create();
+	if (!target)
+		return NULL;
+
+	target->tgt_vty.vty = vty;
+	target->output = _vty_output;
+	return target;
+}
+
+DEFUN(enable_logging,
+      enable_logging_cmd,
+      "logging enable",
+      "Enables logging to this vty\n")
+{
+	struct telnet_connection *conn;
+
+	conn = (struct telnet_connection *) vty->priv;
+	if (conn->dbg) {
+		vty_out(vty, "Logging already enabled.%s", VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	conn->dbg = log_target_create_vty(vty);
+	if (!conn->dbg)
+		return CMD_WARNING;
+
+	log_add_target(conn->dbg);
+	return CMD_SUCCESS;
+}
+
+DEFUN(logging_fltr_imsi,
+      logging_fltr_imsi_cmd,
+      "logging filter imsi IMSI",
+      "Print all messages related to a IMSI\n")
+{
+	struct telnet_connection *conn;
+
+	conn = (struct telnet_connection *) vty->priv;
+	if (!conn->dbg) {
+		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	log_set_imsi_filter(conn->dbg, argv[0]);
+	return CMD_SUCCESS;
+}
+
+DEFUN(logging_fltr_all,
+      logging_fltr_all_cmd,
+      "logging filter all <0-1>",
+      "Print all messages to the console\n")
+{
+	struct telnet_connection *conn;
+
+	conn = (struct telnet_connection *) vty->priv;
+	if (!conn->dbg) {
+		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	log_set_all_filter(conn->dbg, atoi(argv[0]));
+	return CMD_SUCCESS;
+}
+
+DEFUN(logging_use_clr,
+      logging_use_clr_cmd,
+      "logging color <0-1>",
+      "Use color for printing messages\n")
+{
+	struct telnet_connection *conn;
+
+	conn = (struct telnet_connection *) vty->priv;
+	if (!conn->dbg) {
+		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	log_set_use_color(conn->dbg, atoi(argv[0]));
+	return CMD_SUCCESS;
+}
+
+DEFUN(logging_prnt_timestamp,
+      logging_prnt_timestamp_cmd,
+      "logging timestamp <0-1>",
+      "Print the timestamp of each message\n")
+{
+	struct telnet_connection *conn;
+
+	conn = (struct telnet_connection *) vty->priv;
+	if (!conn->dbg) {
+		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	log_set_print_timestamp(conn->dbg, atoi(argv[0]));
+	return CMD_SUCCESS;
+}
+
+/* FIXME: those have to be kept in sync with the log levels and categories */
+#define VTY_DEBUG_CATEGORIES "(rll|cc|mm|rr|rsl|nm|sms|pag|mncc|inp|mi|mib|mux|meas|sccp|msc|mgcp|ho|db|ref)"
+#define VTY_DEBUG_LEVELS "(everything|debug|info|notice|error|fatal)"
+DEFUN(logging_level,
+      logging_level_cmd,
+      "logging level " VTY_DEBUG_CATEGORIES " " VTY_DEBUG_LEVELS,
+      "Set the log level for a specified category\n")
+{
+	struct telnet_connection *conn;
+	int category = log_parse_category(argv[0]);
+	int level = log_parse_level(argv[1]);
+
+	conn = (struct telnet_connection *) vty->priv;
+	if (!conn->dbg) {
+		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	if (category < 0) {
+		vty_out(vty, "Invalid category `%s'%s", argv[0], VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	if (level < 0) {
+		vty_out(vty, "Invalid level `%s'%s", argv[1], VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	conn->dbg->categories[category].enabled = 1;
+	conn->dbg->categories[category].loglevel = level;
+
+	return CMD_SUCCESS;
+}
+
+DEFUN(logging_set_category_mask,
+      logging_set_category_mask_cmd,
+      "logging set log mask MASK",
+      "Decide which categories to output.\n")
+{
+	struct telnet_connection *conn;
+
+	conn = (struct telnet_connection *) vty->priv;
+	if (!conn->dbg) {
+		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	log_parse_category_mask(conn->dbg, argv[0]);
+	return CMD_SUCCESS;
+}
+
+DEFUN(logging_set_log_level,
+      logging_set_log_level_cmd,
+      "logging set log level <0-8>",
+      "Set the global log level. The value 0 implies no filtering.\n")
+{
+	struct telnet_connection *conn;
+
+	conn = (struct telnet_connection *) vty->priv;
+	if (!conn->dbg) {
+		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	log_set_log_level(conn->dbg, atoi(argv[0]));
+	return CMD_SUCCESS;
+}
+
+DEFUN(diable_logging,
+      disable_logging_cmd,
+      "logging disable",
+      "Disables logging to this vty\n")
+{
+	struct telnet_connection *conn;
+
+	conn = (struct telnet_connection *) vty->priv;
+	if (!conn->dbg) {
+		vty_out(vty, "Logging was not enabled.%s", VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
+	log_del_target(conn->dbg);
+	talloc_free(conn->dbg);
+	conn->dbg = NULL;
+	return CMD_SUCCESS;
+}
+
+void openbsc_vty_add_cmds()
+{
+	install_element(VIEW_NODE, &enable_logging_cmd);
+	install_element(VIEW_NODE, &disable_logging_cmd);
+	install_element(VIEW_NODE, &logging_fltr_imsi_cmd);
+	install_element(VIEW_NODE, &logging_fltr_all_cmd);
+	install_element(VIEW_NODE, &logging_use_clr_cmd);
+	install_element(VIEW_NODE, &logging_prnt_timestamp_cmd);
+	install_element(VIEW_NODE, &logging_set_category_mask_cmd);
+	install_element(VIEW_NODE, &logging_level_cmd);
+	install_element(VIEW_NODE, &logging_set_log_level_cmd);
+
+}