diff --git a/meta-sysmocom-bsp/classes/sysmocom-kernel-module-split.bbclass b/meta-sysmocom-bsp/classes/sysmocom-kernel-module-split.bbclass
index 2d1075263e..e639452630 100644
--- a/meta-sysmocom-bsp/classes/sysmocom-kernel-module-split.bbclass
+++ b/meta-sysmocom-bsp/classes/sysmocom-kernel-module-split.bbclass
@@ -70,7 +70,8 @@ python split_kernel_module_packages () {
         m = kerverrexp.match(kernelver)
         if m:
             kernelver_stripped = m.group(1)
-        staging_kernel_dir = d.getVar("STAGING_KERNEL_DIR", True)
+        kernel_build_dir = ['STAGING_KERNEL_BUILDDIR', 'STAGING_KERNEL_DIR'][d.getVar('DISTRO_VERSION', True)[0:3] == '1.5']
+        staging_kernel_dir = d.getVar(kernel_build_dir, True)
         system_map_file = "%s/boot/System.map-%s" % (dvar, kernelver)
         if not os.path.exists(system_map_file):
             system_map_file = "%s/System.map-%s" % (staging_kernel_dir, kernelver)
diff --git a/meta-sysmocom-bsp/recipes-apps/autossh/autossh_1.4e.bb b/meta-sysmocom-bsp/recipes-apps/autossh/autossh_1.4e.bb
new file mode 100644
index 0000000000..52b0529ebc
--- /dev/null
+++ b/meta-sysmocom-bsp/recipes-apps/autossh/autossh_1.4e.bb
@@ -0,0 +1,18 @@
+DESCRIPTION = "autossh"
+LICENSE = "MIT"
+
+
+LIC_FILES_CHKSUM = "file://autossh.c;endline=22;md5=b2b08187a92c97723e1d882a9fe657ac"
+SRC_URI = "http://www.harding.motd.ca/autossh/autossh-${PV}.tgz \
+	file://020_use_destdir_makefile.diff \
+	file://022_pass_ldflags.diff"
+
+SRC_URI[md5sum] = "f86684b96e99d22b2e9d35dc63b0aa29"
+SRC_URI[sha256sum] = "9e8e10a59d7619176f4b986e256f776097a364d1be012781ea52e08d04679156"
+
+inherit autotools
+B = "${S}"
+
+PACKAGES += "${PN}-examples"
+
+FILES_${PN}-examples = "${datadir}/examples/*"
diff --git a/meta-sysmocom-bsp/recipes-apps/autossh/files/020_use_destdir_makefile.diff b/meta-sysmocom-bsp/recipes-apps/autossh/files/020_use_destdir_makefile.diff
new file mode 100644
index 0000000000..9485b6d8bc
--- /dev/null
+++ b/meta-sysmocom-bsp/recipes-apps/autossh/files/020_use_destdir_makefile.diff
@@ -0,0 +1,25 @@
+Support for $DESTDIR in the Makefile.
+
+From debian
+
+Index: autossh-1.4e/Makefile.in
+===================================================================
+--- autossh-1.4e.orig/Makefile.in	2015-02-10 05:41:58.000000000 +0100
++++ autossh-1.4e/Makefile.in	2015-07-12 11:44:41.979659656 +0200
+@@ -6,11 +6,11 @@
+ 
+ SSH=		@path_ssh@
+ 
+-prefix=		@prefix@
+-exec_prefix=	@exec_prefix@
+-bindir=		@bindir@
+-datadir=	@datadir@
+-mandir=		@mandir@
++prefix=		${DESTDIR}@prefix@
++exec_prefix=	${DESTDIR}@exec_prefix@
++bindir=		${DESTDIR}@bindir@
++datadir=	${DESTDIR}@datadir@
++mandir=		${DESTDIR}@mandir@
+ 
+ SRCDIR=		@srcdir@
+ VPATH=		@srcdir@
diff --git a/meta-sysmocom-bsp/recipes-apps/autossh/files/022_pass_ldflags.diff b/meta-sysmocom-bsp/recipes-apps/autossh/files/022_pass_ldflags.diff
new file mode 100644
index 0000000000..722a20a0d9
--- /dev/null
+++ b/meta-sysmocom-bsp/recipes-apps/autossh/files/022_pass_ldflags.diff
@@ -0,0 +1,17 @@
+Description: Properly pass LDFLAGS. Fixes lintian warning hardening-no-relro
+Author: Axel Beckert <abe@debian.org>
+
+Index: autossh/Makefile.in
+===================================================================
+--- autossh.orig/Makefile.in	2013-05-16 14:51:47.000000000 +0200
++++ autossh/Makefile.in	2013-05-16 14:53:19.000000000 +0200
+@@ -31,7 +31,7 @@
+ 
+ 
+ $(TARGET):	$(OFILES)
+-		$(CC) $(CPPFLAGS) -o $(TARGET) $(OFILES) $(LIBS)
++		$(CC) $(CPPFLAGS) $(LDFLAGS) -o $(TARGET) $(OFILES) $(LIBS)
+ 
+ clean:
+ 		- /bin/rm -f *.o *.a *.core *~
+
diff --git a/meta-sysmocom-bsp/recipes-apps/tasks/task-sysmocom-feed.bb b/meta-sysmocom-bsp/recipes-apps/tasks/task-sysmocom-feed.bb
index dbf1b7713f..d2fb9fd99b 100644
--- a/meta-sysmocom-bsp/recipes-apps/tasks/task-sysmocom-feed.bb
+++ b/meta-sysmocom-bsp/recipes-apps/tasks/task-sysmocom-feed.bb
@@ -14,5 +14,5 @@ RDEPENDS_${PN} = "\
 	python-pyserial python-pexpect bridge-utils \
 	pciutils nfacct logrotate dnsmasq ifupdown \
 	logrotate python-jsonrpclib python-enum iputils \
-	packagegroup-sysmobts-sob \
+	packagegroup-sysmobts-sob rtl8169-eeprom autossh \
 	perl libdbd-sqlite-perl libdbi-perl libjson-perl"
diff --git a/meta-sysmocom-bsp/recipes-bsp/init-ifupdown/init-ifupdown-master/sysmocom-idu/interfaces b/meta-sysmocom-bsp/recipes-bsp/init-ifupdown/init-ifupdown-master/sysmocom-idu/interfaces
index 86d2c8b15c..89adfc180d 100644
--- a/meta-sysmocom-bsp/recipes-bsp/init-ifupdown/init-ifupdown-master/sysmocom-idu/interfaces
+++ b/meta-sysmocom-bsp/recipes-bsp/init-ifupdown/init-ifupdown-master/sysmocom-idu/interfaces
@@ -8,6 +8,17 @@ iface lo inet loopback
 # in the future we will use VLANs to use individual switch ports as
 # break-out interfaces.  For now we simply do DHCP.
 
+# Note: when inmarsat is available, its route should have a stronger metric
+# than iridium (the route installed by linkmon). For the "inactive" routes, the
+# metrics should be reversed, because iridium is more likely to be available
+# than inmarsat (as an emergency/fallback measure).
+#
+# transport    "active" metric    "inactive" metric
+# WIFI         10                 130
+# GSM          20                 140
+# Iridium      30                 110
+# Inmarsat     40                 120
+
 # VLAN 2000: The iridium openport satellite modem attached to
 # port 1 of the IES-3080
 auto eth0.2000
@@ -16,7 +27,7 @@ iface eth0.2000 inet static
 	netmask 255.255.255.0
 	network 192.168.0.0
 	post-up ip r add 10.6.1.0/24 via 192.168.0.1
-	post-up ip r add 5.9.81.48/32 via 192.168.0.1 metric 100
+	post-up ip r add 5.9.81.48/32 via 192.168.0.1 metric 110
 
 # VLAN 2001: Reserved for a future C-Band satellite modem
 # attached to port 8 of the IES-3080
@@ -24,10 +35,9 @@ auto eth0.2001
 iface eth0.2001 inet manual
 
 # VLAN 2002: Reserved for a future Inmarsat satellite modem
-# attached to port 7 of the IES-3080
+# attached to port 6 of the IES-3080
 auto eth0.2002
-#iface eth0.2002 inet dhcp
-iface eth0.2002 inet manual
+iface eth0.2002 inet dhcp
 
 # management VLAN of IES-3080 switch (172.16.2.3)
 auto eth0.6
@@ -99,7 +109,7 @@ iface eth2.1001 inet static
 	netmask 255.255.255.0
 	network 172.16.8.0
 
-# onboad WiFi
+# onboard WiFi
 auto eth2.1002
 iface eth2.1002 inet static
 	address 172.16.128.1
diff --git a/meta-sysmocom-bsp/recipes-bsp/init-ifupdown/init-ifupdown/sysmocom-idu/interfaces b/meta-sysmocom-bsp/recipes-bsp/init-ifupdown/init-ifupdown/sysmocom-idu/interfaces
index 86d2c8b15c..89adfc180d 100644
--- a/meta-sysmocom-bsp/recipes-bsp/init-ifupdown/init-ifupdown/sysmocom-idu/interfaces
+++ b/meta-sysmocom-bsp/recipes-bsp/init-ifupdown/init-ifupdown/sysmocom-idu/interfaces
@@ -8,6 +8,17 @@ iface lo inet loopback
 # in the future we will use VLANs to use individual switch ports as
 # break-out interfaces.  For now we simply do DHCP.
 
+# Note: when inmarsat is available, its route should have a stronger metric
+# than iridium (the route installed by linkmon). For the "inactive" routes, the
+# metrics should be reversed, because iridium is more likely to be available
+# than inmarsat (as an emergency/fallback measure).
+#
+# transport    "active" metric    "inactive" metric
+# WIFI         10                 130
+# GSM          20                 140
+# Iridium      30                 110
+# Inmarsat     40                 120
+
 # VLAN 2000: The iridium openport satellite modem attached to
 # port 1 of the IES-3080
 auto eth0.2000
@@ -16,7 +27,7 @@ iface eth0.2000 inet static
 	netmask 255.255.255.0
 	network 192.168.0.0
 	post-up ip r add 10.6.1.0/24 via 192.168.0.1
-	post-up ip r add 5.9.81.48/32 via 192.168.0.1 metric 100
+	post-up ip r add 5.9.81.48/32 via 192.168.0.1 metric 110
 
 # VLAN 2001: Reserved for a future C-Band satellite modem
 # attached to port 8 of the IES-3080
@@ -24,10 +35,9 @@ auto eth0.2001
 iface eth0.2001 inet manual
 
 # VLAN 2002: Reserved for a future Inmarsat satellite modem
-# attached to port 7 of the IES-3080
+# attached to port 6 of the IES-3080
 auto eth0.2002
-#iface eth0.2002 inet dhcp
-iface eth0.2002 inet manual
+iface eth0.2002 inet dhcp
 
 # management VLAN of IES-3080 switch (172.16.2.3)
 auto eth0.6
@@ -99,7 +109,7 @@ iface eth2.1001 inet static
 	netmask 255.255.255.0
 	network 172.16.8.0
 
-# onboad WiFi
+# onboard WiFi
 auto eth2.1002
 iface eth2.1002 inet static
 	address 172.16.128.1
diff --git a/meta-sysmocom-bsp/recipes-bsp/linux-backports/linux-backports_3.18.1.1.bb b/meta-sysmocom-bsp/recipes-bsp/linux-backports/linux-backports_3.18.1.1.bb
index e50557ac1e..bc2a9d5cb6 100644
--- a/meta-sysmocom-bsp/recipes-bsp/linux-backports/linux-backports_3.18.1.1.bb
+++ b/meta-sysmocom-bsp/recipes-bsp/linux-backports/linux-backports_3.18.1.1.bb
@@ -16,15 +16,25 @@ SRC_URI[sha256sum] = "ff3d4d5192c4d57d7415dfcd60e02ea4fa21e0de224ae0ce2b5b9f2e9c
 
 S = "${WORKDIR}/backports-3.18.1-1"
 
+
+python __anonymous() {
+    if d.getVar('DISTRO_VERSION', True)[0:3] == '1.5':
+        d.setVar('KERNEL_BUILD_DIR', d.getVar('STAGING_KERNEL_DIR', True))
+    else:
+        d.setVar('KERNEL_BUILD_DIR', d.getVar('STAGING_KERNEL_BUILDDIR', True))
+}
+
+KERNEL_BUILD_DIR = "${@d.getVar('KERNEL_BUILD_DIR', True)}"
+
 do_configure() {
 	unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS CC
         cp ${WORKDIR}/defconfig ${S}/.config
-        oe_runmake oldconfig KLIB_BUILD=${STAGING_KERNEL_DIR}
+        oe_runmake oldconfig KLIB_BUILD=${KERNEL_BUILD_DIR}
 }
 
 do_compile() {
         unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
-        oe_runmake KLIB_BUILD=${STAGING_KERNEL_DIR} \
+        oe_runmake KLIB_BUILD=${KERNEL_BUILD_DIR} \
                    CC="${KERNEL_CC}" LD="${KERNEL_LD}" \
                    AR="${KERNEL_AR}" \
                    ${MAKE_TARGETS}
@@ -33,7 +43,7 @@ do_compile() {
 do_install() {
         unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
         oe_runmake DEPMOD=echo KLIB="${D}" \
-                   KLIB_BUILD=${STAGING_KERNEL_DIR} \
+                   KLIB_BUILD=${KERNEL_BUILD_DIR} \
                    CC="${KERNEL_CC}" LD="${KERNEL_LD}" \
                    install
 }
diff --git a/meta-sysmocom-bsp/recipes-bsp/linux/linux-sysmocom_3.2.bb b/meta-sysmocom-bsp/recipes-bsp/linux/linux-sysmocom_3.2.bb
index d9f11c6259..4d9faae5c5 100644
--- a/meta-sysmocom-bsp/recipes-bsp/linux/linux-sysmocom_3.2.bb
+++ b/meta-sysmocom-bsp/recipes-bsp/linux/linux-sysmocom_3.2.bb
@@ -4,6 +4,9 @@ require linux-sysmocom.inc
 LINUX_VERSION ?= "3.2.69"
 LINUX_VERSION_EXTENSION ?= "-sysmocom-${LINUX_KERNEL_TYPE}"
 
+# ATTENTION: Update linux-backports PR on version change. In Dora the
+# reverse dependency tracking for the kernel doesn't appear to work. So
+# please bump the PR on version changes!
 SRCREV = "d1a5b8e2ddc3a74c6d81d85a106cb0c33cd7688b"
 BRANCH = "sob-odu/linux-3.2.69"
 
diff --git a/meta-sysmocom-bsp/recipes-bsp/linux/linux-sysmocom_git.bb b/meta-sysmocom-bsp/recipes-bsp/linux/linux-sysmocom_git.bb
index f351bd88e1..37be276688 100644
--- a/meta-sysmocom-bsp/recipes-bsp/linux/linux-sysmocom_git.bb
+++ b/meta-sysmocom-bsp/recipes-bsp/linux/linux-sysmocom_git.bb
@@ -3,6 +3,9 @@ require linux-sysmocom.inc
 
 DEPENDS += "bc-native"
 
+# ATTENTION: Update linux-backports PR on version change. In Dora the
+# reverse dependency tracking for the kernel doesn't appear to work. So
+# please bump the PR on version changes!
 # at versions changes do not forget to update conf/machine/include/sysmobts.inc too
 LINUX_VERSION ?= "3.10.80"
 LINUX_VERSION_EXTENSION ?= "-sysmocom-${LINUX_KERNEL_TYPE}"
diff --git a/meta-sysmocom-bsp/recipes-bsp/rtl8169-eeprom/rtl8169-eeprom_git.bb b/meta-sysmocom-bsp/recipes-bsp/rtl8169-eeprom/rtl8169-eeprom_git.bb
new file mode 100644
index 0000000000..3dad8d51a4
--- /dev/null
+++ b/meta-sysmocom-bsp/recipes-bsp/rtl8169-eeprom/rtl8169-eeprom_git.bb
@@ -0,0 +1,29 @@
+SUMMARY = "small utility to configure MAC-addresses on ALIX/APU boards"
+HOMEPAGE = ""
+LICENSE = "GPLv2+"
+LIC_FILES_CHKSUM = "file://COPYING;md5=b234ee4d69f5fce4486a80fdaf4a4263"
+DEPENDS = "pciutils"
+
+SRCREV = "e62e515ce314599e48b268dac69d2f16a504264c"
+SRC_URI = "git://git.sysmocom.de/rtl8168-eeprom;protocol=git;branch=master"
+PV = "v0.0.1+git${SRCPV}"
+PR = "r0"
+
+S = "${WORKDIR}/git"
+
+inherit autotools pkgconfig
+
+CFLAGS += ""
+LDFLAGS += ""
+
+CFLAGS += "`pkg-config --cflags libpci`"
+LDFLAGS += "`pkg-config --libs libpci`"
+
+do_configure() {
+}
+
+do_install() {
+	install -d ${D}${sbindir}/
+	install -m 0755 ${S}/rtl8168-eeprom ${D}${sbindir}/
+}
+
diff --git a/meta-sysmocom-bsp/recipes-core/images/image-rauc-slot-rescue.bb b/meta-sysmocom-bsp/recipes-core/images/image-rauc-slot-rescue.bb
index 0ab5eb0191..00537cc2a8 100644
--- a/meta-sysmocom-bsp/recipes-core/images/image-rauc-slot-rescue.bb
+++ b/meta-sysmocom-bsp/recipes-core/images/image-rauc-slot-rescue.bb
@@ -1,6 +1,6 @@
 DESCRIPTION = "rescue initramfs"
 
-PACKAGE_INSTALL = "task-core-boot ${ROOTFS_PKGMANAGE_BOOTSTRAP} ${ROOTFS_PKGMANAGE} task-sysmocom-debug task-sysmocom-tools rauc"
+PACKAGE_INSTALL = "task-core-boot ${ROOTFS_PKGMANAGE_BOOTSTRAP} ${ROOTFS_PKGMANAGE} rauc dropbear"
 
 IMAGE_LINGUAS = ""
 
@@ -48,4 +48,24 @@ IMAGE_CMD_ubi () {
 IMAGE_FSTYPES_sysmocom-idu = "cpio.xz"
 IMAGE_FSTYPES_sysmobts-v2 = "ubi"
 
-BAD_RECOMMENDATIONS += "busybox-syslog"
+BAD_RECOMMENDATIONS_append = " busybox-syslog"
+BAD_RECOMMENDATIONS_append_sysmobts-v2 = " e2fsprogs-e2fsck"
+BAD_RECOMMENDATIONS_append_sysmocom-odu = " e2fsprogs-e2fsck"
+
+
+shrink_rescue() {
+    # In case of the sysmoBTS.. remove files
+    rm -rf ${IMAGE_ROOTFS}/lib/firmware/sysmobts*
+    rm -rf ${IMAGE_ROOTFS}/lib/modules/*/kernel/drivers/staging/sysmobts/msgqueue.ko
+    rm -rf ${IMAGE_ROOTFS}/lib/modules/*/kernel/drivers/misc/fpgadl.ko
+    rm -rf ${IMAGE_ROOTFS}/lib/modules/*/kernel/drivers/staging/sysmobts/rtfifo.ko
+    rm -rf ${IMAGE_ROOTFS}/lib/modules/*/kernel/drivers/misc/dspdl.ko
+    rm -rf ${IMAGE_ROOTFS}/lib/modules/*/kernel/drivers/misc/dspdl_dm644x.ko
+    rm -rf ${IMAGE_ROOTFS}/lib/modules/*/kernel/drivers/misc/fpgadl_par.ko
+
+    # Who cares about udev?
+    rm -rf ${IMAGE_ROOTFS}/lib/udev/hwdb.d/*
+    rm -rf ${IMAGE_ROOTFS}/etc/udev/hwdb.bin
+}
+
+IMAGE_PREPROCESS_COMMAND += "shrink_rescue; "
diff --git a/meta-sysmocom-bsp/recipes-sysmobts/osmo-pcu/osmo-pcu_git.bb b/meta-sysmocom-bsp/recipes-sysmobts/osmo-pcu/osmo-pcu_git.bb
index 8205a8d365..4420052e26 100644
--- a/meta-sysmocom-bsp/recipes-sysmobts/osmo-pcu/osmo-pcu_git.bb
+++ b/meta-sysmocom-bsp/recipes-sysmobts/osmo-pcu/osmo-pcu_git.bb
@@ -2,10 +2,10 @@ DESCRIPTION = "Osmocom PCU for sysmoBTS"
 LICENSE = "GPLv2"
 LIC_FILES_CHKSUM="file://COPYING;md5=b234ee4d69f5fce4486a80fdaf4a4263"
 
-SRC_URI = "git://git.osmocom.org/osmo-pcu.git;protocol=git;branch=jerlbeck/wip/pdch-alloc"
+SRC_URI = "git://git.osmocom.org/osmo-pcu.git;protocol=git;branch=zecke/wip"
 SRCREV = "410d98e5d0c0eae76221a2d62a837b962f082506"
 PV = "0.4+git${SRCPV}"
-PR = "r2.${META_TELEPHONY_OSMO_INC}"
+PR = "r3.${META_TELEPHONY_OSMO_INC}"
 S = "${WORKDIR}/git"
 
 DEPENDS = "libosmocore femtobts-api osmo-bts"