systemd: depend on networking-online.target

Related: SYS#6400
Change-Id: Idadcbbf55e976ae035cfac4b85ccd870e0f27b82
diff --git a/contrib/systemd/osmo-trx-ipc.service b/contrib/systemd/osmo-trx-ipc.service
index 8828393..c7f7c17 100644
--- a/contrib/systemd/osmo-trx-ipc.service
+++ b/contrib/systemd/osmo-trx-ipc.service
@@ -1,5 +1,7 @@
 [Unit]
 Description=Osmocom SDR BTS L1 Transceiver (IPC Backend)
+After=network-online.target
+Wants=network-online.target
 
 [Service]
 Type=simple
diff --git a/contrib/systemd/osmo-trx-lms.service b/contrib/systemd/osmo-trx-lms.service
index 93e4407..f51bd45 100644
--- a/contrib/systemd/osmo-trx-lms.service
+++ b/contrib/systemd/osmo-trx-lms.service
@@ -1,5 +1,7 @@
 [Unit]
 Description=Osmocom SDR BTS L1 Transceiver (LimeSuite backend)
+After=network-online.target
+Wants=network-online.target
 
 [Service]
 Type=simple
diff --git a/contrib/systemd/osmo-trx-uhd.service b/contrib/systemd/osmo-trx-uhd.service
index f78888c..34ba74a 100644
--- a/contrib/systemd/osmo-trx-uhd.service
+++ b/contrib/systemd/osmo-trx-uhd.service
@@ -1,5 +1,7 @@
 [Unit]
 Description=Osmocom SDR BTS L1 Transceiver (UHD Backend)
+After=network-online.target
+Wants=network-online.target
 
 [Service]
 Type=simple
diff --git a/contrib/systemd/osmo-trx-usrp1.service b/contrib/systemd/osmo-trx-usrp1.service
index 401139e..988c053 100644
--- a/contrib/systemd/osmo-trx-usrp1.service
+++ b/contrib/systemd/osmo-trx-usrp1.service
@@ -1,5 +1,7 @@
 [Unit]
 Description=Osmocom SDR BTS L1 Transceiver (libusrp backend)
+After=network-online.target
+Wants=network-online.target
 
 [Service]
 Type=simple