diff --git a/ctdb/tests/tool/ctdb.setifacelink.001.sh b/ctdb/tests/tool/ctdb.setifacelink.001.sh
new file mode 100755
index 00000000000..53104cfc1b1
--- /dev/null
+++ b/ctdb/tests/tool/ctdb.setifacelink.001.sh
@@ -0,0 +1,76 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "toggle state of 2 interfaces"
+
+setup_ctdbd <<EOF
+NODEMAP
+0       192.168.20.41   0x0     CURRENT RECMASTER
+1       192.168.20.42   0x0
+2       192.168.20.43   0x0
+
+IFACES
+:Name:LinkStatus:References:
+:eth2:1:2:
+:eth1:0:4:
+EOF
+
+# eth1: down -> down
+
+ok_null
+simple_test eth1 down
+
+ok <<EOF
+Interfaces on node 0
+name:eth2 link:up references:2
+name:eth1 link:down references:4
+EOF
+simple_test_other ifaces
+
+# eth1: down -> up
+
+ok_null
+simple_test eth1 up
+
+ok <<EOF
+Interfaces on node 0
+name:eth2 link:up references:2
+name:eth1 link:up references:4
+EOF
+simple_test_other ifaces
+
+# eth1: up -> down
+ok_null
+simple_test eth1 down
+
+ok <<EOF
+Interfaces on node 0
+name:eth2 link:up references:2
+name:eth1 link:down references:4
+EOF
+simple_test_other ifaces
+
+# eth2: up -> down
+
+ok_null
+simple_test eth2 down
+
+ok <<EOF
+Interfaces on node 0
+name:eth2 link:down references:2
+name:eth1 link:down references:4
+EOF
+simple_test_other ifaces
+
+# eth1: down -> up
+
+ok_null
+simple_test eth1 up
+
+ok <<EOF
+Interfaces on node 0
+name:eth2 link:down references:2
+name:eth1 link:up references:4
+EOF
+simple_test_other ifaces
diff --git a/ctdb/tests/tool/ctdb.setifacelink.002.sh b/ctdb/tests/tool/ctdb.setifacelink.002.sh
new file mode 100755
index 00000000000..c1a3119479e
--- /dev/null
+++ b/ctdb/tests/tool/ctdb.setifacelink.002.sh
@@ -0,0 +1,29 @@
+#!/bin/sh
+
+. "${TEST_SCRIPTS_DIR}/unit.sh"
+
+define_test "invalid interface"
+
+setup_ctdbd <<EOF
+NODEMAP
+0       192.168.20.41   0x0     CURRENT RECMASTER
+1       192.168.20.42   0x0
+2       192.168.20.43   0x0
+
+IFACES
+:Name:LinkStatus:References:
+:eth2:1:2:
+:eth1:0:4:
+EOF
+
+result_filter ()
+{
+	sed -e 's|^[^:]*:[0-9][0-9]* |FILE:LINE |'
+}
+
+required_result 1 <<EOF
+ctdb_control error: 'interface not found'
+FILE:LINE ctdb_control for set iface link failed ret:-1 res:-1
+Unable to set link state for interfaces eth0 node 0
+EOF
+simple_test eth0 down