diff --git a/tests/iuup/iuup_test.ok b/tests/iuup/iuup_test.ok
new file mode 100644
index 0000000..fa46635
--- /dev/null
+++ b/tests/iuup/iuup_test.ok
@@ -0,0 +1,64 @@
+
+Send IuUP Initialization. Expecting direct tx_msg() of the Initialization Ack
+ -PDU-> [IuUP]
+8060dc5219495e3f00010111e000df99160051673c01270000820000001710000100
+pdu_priv=0xfeed
+tx_msg() invoked by iuup_cn!
+ <-PDU- [IuUP]
+e400240000
+node_priv=0x2342 pdu_priv=0xfeed
+ok: matches expected msg
+rc=0
+
+Receive payload encapsulated in IuUP. Expecting rx_payload() of just RTP packet
+i.e. should strip away 0100e2b3
+ -PDU-> [IuUP]
+8060944c6256042c000101020100e2b36cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+pdu_priv=0xfeed
+rx_payload() invoked by iuup_cn!
+        [IuUP] -RTP->
+8060944c6256042c000101026cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+node_priv=0x2342 pdu_priv=0xfeed
+ok: matches expected msg
+rc=0
+
+Transmit RTP. Expecting tx_msg() with inserted IuUP header
+        [IuUP] <-RTP-
+8060944c6256042c000101026cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+pdu_priv=0xfeed
+tx_msg() invoked by iuup_cn!
+ <-PDU- [IuUP]
+8060944c6256042c00010102000002b36cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+node_priv=0x2342 pdu_priv=0xfeed
+ok: matches expected msg
+rc=0
+
+More RTP, each time the Frame Nr advances, causing a new header CRC.
+        [IuUP] <-RTP-
+8060944c6256042c000101026cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+pdu_priv=0xfeed
+tx_msg() invoked by iuup_cn!
+ <-PDU- [IuUP]
+8060944c6256042c000101020100e2b36cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+node_priv=0x2342 pdu_priv=0xfeed
+ok: matches expected msg
+rc=0
+        [IuUP] <-RTP-
+8060944c6256042c000101026cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+pdu_priv=0xfeed
+tx_msg() invoked by iuup_cn!
+ <-PDU- [IuUP]
+8060944c6256042c0001010202007eb36cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+node_priv=0x2342 pdu_priv=0xfeed
+ok: matches expected msg
+rc=0
+        [IuUP] <-RTP-
+8060944c6256042c000101026cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+pdu_priv=0xfeed
+tx_msg() invoked by iuup_cn!
+ <-PDU- [IuUP]
+8060944c6256042c0001010203009eb36cfb23bc46d18180c3e5ffe040045600005a7d35b625b80005fff03214ced0
+node_priv=0x2342 pdu_priv=0xfeed
+ok: matches expected msg
+rc=0
+All done.