diff --git a/test_slac.py b/test_slac.py
deleted file mode 100644
index d1fb8d4..0000000
--- a/test_slac.py
+++ /dev/null
@@ -1,154 +0,0 @@
-
-# Preconditions:
-# Library pcap-ct (not libpcap, not pylibpcap, not pypcap)
-#
-# Version 2022-08-14:
-#  - Selection of interfaces ok
-#  - Sniffing of the SLAC-request ok
-#  - Transmission of a demo message ok
-#
-import pcap
-
-def twoCharHex(b):
-    strHex = "%0.2X" % b
-    return strHex
-
-def showAsHex(mybytearray):
-    packetlength = len(mybytearray)
-    strHex = ""
-    for i in range(0, packetlength):
-        strHex = strHex + twoCharHex(mybytearray[i]) + " "
-    print("len " + str(packetlength) + " data " + strHex)
-
-
-class uwe_sniffer():    
-    def showIpAddresses(self, mybytearray):
-        addr = lambda pkt, offset: '.'.join(str(pkt[i]) for i in range(offset, offset + 4))
-        print('SRC %-16s\tDST %-16s' % (addr(mybytearray, self.sniffer.dloff + 12), addr(mybytearray, self.sniffer.dloff + 16)))
-
-    def showMacAddresses(self, mybytearray):
-        strDestMac = ""
-        for i in range(0, 6):
-            strDestMac = strDestMac + twoCharHex(mybytearray[i]) + ":"
-        strSourceMac = ""
-        for i in range(5, 12):
-            strSourceMac = strSourceMac + twoCharHex(mybytearray[i]) + ":"
-        lastThreeOfSource = mybytearray[6]*256*256 + mybytearray[7]*256 + mybytearray[8]
-        strSourceFriendlyName = ""
-        if (lastThreeOfSource == 0x0a663a):
-            strSourceFriendlyName="Fritzbox"
-        if (lastThreeOfSource == 0x0064c3):
-            strSourceFriendlyName="Ioniq"
-            
-        print("From " + strSourceMac + strSourceFriendlyName + " to " + strDestMac)
-
-    def isHomeplug(self, mybytearray):
-        blIsHomePlug=False
-        if len(mybytearray)>(6+6+2):
-            protocol=mybytearray[12]*256 + mybytearray[13]
-            if (protocol == 0x88E1):
-                blIsHomePlug=True
-                print("HomePlug protocol")
-        return blIsHomePlug
-
-    def composeTestFrame(self):
-        self.mytransmitbuffer = bytearray(60)
-        # Destination MAC
-        self.mytransmitbuffer[0]=0x04 # Ioniq MAC
-        self.mytransmitbuffer[1]=0x65
-        self.mytransmitbuffer[2]=0x65
-        self.mytransmitbuffer[3]=0x00
-        self.mytransmitbuffer[4]=0x64
-        self.mytransmitbuffer[5]=0xC3
-
-        # Source MAC
-        self.mytransmitbuffer[6]=0x0A # Alpi MAC
-        self.mytransmitbuffer[7]=0x19
-        self.mytransmitbuffer[8]=0x4A
-        self.mytransmitbuffer[9]=0x39
-        self.mytransmitbuffer[10]=0xD6
-        self.mytransmitbuffer[11]=0x98
-
-        # Protocol
-        self.mytransmitbuffer[12]=0x88 # Protocol HomeplugAV
-        self.mytransmitbuffer[13]=0xE1
-
-        self.mytransmitbuffer[14]=0x01 # version
-        self.mytransmitbuffer[15]=0x65 # SLAC_PARAM.confirm
-
-        self.mytransmitbuffer[16]=0x60 # 
-        self.mytransmitbuffer[17]=0x00 # 
-        self.mytransmitbuffer[18]=0x00 # 
-        self.mytransmitbuffer[19]=0xff # 
-        self.mytransmitbuffer[20]=0xff # 
-        self.mytransmitbuffer[21]=0xff # 
-        self.mytransmitbuffer[22]=0xff # 
-        self.mytransmitbuffer[23]=0xff # 
-        self.mytransmitbuffer[24]=0xff # 
-        self.mytransmitbuffer[25]=0x0A # 
-        self.mytransmitbuffer[26]=0x06 # 
-        self.mytransmitbuffer[27]=0x01 # 
-        self.mytransmitbuffer[28]=0x04 # 
-        self.mytransmitbuffer[29]=0x65 # 
-        self.mytransmitbuffer[30]=0x65 # 
-        self.mytransmitbuffer[31]=0x00 # 
-
-        self.mytransmitbuffer[32]=0x64 # 
-        self.mytransmitbuffer[33]=0xC3 # 
-        self.mytransmitbuffer[34]=0x00 # 
-        self.mytransmitbuffer[35]=0x00 # 
-        self.mytransmitbuffer[36]=0x04 # 
-        self.mytransmitbuffer[37]=0x65 # 
-        self.mytransmitbuffer[38]=0x65 # 
-        self.mytransmitbuffer[39]=0x00 # 
-        self.mytransmitbuffer[40]=0x64 # 
-        self.mytransmitbuffer[41]=0xC3 # 
-        self.mytransmitbuffer[42]=0x0 # 
-        self.mytransmitbuffer[43]=0x0 # 
-        self.mytransmitbuffer[44]=0x0 # 
-        self.mytransmitbuffer[45]=0x0 # 
-        self.mytransmitbuffer[46]=0x0 # 
-        self.mytransmitbuffer[47]=0x0 #
- 
-        self.mytransmitbuffer[48]=0x0 # 
-        self.mytransmitbuffer[49]=0x0 # 
-        self.mytransmitbuffer[50]=0x0 # 
-        self.mytransmitbuffer[51]=0x0 # 
-        self.mytransmitbuffer[52]=0x0 # 
-        self.mytransmitbuffer[53]=0x0 # 
-        self.mytransmitbuffer[54]=0x0 # 
-        self.mytransmitbuffer[55]=0x0 # 
-        self.mytransmitbuffer[56]=0x0 # 
-        self.mytransmitbuffer[57]=0x0 # 
-        self.mytransmitbuffer[58]=0x0 # 
-        self.mytransmitbuffer[59]=0x0 # 
-
-    def sendTestFrame(self):
-        print("transmitting...")
-        self.composeTestFrame()
-        self.sniffer.sendpacket(bytes(self.mytransmitbuffer))
-
-    def init(self):
-        self.mytransmitbuffer = bytearray("Hallo das ist ein Test", 'UTF-8')
-        #self.sniffer = pcap.pcap(name=None, promisc=True, immediate=True, timeout_ms=50)
-        # eth3 bedeutet: Dritter Eintrag von hinten, in der Liste der Interfaces, die von pcap.findalldevs geliefert wird.
-        #  Verbesserungsbedarf: Interface namensbasiert auswählen.
-        self.sniffer = pcap.pcap(name="eth3", promisc=True, immediate=True, timeout_ms=50)
-    def runEndless(self):
-        print("Press control-C to stop")
-        for ts, pkt in self.sniffer:
-            #print('%d' % (ts))
-            if (self.isHomeplug(pkt)):
-                self.showMacAddresses(pkt)
-                showAsHex(pkt)
-                if (pkt[15]==0x64): #SLAC_Request
-                    self.sendTestFrame()
-                
-            else:
-                print("(other)")
-    def close(self):
-        self.sniffer.close()
-
-sn = uwe_sniffer()
-sn.init()
-sn.runEndless()
\ No newline at end of file