adding send ether program

sendether.py

+import sys
+import argparse
+from scapy.all import sendp, sendpfast, Ether, IP, RandIP, RandMAC, TCP
+
+def macsender(iface):
+    smac_rand = str(RandMAC('00:*:*:*:*:*'))
+    print(smac_rand)
+    dmac_rand = str(RandMAC('*:*:*:*:*:*'))
+    old = int(dmac_rand[1], 16)
+    new = old | 0x1
+    if old != new:
+        dmac_rand = "{0}{1:x}{2}".format(smac_rand[0], new, smac_rand[2:])
+
+    pkts=[]
+    pkts.append(Ether(src=smac_rand, dst=str(RandMAC(dmac_rand)))/
+        IP(src=str(RandIP('0.0.0.0/0')), dst=str(RandIP('0.0.0.0/0')))/
+        TCP(sport=None, dport=None, flags='R',
+        options=[('Timestamp', (0, 0))]))
+    
+    print(pkts)
+    sendp(pkts, iface=iface, loop=False, verbose=True)
+
+def main():
+    parser = argparse.ArgumentParser(description="Random MAC sender tool")
+    parser.add_argument('-i', '--iface', help="Output interface name")
+    args = parser.parse_args()
+    try:
+        macsender(iface = args.iface)
+    except ValueError as e:
+        print("ERROR: {0}".format(e))
+        return 1
+    return 0
+
+if __name__ == '__main__':
+	exit(main())
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