pcap compile syntax error on Ubuntu 10.10





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When I try to run the command sudo tcpkill -i wlan0 -9 example.com it says



pcap_compile: syntax error
tcpkill: couldn't initialize sniffing


I am running Ettercap to initialize MITM



BTW I'm running this on a Dell Inspiron 14r N4010.










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    0















    When I try to run the command sudo tcpkill -i wlan0 -9 example.com it says



    pcap_compile: syntax error
    tcpkill: couldn't initialize sniffing


    I am running Ettercap to initialize MITM



    BTW I'm running this on a Dell Inspiron 14r N4010.










    share|improve this question
















    bumped to the homepage by Community 15 mins ago


    This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.


















      0












      0








      0








      When I try to run the command sudo tcpkill -i wlan0 -9 example.com it says



      pcap_compile: syntax error
      tcpkill: couldn't initialize sniffing


      I am running Ettercap to initialize MITM



      BTW I'm running this on a Dell Inspiron 14r N4010.










      share|improve this question
















      When I try to run the command sudo tcpkill -i wlan0 -9 example.com it says



      pcap_compile: syntax error
      tcpkill: couldn't initialize sniffing


      I am running Ettercap to initialize MITM



      BTW I'm running this on a Dell Inspiron 14r N4010.







      10.10 inspiron






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Dec 26 '13 at 23:51









      Seth

      35.4k27113166




      35.4k27113166










      asked Jul 24 '12 at 3:49









      Scott JordanScott Jordan

      111




      111





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      This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.







      bumped to the homepage by Community 15 mins ago


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          You don't specify a hostname but a pcap expression to tcpkill. The expression that's being used in this case is just example.com which is invalid. You'd have to use something like host example.com. Better yet, if you can use an IP address instead of example.com that'd be best.



          With these expressions you can select traffic according to a wide variety of criteria, I suggest you have a look to see how things work. Incidentally, this is the same expression syntax used by tcpdump, so if you want to see which packets are being picked up by the filter/expression before using tcpkill on them, you can use tcpdump to test your expressions. Here's a reference on pcap expressions:



          http://www.manpagez.com/man/7/pcap-filter/






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            You don't specify a hostname but a pcap expression to tcpkill. The expression that's being used in this case is just example.com which is invalid. You'd have to use something like host example.com. Better yet, if you can use an IP address instead of example.com that'd be best.



            With these expressions you can select traffic according to a wide variety of criteria, I suggest you have a look to see how things work. Incidentally, this is the same expression syntax used by tcpdump, so if you want to see which packets are being picked up by the filter/expression before using tcpkill on them, you can use tcpdump to test your expressions. Here's a reference on pcap expressions:



            http://www.manpagez.com/man/7/pcap-filter/






            share|improve this answer




























              0














              You don't specify a hostname but a pcap expression to tcpkill. The expression that's being used in this case is just example.com which is invalid. You'd have to use something like host example.com. Better yet, if you can use an IP address instead of example.com that'd be best.



              With these expressions you can select traffic according to a wide variety of criteria, I suggest you have a look to see how things work. Incidentally, this is the same expression syntax used by tcpdump, so if you want to see which packets are being picked up by the filter/expression before using tcpkill on them, you can use tcpdump to test your expressions. Here's a reference on pcap expressions:



              http://www.manpagez.com/man/7/pcap-filter/






              share|improve this answer


























                0












                0








                0







                You don't specify a hostname but a pcap expression to tcpkill. The expression that's being used in this case is just example.com which is invalid. You'd have to use something like host example.com. Better yet, if you can use an IP address instead of example.com that'd be best.



                With these expressions you can select traffic according to a wide variety of criteria, I suggest you have a look to see how things work. Incidentally, this is the same expression syntax used by tcpdump, so if you want to see which packets are being picked up by the filter/expression before using tcpkill on them, you can use tcpdump to test your expressions. Here's a reference on pcap expressions:



                http://www.manpagez.com/man/7/pcap-filter/






                share|improve this answer













                You don't specify a hostname but a pcap expression to tcpkill. The expression that's being used in this case is just example.com which is invalid. You'd have to use something like host example.com. Better yet, if you can use an IP address instead of example.com that'd be best.



                With these expressions you can select traffic according to a wide variety of criteria, I suggest you have a look to see how things work. Incidentally, this is the same expression syntax used by tcpdump, so if you want to see which packets are being picked up by the filter/expression before using tcpkill on them, you can use tcpdump to test your expressions. Here's a reference on pcap expressions:



                http://www.manpagez.com/man/7/pcap-filter/







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Jul 24 '12 at 13:32









                roadmrroadmr

                27.7k56579




                27.7k56579






























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