step by step: please just use the command line binary 'ebtables' to submit commands. else i can not re-consturct your problem. submit the following commands and provide the output to the list: ebtalbes -F (this will flush the tables) ebtables -A FORWARD -p IPv4 --ip-src 172.16.1.4 -s ! 00:11:22:33:44:55 -j DROP etables -L (lists the rules) if this works, kernel should support etables and the filtering should work josef -----Original Message----- From: Vinay Sharma To: Josef Brunner Sent: 8/2/2005 1:43 PM Subject: RE: [Bridge] bridge firewall problem hi when i applied some command and then check the status of ebtables via service ebtables status it gives the message ebtbles dead but subsys locked what its mean? and when i issue service ebtables save it save its configuration can u tell me the location of ebtables configuration files and hopping that u r not getting angry with my funny questions thanks for yr cooperations vinay --- Josef Brunner <Josef.Brunner@Azlan.com> wrote:> hi, > > funny, I will be in chennai from tommorrow for two > weeks. > > ok, no problem. just have a look at this website > that offers some easy > examples. Using these examples you could block ip as > well as arp (mac) > traffic. > > http://ebtables.sourceforge.net/examples.html#easy > > if you have further questions, just shout. > > josef > > > -----Original Message----- > From: Vinay Sharma > To: Josef Brunner > Sent: 8/2/2005 12:59 PM > Subject: RE: [Bridge] bridge firewall problem > > hi josef, > i am a new to ebtables. > i am facing some problems they are.. > > 1 we r a internet service provider. we distribute > internet in india(Delhi). here cable operators > distribute internet via cables we provides the net > connection to thest cable operators and they > distribute it to the users via cables. > our network fully on radios(wireless) we > distribute > it by point-to-point connection. here one cable > operator take more then three connections and want > to > our subscribe. when i give to him connection via > radio(point-to-point) when he put my line to his > local > distribution switch our radio hangs after 15 > minutes. > to solve this i setup a linux bridge firewall . > in > machine i wrote rules in iptables but iptables didnt > block other traffic > i want to give access to only > 172.16.18.0/255.255.255.0 this series. > but my firewall passes all the traffic > whenever i take any ip of any series. > > someone give me advice to use ebtables so > i > installed fedora core 3 version and installed > ebtables-2.0.6-7.fc4 and my kernel version is > > kernel-2.6.9-1.667 i think that it has the support > of ebtables. > > > pls give me some examble to block ip series or mac > address in bridge via using ebtables or iptables > > > > thaks and ragard > vinay > > > --- Josef Brunner <Josef.Brunner@Azlan.com> wrote: > > > hi, > > > > what error occurs ? does your kernel support > > ebtables ? Do you have a > > userland problem ? Pls. deliver some more details > > regarding your problem. > > > > josef > > > > -----Original Message----- > > From: Vinay Sharma > > To: bridge@lists.osdl.org > > Sent: 8/2/2005 12:38 PM > > Subject: [Bridge] bridge firewall problem > > > > hello > > i am a new user for this group. i am > > working at a ISP. here i want to made a bridge > > firewall i am using fedora core 3. i want to block > a > > serirs of ip address 192.16.18.0/255.255.255.0 and > > want to give the accesss only > > 172.16.18.0/255.255.255.0. but iptables not be > able > > to block ip;s its passes all the ip series. i made > > my > > machine as bridge. i think my bridge passes all > the > > traffic i want to block unathorized traffic by > > 192.16.18.0/255.255.255.0. someone advise me for > > using > > ebtables for that and i installed that but i am > not > > able to use ebtables. > > > > > > pls advised me > > > > Vinay sharma > > > > > > __________________________________________________ > > Do You Yahoo!? > > Tired of spam? Yahoo! Mail has the best spam > > protection around > > http://mail.yahoo.com > > _______________________________________________ > > Bridge mailing list > > Bridge@lists.osdl.org > > https://lists.osdl.org/mailman/listinfo/bridge > > > > >________________________________________________________________________> _______ > > Disclaimer > > > > This message may contain confidential information > > solely for its > > intended recipients and others may not distribute, > > copy or use it. If > > you have received this communication in error > please > > tell us either by > > return e-mail or at the numbers above and delete > it, > > and any copies of > > it. > > > > > > > Vinay sharma > > > > > ____________________________________________________ > Start your day with Yahoo! - make it your home page > http://www.yahoo.com/r/hs > >Vinay sharma __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
hi, what error occurs ? does your kernel support ebtables ? Do you have a userland problem ? Pls. deliver some more details regarding your problem. josef -----Original Message----- From: Vinay Sharma To: bridge@lists.osdl.org Sent: 8/2/2005 12:38 PM Subject: [Bridge] bridge firewall problem hello i am a new user for this group. i am working at a ISP. here i want to made a bridge firewall i am using fedora core 3. i want to block a serirs of ip address 192.16.18.0/255.255.255.0 and want to give the accesss only 172.16.18.0/255.255.255.0. but iptables not be able to block ip;s its passes all the ip series. i made my machine as bridge. i think my bridge passes all the traffic i want to block unathorized traffic by 192.16.18.0/255.255.255.0. someone advise me for using ebtables for that and i installed that but i am not able to use ebtables. pls advised me Vinay sharma __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com _______________________________________________ Bridge mailing list Bridge@lists.osdl.org https://lists.osdl.org/mailman/listinfo/bridge _______________________________________________________________________________ Disclaimer This message may contain confidential information solely for its intended recipients and others may not distribute, copy or use it. If you have received this communication in error please tell us either by return e-mail or at the numbers above and delete it, and any copies of it.
you are welcome ! josef -----Original Message----- From: Vinay Sharma To: Josef Brunner Sent: 8/2/2005 2:35 PM Subject: RE: [Bridge] bridge firewall problem Hi Thanks for your help. your commands really working, after issuing ebtables -F it applied all rules. thanks vinay --- Josef Brunner <Josef.Brunner@Azlan.com> wrote:> step by step: > > please just use the command line binary 'ebtables' > to submit commands. else > i can not re-consturct your problem. > > submit the following commands and provide the output > to the list: > > ebtalbes -F (this will flush the tables) > ebtables -A FORWARD -p IPv4 --ip-src 172.16.1.4 -s ! > 00:11:22:33:44:55 -j > DROP > etables -L (lists the rules) > > if this works, kernel should support etables and the > filtering should work > > josef > > -----Original Message----- > From: Vinay Sharma > To: Josef Brunner > Sent: 8/2/2005 1:43 PM > Subject: RE: [Bridge] bridge firewall problem > > > hi > when i applied some command and then check the > status of ebtables via service ebtables status it > gives the message ebtbles dead but subsys locked > what > its mean? > and when i issue service ebtables save it save > its > configuration can u tell me the location of ebtables > configuration files > and hopping that u r not getting angry with my > funny questions > > thanks for yr cooperations > vinay > > > > --- Josef Brunner <Josef.Brunner@Azlan.com> wrote: > > > hi, > > > > funny, I will be in chennai from tommorrow for two > > weeks. > > > > ok, no problem. just have a look at this website > > that offers some easy > > examples. Using these examples you could block ip > as > > well as arp (mac) > > traffic. > > > > http://ebtables.sourceforge.net/examples.html#easy > > > > if you have further questions, just shout. > > > > josef > > > > > > -----Original Message----- > > From: Vinay Sharma > > To: Josef Brunner > > Sent: 8/2/2005 12:59 PM > > Subject: RE: [Bridge] bridge firewall problem > > > > hi josef, > > i am a new to ebtables. > > i am facing some problems they are.. > > > > 1 we r a internet service provider. we > distribute > > internet in india(Delhi). here cable operators > > distribute internet via cables we provides the net > > connection to thest cable operators and they > > distribute it to the users via cables. > > our network fully on radios(wireless) we > > distribute > > it by point-to-point connection. here one cable > > operator take more then three connections and want > > to > > our subscribe. when i give to him connection via > > radio(point-to-point) when he put my line to his > > local > > distribution switch our radio hangs after 15 > > minutes. > > to solve this i setup a linux bridge firewall > . > > in > > machine i wrote rules in iptables but iptables > didnt > > block other traffic > > i want to give access to only > > 172.16.18.0/255.255.255.0 this series. > > but my firewall passes all the traffic > > whenever i take any ip of any series. > > > > someone give me advice to use ebtables > so > > i > > installed fedora core 3 version and installed > > ebtables-2.0.6-7.fc4 and my kernel version is > > > > kernel-2.6.9-1.667 i think that it has the > support > > of ebtables. > > > > > > pls give me some examble to block ip series or > mac > > address in bridge via using ebtables or iptables > > > > > > > > thaks and ragard > > vinay > > > > > > --- Josef Brunner <Josef.Brunner@Azlan.com> wrote: > > > > > hi, > > > > > > what error occurs ? does your kernel support > > > ebtables ? Do you have a > > > userland problem ? Pls. deliver some more > details > > > regarding your problem. > > > > > > josef > > > > > > -----Original Message----- > > > From: Vinay Sharma > > > To: bridge@lists.osdl.org > > > Sent: 8/2/2005 12:38 PM > > > Subject: [Bridge] bridge firewall problem > > > > > > hello > > > i am a new user for this group. i am > > > working at a ISP. here i want to made a bridge > > > firewall i am using fedora core 3. i want to > block > > a > > > serirs of ip address 192.16.18.0/255.255.255.0 > and > > > want to give the accesss only > > > 172.16.18.0/255.255.255.0. but iptables not be > > able > > > to block ip;s its passes all the ip series. i > made > > > my > > > machine as bridge. i think my bridge passes all > > the > > > traffic i want to block unathorized traffic by > > > 192.16.18.0/255.255.255.0. someone advise me for > > > using > > > ebtables for that and i installed that but i am > > not > > > able to use ebtables. > > > > > > > > > pls advised me > > > > > > Vinay sharma > > > > > > > > > > __________________________________________________ > > > Do You Yahoo!? > > > Tired of spam? Yahoo! Mail has the best spam > > > protection around > > > http://mail.yahoo.com > > > _______________________________________________ > > > Bridge mailing list > > > Bridge@lists.osdl.org > > > https://lists.osdl.org/mailman/listinfo/bridge > > > > > > > > >________________________________________________________________________> > _______ > > > Disclaimer > > > > > > This message may contain confidential > information > > > solely for its > > > intended recipients and others may not > distribute, > > > copy or use it. If > > > you have received this communication in error > > please > > > tell us either by > > > return e-mail or at the numbers above and delete > > it, > > > and any copies of > > > it. >=== message truncated == Vinay sharma __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
hi, funny, I will be in chennai from tommorrow for two weeks. ok, no problem. just have a look at this website that offers some easy examples. Using these examples you could block ip as well as arp (mac) traffic. http://ebtables.sourceforge.net/examples.html#easy if you have further questions, just shout. josef -----Original Message----- From: Vinay Sharma To: Josef Brunner Sent: 8/2/2005 12:59 PM Subject: RE: [Bridge] bridge firewall problem hi josef, i am a new to ebtables. i am facing some problems they are.. 1 we r a internet service provider. we distribute internet in india(Delhi). here cable operators distribute internet via cables we provides the net connection to thest cable operators and they distribute it to the users via cables. our network fully on radios(wireless) we distribute it by point-to-point connection. here one cable operator take more then three connections and want to our subscribe. when i give to him connection via radio(point-to-point) when he put my line to his local distribution switch our radio hangs after 15 minutes. to solve this i setup a linux bridge firewall . in machine i wrote rules in iptables but iptables didnt block other traffic i want to give access to only 172.16.18.0/255.255.255.0 this series. but my firewall passes all the traffic whenever i take any ip of any series. someone give me advice to use ebtables so i installed fedora core 3 version and installed ebtables-2.0.6-7.fc4 and my kernel version is kernel-2.6.9-1.667 i think that it has the support of ebtables. pls give me some examble to block ip series or mac address in bridge via using ebtables or iptables thaks and ragard vinay --- Josef Brunner <Josef.Brunner@Azlan.com> wrote:> hi, > > what error occurs ? does your kernel support > ebtables ? Do you have a > userland problem ? Pls. deliver some more details > regarding your problem. > > josef > > -----Original Message----- > From: Vinay Sharma > To: bridge@lists.osdl.org > Sent: 8/2/2005 12:38 PM > Subject: [Bridge] bridge firewall problem > > hello > i am a new user for this group. i am > working at a ISP. here i want to made a bridge > firewall i am using fedora core 3. i want to block a > serirs of ip address 192.16.18.0/255.255.255.0 and > want to give the accesss only > 172.16.18.0/255.255.255.0. but iptables not be able > to block ip;s its passes all the ip series. i made > my > machine as bridge. i think my bridge passes all the > traffic i want to block unathorized traffic by > 192.16.18.0/255.255.255.0. someone advise me for > using > ebtables for that and i installed that but i am not > able to use ebtables. > > > pls advised me > > Vinay sharma > > > __________________________________________________ > Do You Yahoo!? > Tired of spam? Yahoo! Mail has the best spam > protection around > http://mail.yahoo.com > _______________________________________________ > Bridge mailing list > Bridge@lists.osdl.org > https://lists.osdl.org/mailman/listinfo/bridge > >________________________________________________________________________ _______> Disclaimer > > This message may contain confidential information > solely for its > intended recipients and others may not distribute, > copy or use it. If > you have received this communication in error please > tell us either by > return e-mail or at the numbers above and delete it, > and any copies of > it. > >Vinay sharma ____________________________________________________ Start your day with Yahoo! - make it your home page http://www.yahoo.com/r/hs
hello i am a new user for this group. i am working at a ISP. here i want to made a bridge firewall i am using fedora core 3. i want to block a serirs of ip address 192.16.18.0/255.255.255.0 and want to give the accesss only 172.16.18.0/255.255.255.0. but iptables not be able to block ip;s its passes all the ip series. i made my machine as bridge. i think my bridge passes all the traffic i want to block unathorized traffic by 192.16.18.0/255.255.255.0. someone advise me for using ebtables for that and i installed that but i am not able to use ebtables. pls advised me Vinay sharma __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com