Date: Mon, 15 Jul 2013 16:34:07 +0700 From: Olivier Nicole <olivier2553@gmail.com> To: saeedeh motlagh <saeedeh.motlagh@gmail.com> Cc: Olivier Nicole <on@cs.ait.ac.th>, s m <sam.gh1986@gmail.com>, freebsd-questions <freebsd-questions@freebsd.org> Subject: Re: find netmask for offered lease in dhclient code Message-ID: <CA%2Bg%2BBvhtJqcYxwLw8OhgM-DwcwmNO-vHea1cYn67ZwL2Ey-zeQ@mail.gmail.com> In-Reply-To: <CAN%2BS=WA9je6gPEswFo%2B47mkHX-b68pUxjFL8zho-wWpjaR3gOA@mail.gmail.com> References: <CAA_1SgFfZGn06kL_m8fvOA67TszjU5A8F55X_xuiSL8-xtmnng@mail.gmail.com> <CA%2Bg%2BBviw_OVcb8S=RPSzhy_JjCgXHMH7kcRNz8OvtNLEBBqomg@mail.gmail.com> <CAN%2BS=WA9je6gPEswFo%2B47mkHX-b68pUxjFL8zho-wWpjaR3gOA@mail.gmail.com>
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> thanks Olivier, but may i ask you to explain it more? i have seen that > there is a struct option_data in offered_lease in code but when these > options set, how can i see the netmask value? where is it kept? Well, I am afraid I have no more explanation, I just did a dhcp renew while running wireshark and check the contents of the dialog. I could see that in the DHCP offer, there is an option field with holds the netmask. I did not dig any further. Olivier > > > On Mon, Jul 15, 2013 at 1:43 PM, Olivier Nicole <olivier.nicole@cs.ait.ac.th >> wrote: > >> Hi, >> >> > i want to change dhclient code and customize it. in order to do that, i >> > need to know the netmask for offered ip. i see code and found that struct >> > client_lease *offered_leases, keeps information about offered lease such >> > as ip address but this structure hasn't any field about netmask. i don't >> > know how i can find the netmak for this offered ip address. >> >> According to wireshark, it's in option t=1, l=4 >> >> Olivier >> >> > any one has traced dhclient code before? how can i see the netmask for >> > offered ip? >> > >> > thanks in advance, >> > SAM >> > _______________________________________________ >> > freebsd-questions@freebsd.org mailing list >> > http://lists.freebsd.org/mailman/listinfo/freebsd-questions >> > To unsubscribe, send any mail to " >> freebsd-questions-unsubscribe@freebsd.org" >> _______________________________________________ >> freebsd-questions@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >> To unsubscribe, send any mail to " >> freebsd-questions-unsubscribe@freebsd.org" >> > > > > -- > *Sa.M* > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"
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