Dear Sandeep Thanks very much for the excellent explanation and sky is clear now!!!!
thanks srinivas --- Sandip Bhattacharya <[EMAIL PROTECTED]> wrote: > Srinivasa Rao wrote: > > Yes after changing the subnet mask to 255.255.0.0 > it > > had worked .any explanation for this problem and > > solution? > > Given below. > > > --- Sudev Barar <[EMAIL PROTECTED]> wrote: > > > >>On Thu, 2004-03-25 at 18:05, Srinivasa Rao wrote: > >> > >>>cable guys gateway 172.16.50.1 says network > >>>unreachable > >>> > >>>the config of eth0 > >>>ip 172.16.12.146 > >>>subnet mask 255.255.255.0 > >>>default gateway 172.16.50.1 > >> > > ip = 172.016.012.146 > mask = 255.255.255.0 > > ... means that only machines with the IP address of > the form > 172.16.12.xxx are directly reachable using your > cable ethernet network. > For machines of any other IP, the data has to go via > your gateway. > > However, your gateway itself has the IP 172.16.50.1, > which cannot be > reached directly by your machine. This causes your > machine to give up > trying to find a route to teh concerned machine. > > Your gateway should atleast be directly reachable by > your computer. > > Using a mask of 255.255.0.0 means that any machine > with the IP address > of the form 172.16.xxx.xxx are directly reachable by > your machine. This > includes your gateway. That is why this netmask will > work. > > - Sandip > > > > > -- > Sandip Bhattacharya > sandip (at) puroga.com > Puroga Technologies Pvt. Ltd. > Work: http://www.puroga.com Home: > http://www.sandipb.net > > GPG: 51A4 6C57 4BC6 8C82 6A65 AE78 B1A1 2280 A129 > 0FF3 > > > _______________________________________________ > ilugd mailinglist -- [EMAIL PROTECTED] > http://frodo.hserus.net/mailman/listinfo/ilugd > Archives at: > http://news.gmane.org/gmane.user-groups.linux.delhi http://www.mail-archive.com/[EMAIL PROTECTED]/ ===== T.Srinivasa Rao Head Tech Support Microworld software Pvt Ltd Delhi Cell phone : 9811112415 __________________________________ Do you Yahoo!? Yahoo! Finance Tax Center - File online. File on time. http://taxes.yahoo.com/filing.html _______________________________________________ ilugd mailinglist -- [EMAIL PROTECTED] http://frodo.hserus.net/mailman/listinfo/ilugd Archives at: http://news.gmane.org/gmane.user-groups.linux.delhi http://www.mail-archive.com/[EMAIL PROTECTED]/
