there is no problem with my internet connection i just want that to do this cent os automatically : route add default gw 217.20.117.1 before typing this my netstat -rn looks like this : root at lin3 [~]# netstat -rn (that is not able to connect to internet) Kernel IP routing table Destination Gateway Genmask Flags MSS Window irtt Iface 217.20.117.1 0.0.0.0 255.255.255.255 UH 0 0 0 eth0 188.72.255.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0 169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth0 after adding gateway : (this works perfect) root at lin3 [~]# netstat -rn Kernel IP routing table Destination Gateway Genmask Flags MSS Window irtt Iface 217.20.117.1 0.0.0.0 255.255.255.255 UH 0 0 0 eth0 188.72.255.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0 169.254.0.0 0.0.0.0 255.255.0.0 U 0 0 0 eth0 *0.0.0.0 217.20.117.1 0.0.0.0 UG 0 0 0 eth0 * i just want to add bold line automatically and this is my ifconfig : root at lin3 [~]# ifconfig -a eth0 Link encap:Ethernet HWaddr 00:0C:29:83:21:44 inet addr:188.72.255.189 Bcast:188.72.255.255 Mask:255.255.255.0 inet6 addr: fe80::20c:29ff:fe83:2144/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:9653 errors:0 dropped:0 overruns:0 frame:0 TX packets:458 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:876648 (856.1 KiB) TX bytes:50814 (49.6 KiB) Base address:0x2000 Memory:d8920000-d8940000 lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:16436 Metric:1 RX packets:483 errors:0 dropped:0 overruns:0 frame:0 TX packets:483 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:75305 (73.5 KiB) TX bytes:75305 (73.5 KiB) sit0 Link encap:IPv6-in-IPv4 NOARP MTU:1480 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:0 (0.0 b) TX bytes:0 (0.0 b) 2010/3/29 Matt Iavarone <matt.iavarone at gmail.com> > 2010/3/29 cahit Eyigünlü <cahit.eyigunlu at gmail.com>: > > This is my two line on route-eth0 > > address0=217.20.117.1 > > subnet0=255.255.255.255 > > but what should be next line for default gateway the only thing that i > could > > not complete is default gateway setting > > and my netstat table must looklike this : > > Destination Gateway Genmask Flags MSS Window irtt > > Iface > > 217.20.117.1 0.0.0.0 255.255.255.255 UH 0 0 0 > > eth0 > > xx.xx.xx.0 0.0.0.0 255.255.255.0 U 0 0 0 > eth0 > > 0.0.0.0 217.20.117.1 0.0.0.0 UG 0 0 0 > > eth0 > > and now i see only the first two line truely i am adding 3rd line on > every > > time restart manually with route add default gw > > > > 2010/3/29 Les Mikesell <lesmikesell at gmail.com> > >> > >> cahit Eyigünlü wrote: > >> > i am reaching the network with this : > >> > route add -net 217.20.117.1 netmask 255.255.255.255 dev eth0 > >> > route add default gw 217.20.117.1 > >> > > >> > i have added eth0 > >> > address0=217.20.117.1 > >> > subnet0=255.255.255.255 > >> > > >> > the first command is ok but how could i set the second command to cent > >> > os to do it automatically > >> > > >> > >> If you create a file named /etc/sysconfig/network-scripts/route-eth0 you > >> can put > >> lines in it that will have 'ip route' added at the beginning and > executed > >> after > >> the interface is up. "ip route" takes some different arguments than the > >> "route" > >> command - see "man ip" for details. > >> > >> -- > >> Les Mikesell > >> lesmikesell at gmail.com > >> > >> > >> > >> _______________________________________________ > >> CentOS mailing list > >> CentOS at centos.org > >> http://lists.centos.org/mailman/listinfo/centos > > > > > > _______________________________________________ > > CentOS mailing list > > CentOS at centos.org > > http://lists.centos.org/mailman/listinfo/centos > > > > > > Why don't you post the results of 'ifconfig -a' and 'ip route show'? > Giving information piecemeal is not helping anyone. > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20100329/296c00f5/attachment-0005.html>