On Tue, Mar 23, 2010 at 6:50 AM, Suresh Kumar Subramanian <[email protected]> wrote: > Hi, > > 1) How do i add multiple loopback address in the linux (similar to cisco hw). > I have one ethernet interface (192.168.101.2/24), and i want to simulate > multiple > private networks(10.1.1.1/24,10.2.1.1/24,10.3.1.1/24). I thought i can add > multple > loopback interface for each network. But i am able to add only one loopback > device in the linux (I have used ifconfig lo 10.1.1.1 command for loopback > device confguration. Also it doesnt accept the mask) > Any idea how to add multiple loopback addresses? > > 2) Also routing table doesnt show the loopback device. > I mean, If i ping the loopback device it pings. (ex : ping 10.1.1.1 - ping > works) > Suppose i want to ping the loopback device from the eth0 interface then ping > failed( Ex : my eth0 ip is 192.168.101.2, & loopback ip is 10.1.1.1. > ping -I eth0 10.1.1.1 is failed.no response) > > How do i add the route for the loopback devices. > > My setup: > FC12 > one ethernet interface present 10/100Mbps.
Something wrong with your entire idea. Loopback devices do not have IPs other than 127/8. You need to use eth0:0 to eth0:n Thanks. -Girish -- Gayatri Hitech web: http://gayatri-hitech.com SpamCheetah Spam filter: http://spam-cheetah.com _______________________________________________ ILUGC Mailing List: http://www.ae.iitm.ac.in/mailman/listinfo/ilugc
