Re: [mpls-linux-general] Routing over Linux

[anish v. <ani...@re...>]

hi,
abt configuring router u can check the entry in file 
/proc/sys/net/ipv4/ip_forward. if it's one then it's on otherwise 
it's off.
hope this help
anish
On Wed, 03 Apr 2002 Daniel Gregorio Catalan wrote :
>(First of all, sorry for my english)
>
>Hi! I'm making a network with 3 PC's with Linux-MPLS installed 
>over kernel
>2.4.13 in Red Hat Linux 7.1, now I'm testing the network before 
>configuring
>it with 'mplsadm' and I have some questions. The PC's have 2 
>ethernet cards
>in order to make the 'router' interfaces. I don't activate them 
>at boottime,
>I activate them with the 'ifconfig' command.
>
>- I can't ping from one side to other side of the network, that 
>is if I have
>the following network,
>1 ----- 2 ----- 3  I can ping between 2 and 3, and between 1 and 
>2 but I
>can't ping between 1 and 3, and  I can't ping between 1 and the 2 
>to 3
>interface too, and I can't ping between 3 and 2 to 1 interface 
>too. (it says
>that network is unreachable)
>
>I think that I have to activate routing, but I have seen with the 
>'network
>configuration' utility (in gnome system menu) that it is 
>activated in PC
>number 2 but it doesn't work. Have I activated routing properly? 
>Where can I
>check if routing is activated? and if I don`t have activated it, 
>how can I
>activate routing properly?
>
>- When I am configuring the ethernet cards (IP address, 
>netmask,
>gateways,...) to make a normal network, I have to put IP 
>addresses that
>belong to different networks (for the cards of a particular PC), 
>this is
>10.1.0.0 /16 (eth0)--- PC ---(eth1) 10.2.0.0 /16    but in a MPLS 
>network
>there isn't routers, they are all switches, so I suppose that all 
>the
>interfaces in a MPLS network (one MPLS domain) will have IP 
>addresses that
>belong to the same network. Is this correct?, or
>Do I have to put the cards' addresses in the same way as if they 
>were normal
>routers (different net address) when I make the MPLS network?
>
>Can someone help me? Best regards
>
>Dani
>
>
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