Re: [mpls-linux-general] another problem in ldp_linux
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Re: [mpls-linux-general] another problem in ldp_linux
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From: Venisa C. <vca...@ho...> - 2001-06-28 15:29:32
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Have you downloaded the last ldp-updates using CVS ? It seems that you are using the CVS version of ldp_linux before Jim sent his ldp-updates. regards, ~Venisa Cabrilla >From: Vincent Jardin <ja...@en...> >To: mpl...@li... >CC: mpl...@li... >Subject: Re: [mpls-linux-general] another problem in ldp_linux >Date: Thu, 28 Jun 2001 17:16:23 -0400 > >I could get quite the same problem, but there is a slight difference. I >need >to configure 10.0.0.6 first. > >When it does not work, I get the error: > PRT: ldp_state_recv_init: cannot find adj >on the router 10.0.0.6 when 10.0.0.5 is configured first. > >Otherwise, the mpls_in is filled properly when I configure 10.0.0.6 first. > >In the case it works (10.0.0.6 is the first router that I configure): >10.0.0.5 : >$ cat /proc/net/mpls_in >40004000 gen 16 0 POP DLV >40004400 gen 17 0 POP DLV >40004800 gen 18 0 POP DLV >but mpls_out, and mpls_fec remain empty. >Why ? > >10.0.0.6: >$ cat /proc/net/mpls_in >40004000 gen 16 0 POP DLV >40004400 gen 17 0 POP DLV >40004800 gen 18 0 POP DLV >but mpls_out, and mpls_fec remain empty. >Why ? > >Vincent > >Le Mercredi 27 Juin 2001 05:19, Venisa Cabrilla a écrit : > > Jim, > > > > Sorry, another problem ... :-) > > > > I know that my problem here will seem somewhat ridiculous but I have >spent > > two and half hours just to find my mistakes ... > > > > Please refer to the same configuration I gave you before, but now with > > mplsadm of course : > > > > > > lo 10.0.0.6 lo 10.0.0.5 > > --------- --------- > > > > | Router2 |----------------| Router1 | > > > > --------- --------- > > > > |eth2 192.168.12.0/24 |eth1 > > > > --------------------------------------- > > > > In router1: > > bash# ifconfig lo 10.0.0.5 netmask 255.255.255.255 > > bash# route add 10.0.0.6 gw 192.168.12.2 > > bash# mplsadm -L eth1:0 > > > > >From inside ldp_linux: > > > > prompt> add global 10.0.0.5 > > prompt> add interface eth1 > > > > In router2: > > bash# ifconfig lo 10.0.0.6 netmask 255.255.255.255 > > bash# route add 10.0.0.5 gw 192.168.12.1 > > bash# mplsadm -L eth2:0 > > > > >From inside ldp_linux: > > > > prompt> add global 10.0.0.6 > > prompt> add interface eth2 > > > > I do not know if the order of which we run and configure ldp_linux will > > certainly determine the result, but in my case, yes ! > > > > There are two possible cases, we run and configure ldp_linux first in > > router1 and then in router2, the other, we run and configure ldp_linux >in > > router2 and then router1. What I mean by running and configuring >ldp_linux > > here is that we type add global ... and add interface ... > > > > First, we run and configure ldp_linux first in router1(10.0.0.5) and >then > > in router2 (10.0.0.6), ldp_linux works well, I can see that mpls_* are >not > > empty and I can ping the machines. I can see the label mapping process >both > > within ldp_linux or by using ethereal. Everything seems right on its >path. > > > > Second, we run and configure ldp_linux first in router2(10.0.0.6) and >then > > in router1(10.0.0.1), well here comes the problem, mpls_* rest empty and >I > > can only see hello messages using ethereal, nothing else. > > There is no label mapping process and ldp_linux seems too quiet ... > > Here is the last captured messages inside ldp_linux in both routers : > > > > .... > > EXIT: ldp_buf_message > > EXIT: ldp_event > > > > After that, nothing. > > > > I have tried to figure out the reason but still cannot get it. I am sure > > that I use the same linux kernel and the same mpls patch in both routers >if > > it might be the problem. > > > > Is it possible that the problem might come from ldp_linux's init >messages, > > since for determining the host that will be active or passive for >starting > > the init message you should compare the host addresses (I might be >wrong) ? > > Or simply, the host (interface) that start sending hello messages will > > eventually become the active host for init message ? > > > > Please give me some clues. In my part, I will start looking your codes. > > > > > > regards, > > ~Venisa Cabrilla > > >_________________________________________________________________________ > > Get Your Private, Free E-mail from MSN Hotmail at >http://www.hotmail.com. > > > > > > _______________________________________________ > > mpls-linux-general mailing list > > mpl...@li... > > http://lists.sourceforge.net/lists/listinfo/mpls-linux-general > >_______________________________________________ >mpls-linux-general mailing list >mpl...@li... >http://lists.sourceforge.net/lists/listinfo/mpls-linux-general _________________________________________________________________________ Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com. |
