Re: [mpls-linux-general] LDP-Portable and other questions

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

hi dani,=0A  ethereal will work with mpls-linux. and redhat 7.1.. after cap=
turing packet u will have IP fragmented.. n after cliking on it u will find=
 MPLS packet..=0Aanish=0A=0A=0AOn Mon, 28 Jan 2002 Daniel Gregorio Catalan =
wrote :=0A> Hi! I have installed linux-mpls 0.996 (mpls 1.0) over =0A> linu=
x kernel 2.4.13 (Red Hat 6.2 distribution) in =0A> pentium 133 with 32 Mb R=
AM it seems to work properly, =0A> but I have some questions:=0A> =0A> (Fir=
st of all, sorry for my english...)=0A> =0A> - Can someone tell me one easy=
 way to find out if I =0A> have installed correctly the mpls-linux?=0A> =0A=
> - How can I redirect the mplsadm debug messages to a =0A> file?=0A> =0A> =
- When I make the basic example that is in =0A> mpls-linux/utils/ (this is =
a simple LSP between two =0A> hosts) After executing all the commands to ma=
ke the LSP =0A> I put in both hosts ./mplsadm -d to set the debug =0A> opti=
on. Then I make a ping from one host to the other =0A> with the count optio=
n in order to send only one packet. =0A> In the sending-host it seems to wo=
rk properly because =0A> it ends with mpls_output: exit , however in the =
=0A> receiving-host it ends with the mpls_rcv: exit message =0A> but it doe=
sn't end executing the mplsadm, it seems to =0A> be waiting to another mess=
age. And when I make another =0A> ping, it receive it in the same way as th=
e first one =0A> and it continues waiting. It seems to be a no-end loop, =
=0A> the only way to exit from it is with 'control + c'. Is =0A> it correct=
? or Do I have installed or executed wrongly =0A> the mplsadm utility?=0A> =
    In receiving host side these are the messages:=0A> =0A>                =
 mpls_rcv: exit=0A>                 mpls_opcode_peek: enter=0A>            =
     mpls_opcode_peek: exit=0A>                 mpls_input: enter=0A>      =
           mpls_input:  labelspace=3D 0, label=3D 17, =0A> exp=3D 0, B.O.S.=
=3D 1, TTL=3D 64=0A>                 mpls_input: pop=0A>                 mp=
ls_opcode_pop: enter=0A>                 mpls_opcode_pop: exit=0A>         =
        mpls_input: mii_proto 8=0A>                 mpls_finish: enter=0A> =
                mpls_finish: exit=0A>                 mpls_input: sending t=
o IPv4=0A>                 skb_dump from eth0 with len 84 (284) =0A> headro=
om=3D 32 tailroom=3D 8=0A>                     (three lines with ASCII char=
s, I =0A> think they are the bytes that are in the packet)=0A>             =
    mpls_input: retval from ip_rcv 0=0A>                 mpls_rcv: exit=0A>=
 =0A> (And here is where it waits to receive another packet =0A> from the o=
ther host)=0A> =0A> - Now I have compiled the ldp-portable package, and I =
=0A> don't know how it exactly works.=0A> I have had some compiling problem=
s, the first time I =0A> try to build it, it failed and ended with a core_d=
ump. =0A> But then I made a clean, and then, when I compiled the =0A> packa=
ge it seems to be compiled correctly (only a few =0A> warning messages abou=
t unused variables).=0A> So, can someone tell me a basic list of instructio=
ns =0A> (in the ldp-portable prompt) to verify that =0A> ldp-portable works=
 properly? =0A> =0A> - It seems you have to add hosts and interfaces, but d=
o =0A> I have to add a LSP between the host with mplsadm =0A> before using =
ldp-portable?  or Does ldp-portable make =0A> the LSPs? =0A> =0A> - Is ther=
e some documentation about this package?=0A> =0A> - Now I'm trying to insta=
ll ethereal to take some =0A> statistics, but I don't know if it works with=
 =0A> mpls-linux. I'm tryng with ethereal 0.8.19, but I can't =0A> install =
it in Red Hat 6.2, so now I'm going to install =0A> Red Hat 7.1, but I don'=
t know if it will work with =0A> mpls-linux and ethereal. Can someone help =
me?=0A> =0A> Thanks in advance!=0A> =0A> Dani=0A =0A