*BSD News Article 98653


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From: j@uriah.heep.sax.de (J Wunsch)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: PPP- a one way street?
Date: 27 Jun 1997 21:31:52 GMT
Organization: Private BSD site, Dresden
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Jack <harpoMARX@javanet.com> wrote:

> After scanning through more mailing list and news archives than I
> would've liked, I have to admit that I have no idea why I can't
> telnet/ping the ip address which is assigned me (dynamicaly) by my
> isp.

Why do you want at all?

PPP interfaces are simplex, i.e. they don't see their own packets.  I
think you need to add a route to your own end through localhost if you
really wanna talk to yourself -- but if that's your only desire, why
don't you telnet to localhost directly?

The PPP link itself should not be affected by your unability to talk
to yourself.

> The only thing I'm worried about is that I did not use the gateway
> address my isp gave me anywhere! (It's 205.219.162.1)

> default            206.103.15.2       UGc         1        0      tun0
> 127.0.0.1          127.0.0.1          UH          0        0       lo0
> 206.103.15.2       206.103.15.27      UH          2        0      tun0

Given that your remote end is 206.103.15.2, i don't see what the 205
address should be good for at all.  But this question cannot be
answered without knowing the exact topology of the underlying network.

Try talking to 206.103.15.2 first, then tracerouting your supposed
nameservers.  Maybe your ISP simply doesn't know the in's and out's,
and told you about _his_ default gateway.

-- 
cheers, J"org

joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)