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Article #68

Linux/Teles ISDN/syncPPP success story

#68
From: Michael Bartmann
Date: Wed, 08 Nov 1995 08:58
76 lines
3225 bytes
I finally got it all up and running. My environment:

Hardware:
---------
 P90 Triton, 24MB, Teles S0/16 (NOT! the new S0.3)
 connected to EuroISDN-Line (dss1) (parallel to a EUMEX 208)

Software:
---------
 Kernel 1.3.37 (unpatched, compressed slip enabled!)
 syncPPP Package from Michael Hipp
  (http://134.2.129.23/~hipp/isdn/isdn0.6.6-ppp2.2.tar.gz)
  which includes:
    isdn4linux 0.6.6beta (Fritz Elfert, modified by Michael Hipp)
    teles driver 0.4b    (Jan den Ouden, modified by Michael Hipp)
    pppd 2.2.0c          (Al Longyear et al., modified by Michael Hipp)


What I did:
-----------
after reading all the README's (a must!) and changing
   ..../isdn/isdn.c
   ..../teles/teles.h
   ..../teles/config.c

it compiled out of the box. changing
   ..../rc.isdn
   ..../rc.cleanup.isdn

to my local numbers it worked for me immediatelly.

Features tested:
----------------
1) (simple) Dialup to a ISDN-Mailbox as a VT100-Terminal
   using seyon. ZMODEM-downloads (sz and rz) work fine.
2) (not so simple) Dialup to a CISCO 7000 (IOS 10.3)
   with S2M(PRI)-Board configured for PPP/PAP
3) (trivial when IP is up:)
     a bunch of IP-Applications (FTP, Telnet, Netscape et al.)
     a transfer-rate of 7.2kb/sec
     Remote-X-Sessions
     Access to WfW-Fileservers using kernel-SMBFS

Problems encountered:
---------------------
Heavy trafic (flood ping with 1kb-packets) sometimes break
my connection.
Dialback does not work for me, although it works for others.
I get a SETUP form the CISCO, my box emits a two ALERTs but
it then gets a RELEASE from the CISCO.
The CISCO does not allow CHAP, header-compression or channel
bundling (at the moment, Admins plan to upgrade to IOS 11.x soon)
I first used the wrong PPP username/passwd-pair (my fault).
This is case-sensitive. But as though I used the wrong username
(lowercase instead uppercase), the CISCO reported an AUTHENTICATION-
ACKNOGLEDGE (a bug), and continued with IP-Setup, but the line was only
(invisibly) opened unidirectional, my PING got through, but the replies
from the CISCO didn't come back. This took me one week. With the help
of Michael Hipp and our local Router-Admin. I finally found the
mistake (after chewing half of my fingers off :-)

Another success (Linux-Fans stop here :-)
---------------
Using MSDOS 6.22, Windows 3.11, OnNet TCP-IP-Stack, VXD-Capi 1.1,
and the ISDI-PPP-NDIS-Driver i got IP-access from Windows too.
This should work for Win95 with Capi 2.0 and CINDI-Driver, too.
See the appropriate links on Dan Kegels ISDN-Homepage.
(Please don't flame me for using MSDOS/WINDOWS, this is a must
dictated by my company)

have fun,

  Michael

--
Michael Bartmann (Bartmann@TIC.Thyssen.com)
Technical Details
Message-ID: <30A07129.C37BF36@TIC.Thyssen.com>
Path: arc1-ca.pugleaf.net!roka.net!usenet!Bartmann

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Newsgroups: comp.os.linux.networking,de.comm.isdn,comp.dcomm.isdn,comp.protocols.ppp
Message-ID: <30A07129.C37BF36@TIC.Thyssen.com>
From: Bartmann@TIC.Thyssen.com (Michael Bartmann)
Path: arc1-ca.pugleaf.net!roka.net!usenet!Bartmann
Subject: Linux/Teles ISDN/syncPPP success story
Date: Wed, 08 Nov 1995 08:58:17 +0000
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