On Mon, 20 Dec 1999, Eric van Oorschot wrote:

|I'm using ppp 2.3.10 for a callback connection with a Windows NT RAS
|server. I've read the README.cbcp and the README.MSCHAP80 and followed
|all advices in both README's. But when my RAS server calls back, after
|a few minutes the connection is canceled. 
|In the past I've used 2.3.5 and 2.3.7 and in both versions I changed
|the following line in the lcp.c files
|
|   ppp_recv_config(unit, PPP_MRU, (lax_recv? 0: 0xffffffff), 
|
|into
|
|     ppp_recv_config(unit, PPP_MRU, (lax_recv? 0: 0x00000000), 
|
|So, I did the same in 2.3.10.
|
|And now it works. I think it's clear to everybody that I'm just
|following a recipe instead of understanding what I'm doing. 
|But what am I doing ? Am i creating a serious security bug in the pppd
|daemon or why isn't it changed since 2.3.5 ?

That code change was necessary in ppp-2.3.5 to make an NT RAS callback
connection.  But in version 2.3.6 or 2.3.7 the option receive-all was added
which allows an NT RAS callback connection without modifying the code.

---
Clifford Kite                                               Not a guru. (tm)


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