No PPP in 2.6.16 Kernel

[Paul Howarth]

David Hough wrote:
> On Wed, 14 Jun 2006 08:54:01 +0100, Paul Howarth wrote:>
>> On Wed, 2006-06-14 at 02:57 -0400, Dave Jones wrote:
>>> On Wed, Jun 14, 2006 at 06:30:15AM +0000, David Hough wrote:
>>>  > This one has me baffled. I have a system running quite happily with
>>>  > kernel 2.6.15-1.2054_FC5 and I use it with pptp to establish a VPN
>>>  > connection. This works fine. However, both my attempts to use 2.6.16
>>>  > upgrade kernels (both 2111 and 2122, shown below) have failed due 
>>> to the
>>>  > errors as found in the system log.
>>>
> [big snip]
>>>
>>> Hmm, I vaguely remember this from quite a while back.
>>> iirc, it was caused by the pptp package bundling its own (out of date)
>>> ppp_generic module.  The kernel rpm does include ppp_generic.ko, and 
>>> it's
>>> not reliant upon any of those symbols.
>>
>> MPPE support in pptp prior to kernel 2.6.15 required an out-of-tree
>> ppp_mppe module, which in turn required a patched ppp_generic. From
>> 2.6.15, MPPE support is included in the upstream kernel and no fiddling
>> with out-of-tree modules is needed.
>>
> 
> That's probably the clue I need, thanks. The offending system was 
> upgraded from FC3 (2.6.12 kernel) to FC5 whereas the trouble-free system 
> was a fresh FC5 install. So I guess I just need to strip out the old 
> mppe stuff and possibly refresh some of the newer stuff to make sure the 
> latest file versions exist.

If you were using the dkms kernel module build method as suggested on 
the pptpclient website, "yum remove kernel_ppp_mppe" should remove the 
kernel module and replace the original one.

Paul.