[pptp-server] 619 Error, problem with pppd

[robert]

The stock answer from the 2.4 howto is to make sure pty support compiled into 
your kernel.  Since you apparently rolled your own, that answer may be 
correct.

On Monday 28 January 2002 06:27 pm, Vodo Baas wrote:
> I am running PoPToP version version 1.0.1 as a server and when I try to
> connect with a Win 2000 computer I get a 619 error stating that the port is
> not connected.  When I check the log I see this:
>
> pptpd[2370]: MGR: Manager process started
> pptpd[2379]: CTRL: Client 12.147.193.69 control connection started
> pptpd[2379]: CTRL: Starting call (launching pppd, opening GRE)
> pppd[2380]: pppd 2.4.0 started by root, uid 0
> pppd[2380]: Couldn't set tty to PPP discipline: Invalid argument
> pppd[2380]: Exit.
> pptpd[2379]: GRE: read(fd=5,buffer=804da20,len=8196) from PTY failed:
> status = -1 error = Input/output error
> pptpd[2379]: CTRL: PTY read or GRE write failed (pty,gre)=(5,6)
> pptpd[2379]: CTRL: Client 12.147.193.69 control connection finished
>
> If I am reading this right, the call that pptpd uses to call pppd is
> incorrect and causing my connections to fail.
>
> Here is the version information for what I am using:
> Red Hat Linux 7.1
> Linux Kernel 2.4.17 (From kernel.org)
> PoPToP 1.0.1
> ppp 2.4.0
>
> I noticed that in the mailing list the version of ppp that most peopl use
> is 2.3.8 through 2.3.11 is there a compatibility issue with 2.4.0? 
> Regardless, I have been searching for a while and have not been able to
> locate any other versions of ppp.
>
> Under normal circumstances I do have a firewall in place (through ipchains)
> but when I test the VPN I disable it with this script:
>
> ipchains -F
> ipchains -P input ACCEPT
> ipchains -P output ACCEPT
> ipchains -P forward REJECT
> ipchains -A forward -p 47 -j ACCEPT
> ipchains -A forward -i eth1 -j MASQ
> ipchains -A input -p 47 -j ACCEPT
> ipchains -A output -p 47 -j ACCEPT
>
> The last 2 lines dealing with the GRE protocol should be redundant with the
> ACCEPT policy, but I have them in there just to be safe.
>
> The options.pptp (I have it named pptp.options though) file:
>
> lock
> debug
> auth
> +chap
> proxyarp
>
> The pptp.conf file:
>
> debug
> option /etc/ppp/pptp.options
> localip 172.16.0.200
> remoteip 172.16.0.225-250
>
> From everything I read this setup should be fine (most of it was copied
> from examples), but I still haven't had any luck with it.  If anyone sees
> something I did wrong please let me know.
>
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