Re: This list is my Obi Wan - please help if you can PPTP VPN Client in Ubuntu Server

Hey Phillip-

Thanks for your response. I have poured over the site you sent me before 
posting to this list. I can get those H M S L D C codes to match - but then 
it can't negotiate the key length:
pppd options in effect:
debug           # (from command line)
nodetach                # (from command line)
logfd 2         # (from command line)
dump            # (from command line)
noauth          # (from /etc/ppp/options.pptp)
refuse-chap             # (from /etc/ppp/options.pptp)
refuse-mschap           # (from /etc/ppp/options.pptp)
refuse-eap              # (from /etc/ppp/options.pptp)
name dc2                # (from /etc/ppp/peers/work)
                # (from /etc/ppp/options.pptp)
pty pptp workip --nolaunchpppd           # (from command line)
crtscts         # (from /etc/ppp/options)
                # (from /etc/ppp/options)
asyncmap 0              # (from /etc/ppp/options)
lcp-echo-failure 4              # (from /etc/ppp/options)
lcp-echo-interval 30            # (from /etc/ppp/options)
hide-password           # (from /etc/ppp/options)
proxyarp                # (from /etc/ppp/options)
nobsdcomp               # (from /etc/ppp/options.pptp)
nodeflate               # (from /etc/ppp/options.pptp)
noipx           # (from /etc/ppp/options)
using channel 65
Using interface ppp0
Connect: ppp0 <--> /dev/pts/1
sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xa1747f> <pcomp> <accomp>]
rcvd [LCP ConfReq id=0x1 <asyncmap 0x0> <auth chap MS-v2> <magic 0x2feda503> 
<pcomp> <accomp>]
sent [LCP ConfAck id=0x1 <asyncmap 0x0> <auth chap MS-v2> <magic 0x2feda503> 
<pcomp> <accomp>]
rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0xa1747f> <pcomp> <accomp>]
sent [LCP EchoReq id=0x0 magic=0xa1747f]
rcvd [LCP EchoReq id=0x0 magic=0x2feda503]
sent [LCP EchoRep id=0x0 magic=0xa1747f]
rcvd [CHAP Challenge id=0xec <4b413b6a66a80931bb90420755f9970e>, name = 
"pptpd"]
sent [CHAP Response id=0xec 
<22e8221ee07f679fec39f2d04c90fa800000000000000000929b4cdd7a4cbe2a089b3ba3111b1f9dfafa93ff4ee4ced300>, 
name = "dc2"]
rcvd [LCP EchoRep id=0x0 magic=0x2feda503]
rcvd [CHAP Success id=0xec "S=6ACD2D8A959C6FD0D188F7F85910FEF2ABF5D22F 
M=Access granted"]
CHAP authentication succeeded
sent [IPCP ConfReq id=0x1 <compress VJ 0f 01> <addr 0.0.0.0>]
rcvd [CCP ConfReq id=0x1 <mppe -H +M +S +L -D -C>]
sent [CCP ConfReq id=0x1]
sent [CCP ConfRej id=0x1 <mppe -H +M +S +L -D -C>]
rcvd [IPCP TermAck id=0x1]
rcvd [CCP ConfAck id=0x1]
rcvd [LCP TermReq id=0x2 "MPPE required but cannot negotiate MPPE key 
length"]
LCP terminated by peer (MPPE required but cannot negotiate MPPE key length)
sent [LCP TermAck id=0x2]
rcvd [LCP ConfReq id=0x3 <asyncmap 0x0> <auth chap MS-v2> <magic 0x86073efc> 
<pcomp> <accomp>]
Connection terminated.
Modem hangup
Waiting for 1 child processes...

--------------------------------------------------
From: "Phillip S. Davis" <[email protected]>
Sent: Sunday, October 14, 2012 3:08 PM
To: "Judy" <[email protected]>
Cc: <[email protected]>
Subject: Re: [Poptop-server] This list is my Obi Wan - please help if you 
can	PPTP VPN Client in Ubuntu Server

> Judy,
>
> What I note is that the MPPE negotiation is failing:
>
> sent [CCP ConfReq id=0x1 <mppe +H -M +S +L -D -C>]
> rcvd [CCP ConfReq id=0x1 <mppe -H +M +S +L -D -C>]
> Refusing MPPE stateful mode offered by peer
>
> IF you look your client seems to be sending the opposite of the H and M 
> flags:
>
> mppe +H -M
>
> but the rcvd shows
>
> mppe -H +M
>
> so that's likely where you'll need to tweak it.
>
> I found this site that seems to discuss this particular failure:
>
> http://pptpclient.sourceforge.net/howto-diagnosis.phtml#mppe_rbpnf
>
> ~Phil
>
> ----- Original Message -----
> From: "Judy" <[email protected]>
> To: [email protected]
> Sent: Sunday, October 14, 2012 8:11:25 AM
> Subject: [Poptop-server] This list is my Obi Wan - please help if you can 
> PPTP VPN Client in Ubuntu Server
>
>
>
> I have been at this for 2 days now...any help greatly appreciated.
>
> Trying to connect my Ubuntu 8.04.3 LTS , Linux 2.6.24-24-server on i686 
> via PPTP VPN Client to a PPTP Server running at work on a Cisco RV042. I 
> have ADMIN rights to the Cisco router, but there are no options available 
> for the PPTP server, you just enable it and add usernames/passwords.
>
>
> I actually have the PPTP VPN client up in Webmin as well, I have tried 
> every option there as well as changing them in the config files 
> themselves. Below is the latest flavor, but every option gives basically 
> the same result.
>
> I have googled until I am blue in the face. I get obsessed with this 
> stuff, so if anyone can help it will mean I can go back to eating and 
> sleeping again.
> Thanks in advance,
> Judy
>
> Here is the out put of pppd pty 'pptp ipaddressofwork --nolaunchpppd' call 
> work debug dump logfd 2 nodetach
> pppd options in effect:
> debug # (from command line)
> nodetach # (from command line)
> logfd 2 # (from command line)
> dump # (from command line)
> noauth # (from /etc/ppp/options.pptp)
> refuse-chap # (from /etc/ppp/options.pptp)
> refuse-mschap # (from /etc/ppp/options.pptp)
> refuse-eap # (from /etc/ppp/options.pptp)
> name dc2 # (from /etc/ppp/peers/work)
> # (from /etc/ppp/options.pptp)
> pty pptp ipaddressofwork --nolaunchpppd # (from command line)
> crtscts # (from /etc/ppp/options)
> # (from /etc/ppp/options)
> asyncmap 0 # (from /etc/ppp/options)
> lcp-echo-failure 4 # (from /etc/ppp/options)
> lcp-echo-interval 30 # (from /etc/ppp/options)
> hide-password # (from /etc/ppp/options)
> proxyarp # (from /etc/ppp/options)
> nobsdcomp # (from /etc/ppp/options.pptp)
> nodeflate # (from /etc/ppp/options.pptp)
> require-mppe # (from /etc/ppp/peers/work)
> nomppe-stateful # (from /etc/ppp/peers/work)
> noipx # (from /etc/ppp/options)
> using channel 61
> Using interface ppp0
> Connect: ppp0 <--> /dev/pts/1
> sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xd1358b76> <pcomp> 
> <accomp>]
> rcvd [LCP ConfReq id=0x1 <asyncmap 0x0> <auth chap MS-v2> <magic 
> 0x60d00ed9> <pcomp> <accomp>]
> sent [LCP ConfAck id=0x1 <asyncmap 0x0> <auth chap MS-v2> <magic 
> 0x60d00ed9> <pcomp> <accomp>]
> sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xd1358b76> <pcomp> 
> <accomp>]
> rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0xd1358b76> <pcomp> 
> <accomp>]
> sent [LCP EchoReq id=0x0 magic=0xd1358b76]
> rcvd [LCP EchoReq id=0x0 magic=0x60d00ed9]
> sent [LCP EchoRep id=0x0 magic=0xd1358b76]
> rcvd [CHAP Challenge id=0x4c <584b2a79cdf02c0476158bd70996fa88>, name = 
> "pptpd"]
> sent [CHAP Response id=0x4c 
> <5b873daf1f9704378dd9211e716aa6a50000000000000000476de9c83fb6017197b564c683dc093b9ee9708a6e29360900>, 
> name = "dc2"]
> rcvd [LCP ConfReq id=0x2 <asyncmap 0x0> <auth chap MS-v2> <magic 
> 0xcc79c142> <pcomp> <accomp>]
> sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0xd31b3122> <pcomp> 
> <accomp>]
> sent [LCP ConfAck id=0x2 <asyncmap 0x0> <auth chap MS-v2> <magic 
> 0xcc79c142> <pcomp> <accomp>]
> rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0xd1358b76> <pcomp> 
> <accomp>]
> rcvd [LCP ConfAck id=0x2 <asyncmap 0x0> <magic 0xd31b3122> <pcomp> 
> <accomp>]
> sent [LCP EchoReq id=0x0 magic=0xd31b3122]
> rcvd [LCP EchoReq id=0x0 magic=0xcc79c142]
> sent [LCP EchoRep id=0x0 magic=0xd31b3122]
> rcvd [CHAP Challenge id=0xb4 <4f18bb84543d48bb542d3cda8e549930>, name = 
> "pptpd"]
> sent [CHAP Response id=0xb4 
> <b4fb67ca01b2195926609ebc35885e550000000000000000c22489d3bbb30d0636677b9527013e5554cd152f3f971dc800>, 
> name = "dc2"]
> rcvd [LCP EchoRep id=0x0 magic=0xcc79c142]
> rcvd [CHAP Success id=0xb4 "S=45A2939921E17A3A76D49EEB58B57693B252109F 
> M=Access granted"]
> CHAP authentication succeeded
> sent [CCP ConfReq id=0x1 <mppe +H -M +S +L -D -C>]
> rcvd [CCP ConfReq id=0x1 <mppe -H +M +S +L -D -C>]
> Refusing MPPE stateful mode offered by peer
> MPPE required but peer negotiation failed
> sent [LCP TermReq id=0x3 "MPPE required but peer negotiation failed"]
> sent [CCP ConfRej id=0x1 <mppe -H +M +S +L -D -C>]
> rcvd [CCP ConfNak id=0x1 <mppe -H -M +S -L -D -C>]
> Discarded non-LCP packet when LCP not open
> rcvd [LCP TermAck id=0x3]
> Connection terminated.
> Waiting for 1 child processes...
> script pptp ipaddressofwork --nolaunchpppd, pid 27168
> Script pptp ipaddressofwork --nolaunchpppd finished (pid 27168), status = 
> 0x0
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
>
> ------------------------------------------------------------------------------
> Don't let slow site performance ruin your business. Deploy New Relic APM
> Deploy New Relic app performance management and know exactly
> what is happening inside your Ruby, Python, PHP, Java, and .NET app
> Try New Relic at no cost today and get our sweet Data Nerd shirt too!
> http://p.sf.net/sfu/newrelic-dev2dev
> _______________________________________________
> Poptop-server mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/poptop-server 


------------------------------------------------------------------------------
Don't let slow site performance ruin your business. Deploy New Relic APM
Deploy New Relic app performance management and know exactly
what is happening inside your Ruby, Python, PHP, Java, and .NET app
Try New Relic at no cost today and get our sweet Data Nerd shirt too!
http://p.sf.net/sfu/newrelic-dev2dev