Re: [VPN] pptp CHAP authentication fails

[Dan Williams <dcbw redhat com>]

On Sat, 2008-03-15 at 13:17 +0530, Arun Raghavan wrote:
> Hello,
> I've been having trouble getting my pptp connection up on
> NetworkManager. Starting it up on the console works, but CHAP
> authentication fails when I use NM. I am certain the password is
> write. PPTP debug output below. Could someone help, please?

Random question; does your username or password contain non-ASCII
characters?

Dan

> I'm using NetworkManager-0.6.6, and
> NetworkManager-pptp-0.1.0_p20070726 on Gentoo.
> 
> Mar 14 19:06:02 [pppd] Plugin nm-pptp-service-pppd-plugin.so loaded.
> Mar 14 19:06:02 [pppd] nm-pptp: plugin initialized.
> Mar 14 19:06:02 [pppd] pppd 2.4.4 started by root, uid 0
> Mar 14 19:06:02 [pppd] using channel 3
> Mar 14 19:06:02 [pppd] Using interface ppp0
> Mar 14 19:06:02 [pppd] Connect: ppp0 <--> /dev/pts/5
> Mar 14 19:06:03 [pppd] sent [LCP ConfReq id=0x1 <mru 1000> <asyncmap
> 0x0> <magic 0xee6b7dc4> <pcomp> <accomp>]
> Mar 14 19:06:03 [pppd] rcvd [LCP ConfReq id=0x1 <asyncmap 0x0> <auth
> chap MS-v2> <magic 0x2ef8dc07> <pcomp> <accomp>]
> Mar 14 19:06:03 [pppd] sent [LCP ConfAck id=0x1 <asyncmap 0x0> <auth
> chap MS-v2> <magic 0x2ef8dc07> <pcomp> <accomp>]
> Mar 14 19:06:06 [pppd] sent [LCP ConfReq id=0x1 <mru 1000> <asyncmap
> 0x0> <magic 0xee6b7dc4> <pcomp> <accomp>]
> Mar 14 19:06:06 [pppd] rcvd [LCP ConfAck id=0x1 <mru 1000> <asyncmap
> 0x0> <magic 0xee6b7dc4> <pcomp> <accomp>]
> Mar 14 19:06:06 [pppd] sent [LCP EchoReq id=0x0 magic=0xee6b7dc4]
> Mar 14 19:06:06 [pppd] rcvd [LCP EchoReq id=0x0 magic=0x2ef8dc07]
> Mar 14 19:06:06 [pppd] sent [LCP EchoRep id=0x0 magic=0xee6b7dc4]
> Mar 14 19:06:06 [pppd] rcvd [CHAP Challenge id=0xc7
> <c845a50c555251810012199758c4dd0c>, name = "pptpd"]
> Mar 14 19:06:06 [pppd] sent [CHAP Response id=0xc7
> <47533f8c010d2df36e95179a001891870000000000000000ab2fdb820be976c7bb9fc41a3476fa443ef6bd49a046a0c700>,
> name = "arunsr"]
> Mar 14 19:06:06 [pppd] rcvd [LCP EchoRep id=0x0 magic=0x2ef8dc07]
> Mar 14 19:06:06 [pppd] rcvd [CHAP Failure id=0xc7 "E=691 R=1
> C=c845a50c555251810012199758c4dd0c V=0 M=Access denied"]
> Mar 14 19:06:06 [pppd] MS-CHAP authentication failed: Access denied
> Mar 14 19:06:06 [pppd] CHAP authentication failed
> Mar 14 19:06:06 [pppd] sent [LCP TermReq id=0x2 "Failed to
> authenticate ourselves to peer"]
> Mar 14 19:06:06 [pppd] rcvd [LCP TermReq id=0x2 "Authentication failed"]
> Mar 14 19:06:06 [pppd] sent [LCP TermAck id=0x2]
> Mar 14 19:06:06 [pppd] rcvd [LCP TermAck id=0x2]
> Mar 14 19:06:06 [pppd] Connection terminated.
> Mar 14 19:06:06 [pppd] Script /usr/sbin/pptp 172.27.16.60
> --nolaunchpppd finished (pid 14132), status = 0x0
> Mar 14 19:06:06 [pppd] Exit.
> 
> TIA,