[pptp-server] Problems to connect w/ Encryption
Emir Toktar
toktar at per.com.br
Wed Aug 11 22:15:17 CDT 1999
I'm not sure , but isn't it necessary put in /etc/ppp/options:
...
name servername_vpn
....
// same in
/etc/ppp/chap-secret
> # client server secret IP addresses
..... servername_vpn .......
Emir Toktar
----- Original Message -----
From: Carlos Castro Pena <jcaspen at ittc.ukans.edu>
To: <pptp-server at lists.schulte.org>
Sent: Wednesday, August 11, 1999 9:02 PM
Subject: [pptp-server] Problems to connect w/ Encryption
> I am trying to connect w/ encryption enabled, but I get the following
> error:
>
> Aug 11 18:34:19 xxx pptpd[428]: MGR: Manager process started
> No free connection slots or IPs available - no more clients can connect!
>
> Aug 11 18:43:53 xxxx pptpd[428]: MGR: No free connection slots or IPs -
> no more clients can connect!
> Aug 11 18:43:53 xxxx pptpd[436]: CTRL: Client a.b.c.d control connection
> started
> /usr/sbin/pppd: The remote system is required to authenticate itself but
> I
> /usr/sbin/pppd: couldn't find any suitable secret (password) for it to
> use to do so.
> Aug 11 18:43:54 xxxx pptpd[436]: CTRL: Starting call (launching pppd,
> opening GRE)
> Aug 11 18:43:54 xxxx pptpd[436]: GRE: read(fd=5,buffer=804cffc,len=8196)
> from PTY failed: status = -1 error = Input/output error
> Aug 11 18:43:54 xxxx pptpd[436]: CTRL: PTY read or GRE write failed
> (pty,gre)=(5,6)
> Aug 11 18:43:54 xxxx pptpd[436]: CTRL: Client a.b.c.d control
> connection finished
> Aug 11 18:43:54 xxxx pppd[437]: The remote system is required to
> authenticate itself but I
> Aug 11 18:43:54 xxxx pppd[437]: couldn't find any suitable secret
> (password) for it to use to do so.
>
>
> POPTOP:
> ------
>
> /etc/ppp/options:
>
> lock
> debug
> auth
> +chap
> +chapms
> +chapms-v2
> mppe-40
> mppe-128
> mppe-stateless
>
> /etc/ppp/chap-secret
>
> # Secrets for authentication using CHAP
> # client server secret IP addresses
> xxxxxxxx server xxxxxxxx *
>
> /etc/pptpd.conf
>
> speed 115200
> localip 10.0.2.22
> remoteip 10.0.2.30
>
> lsmod (ppp is compiled in the kernel):
>
> Module Size Used by
> ppp_mppe 10432 0 (unused)
> ppp_deflate 38460 0 (unused)
> bsd_comp 3456 0 (unused)
>
> /user/sbin/pptpd: was generated from kernel 2.3.8 + patch + rc4 files
> from SSLeay 0.6.6b
>
>
> Execution script:
>
> sudo arp --set 10.0.2.22 aa:bb:cc:dd:ee:ff pub
> sudo ../pptpd-0.9.11/pptpd
>
>
> Client:
> ----
> I will put my pptp 1.0.2 client configuration . I get the same error as
> listed before with the Windows 98 clients. Both clients worked without
> problems with PoPTop with no encryption.
> I installed pppd here as in the PoPtop server (patched w/ rc4)
>
> The linux client says :
>
> (unknown)[391]: log[pptp_dispatch_ctrl_packet:pptp_ctrl.c:531]: Client
> connection established.
> (unknown)[391]: log[pptp_dispatch_ctrl_packet:pptp_ctrl.c:637]: Outgoing
> call established.
>
> /usr/sbin/pppd: The remote system (xxxxxxxx) is required to authenticate
> itself but I
> /usr/sbin/pppd: couldn't find any suitable secret (password) for it to
> use to do so.
> (unknown)[391]: log[pptp_read_some:pptp_ctrl.c:368]: read error: Broken
> pipe
>
> The Windows client says that I was disconnected.
>
> /etc/ppp/options:
>
> lock
> debug
> auth
> +chap
> +chapms
> +chapms-v2
> mppe-40
> mppe-128
> mppe-stateless
>
> /etc/ppp/chap-screts:
>
> # client server secret IP addresses
> xxxxxxxx server xxxxxxxx *
>
>
> Execution script:
>
> sudo ../pptp-linux-1.0.2/pptp hostname name xxxxxxxx remotename xxxxxxxx
>
> The name and remotename user here are the same as the ones defined in
> the chap-secrets file of PoPTop
>
>
> Any suggestion?
>
>
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