[rlug] problema debian pptpd

2010-02-09 Fir de Conversatie The Sorcerer
buna ziua,

am si eu o problema cu pptpd sub debian ...

am setat si configurat pptpd si functioneaza fara nici o problema la
connectarea de pe windows xp, dar ...

am un router Dir-100 cu firmware adus la zi, si cand incerc sa ma connectez
cu el primesc urmatoarea eroare:

Feb  9 12:57:36 linsrv pptpd[6736]: MGR: dropped small initial connection
Feb  9 12:57:36 linsrv pptpd[11553]: CTRL: Client ... control connection
started
Feb  9 12:57:36 linsrv pptpd[11553]: CTRL: Starting call (launching pppd,
opening GRE)
Feb  9 12:57:36 linsrv pppd[11554]: Plugin /usr/lib/pptpd/pptpd-logwtmp.so
loaded.
Feb  9 12:57:36 linsrv pppd[11554]: pptpd-logwtmp: $Version$
Feb  9 12:57:36 linsrv pppd[11554]: pppd 2.4.4 started by root, uid 0
Feb  9 12:57:36 linsrv pppd[11554]: using channel 123
Feb  9 12:57:36 linsrv pppd[11554]: Using interface ppp1
Feb  9 12:57:36 linsrv pppd[11554]: Connect: ppp1 -- /dev/pts/7
Feb  9 12:57:36 linsrv pppd[11554]: sent [LCP ConfReq id=0x1 asyncmap 0x0
auth chap MS-v2 magic 0xc329fe0e pcomp accomp]
Feb  9 12:57:36 linsrv pptpd[11553]: *GRE: Bad checksum from pppd.*
Feb  9 12:57:37 linsrv pppd[11554]: rcvd [LCP ConfReq id=0x1 mru 1452
asyncmap 0x0 magic 0x84c2db2]
Feb  9 12:57:37 linsrv pppd[11554]: sent [LCP ConfAck id=0x1 mru 1452
asyncmap 0x0 magic 0x84c2db2]
Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP ConfReq id=0x1 asyncmap 0x0
auth chap MS-v2 magic 0xc329fe0e pcomp accomp]
Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP ConfRej id=0x1 pcomp
accomp]
Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP ConfReq id=0x2 asyncmap 0x0
auth chap MS-v2 magic 0xc329fe0e]
Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP ConfAck id=0x2 asyncmap 0x0
auth chap MS-v2 magic 0xc329fe0e]
Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP EchoReq id=0x0
magic=0xc329fe0e]
Feb  9 12:57:39 linsrv pppd[11554]: sent [CHAP Challenge id=0x74
2a29d232bbe533bf920d5cc3e84feb63, name = pptpd]
Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP EchoRep id=0x0
magic=0x84c2db2]
Feb  9 12:57:39 linsrv pppd[11554]: rcvd [CHAP Response id=0x74
8c73675248b06ac8d6f0ded43e98dd6eb18f24c35eb000cf66be514bcd7e318ae426b7b7393ba29c00,
name = sorcerer]
Feb  9 12:57:39 linsrv pppd[11554]: sent [CHAP Success id=0x74
S=C73D91EA25D62A41440C1DEBDE60A52090DE687C M=Access granted]
Feb  9 12:57:39 linsrv pppd[11554]: sent [CCP ConfReq id=0x1 mppe +H -M +S
-L -D -C]
Feb  9 12:57:39 linsrv pppd[11554]: rcvd [IPCP ConfReq id=0x1 addr 0.0.0.0
ms-dns1 0.0.0.0 ms-dns3 0.0.0.0]
Feb  9 12:57:39 linsrv pppd[11554]: sent [IPCP TermAck id=0x1]
Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP ProtRej id=0x2 80 fd 01 01 00
0a 12 06 01 00 00 40]
Feb  9 12:57:39 linsrv pppd[11554]: Protocol-Reject for 'Compression Control
Protocol' (0x80fd) received
Feb  9 12:57:39 linsrv pppd[11554]: *MPPE required but peer negotiation
failed*
Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP TermReq id=0x3 MPPE required
but peer negotiation failed]
Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP TermAck id=0x3]
Feb  9 12:57:39 linsrv pppd[11554]: Connection terminated.
Feb  9 12:57:39 linsrv pppd[11554]: Connect time 0.1 minutes.
Feb  9 12:57:39 linsrv pppd[11554]: Sent 14 bytes, received 22 bytes.
Feb  9 12:57:39 linsrv pppd[11554]: Exit.
Feb  9 12:57:39 linsrv pptpd[11553]: GRE: read(fd=6,buffer=8058640,len=8196)
from PTY failed: status = -1 error = Input/output error, usually caused by
unexpected termination of pppd, check option syntax and pppd logs
Feb  9 12:57:39 linsrv pptpd[11553]: CTRL: PTY read or GRE write failed
(pty,gre)=(6,7)
Feb  9 12:57:39 linsrv pptpd[11553]: CTRL: Reaping child PPP[11554]
Feb  9 12:57:39 linsrv pptpd[11553]: CTRL: Client ... control connection
finished


am cautat pe net de mi-a venit acru, singurele solutii gasite sunt la client
unde ar trebui sa se activeze mppe (dar fiind router, nu pot sa ii fac
nimic), sau dezactivarea mppe de pe server pe care pppd se pare ca o ignora
(nomppe in ppp options)

securitatea (ecriptare) NU MA INTERESEAZA, ma intereseaza doar sa mearga ...
postez mesaj aici ca ultima speranta ... va rog ! ... are cineva vreo idee ?
:)
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Re: [rlug] problema debian pptpd

2010-02-09 Fir de Conversatie Dragos Chiriac
Pentru ca pptpd sa mearga ai nevoia ca ruterul sa stie sa handle si 
GRE (aka, IP port 47, aka IP protocol 4, sau 47, depinde ce citesti) nu 
numai tcp 1723. Majoritatea ruterelor 3 la 10 mii nu stiu. Verifica daca 
al tau stie. Habar n-am ce e  Dir-100 ala.

Dragos

The Sorcerer wrote:
 buna ziua,

 am si eu o problema cu pptpd sub debian ...

 am setat si configurat pptpd si functioneaza fara nici o problema la
 connectarea de pe windows xp, dar ...

 am un router Dir-100 cu firmware adus la zi, si cand incerc sa ma connectez
 cu el primesc urmatoarea eroare:

 Feb  9 12:57:36 linsrv pptpd[6736]: MGR: dropped small initial connection
 Feb  9 12:57:36 linsrv pptpd[11553]: CTRL: Client ... control connection
 started
 Feb  9 12:57:36 linsrv pptpd[11553]: CTRL: Starting call (launching pppd,
 opening GRE)
 Feb  9 12:57:36 linsrv pppd[11554]: Plugin /usr/lib/pptpd/pptpd-logwtmp.so
 loaded.
 Feb  9 12:57:36 linsrv pppd[11554]: pptpd-logwtmp: $Version$
 Feb  9 12:57:36 linsrv pppd[11554]: pppd 2.4.4 started by root, uid 0
 Feb  9 12:57:36 linsrv pppd[11554]: using channel 123
 Feb  9 12:57:36 linsrv pppd[11554]: Using interface ppp1
 Feb  9 12:57:36 linsrv pppd[11554]: Connect: ppp1 -- /dev/pts/7
 Feb  9 12:57:36 linsrv pppd[11554]: sent [LCP ConfReq id=0x1 asyncmap 0x0
 auth chap MS-v2 magic 0xc329fe0e pcomp accomp]
 Feb  9 12:57:36 linsrv pptpd[11553]: *GRE: Bad checksum from pppd.*
 Feb  9 12:57:37 linsrv pppd[11554]: rcvd [LCP ConfReq id=0x1 mru 1452
 asyncmap 0x0 magic 0x84c2db2]
 Feb  9 12:57:37 linsrv pppd[11554]: sent [LCP ConfAck id=0x1 mru 1452
 asyncmap 0x0 magic 0x84c2db2]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP ConfReq id=0x1 asyncmap 0x0
 auth chap MS-v2 magic 0xc329fe0e pcomp accomp]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP ConfRej id=0x1 pcomp
 accomp]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP ConfReq id=0x2 asyncmap 0x0
 auth chap MS-v2 magic 0xc329fe0e]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP ConfAck id=0x2 asyncmap 0x0
 auth chap MS-v2 magic 0xc329fe0e]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP EchoReq id=0x0
 magic=0xc329fe0e]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [CHAP Challenge id=0x74
 2a29d232bbe533bf920d5cc3e84feb63, name = pptpd]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP EchoRep id=0x0
 magic=0x84c2db2]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [CHAP Response id=0x74
 8c73675248b06ac8d6f0ded43e98dd6eb18f24c35eb000cf66be514bcd7e318ae426b7b7393ba29c00,
 name = sorcerer]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [CHAP Success id=0x74
 S=C73D91EA25D62A41440C1DEBDE60A52090DE687C M=Access granted]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [CCP ConfReq id=0x1 mppe +H -M +S
 -L -D -C]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [IPCP ConfReq id=0x1 addr 0.0.0.0
 ms-dns1 0.0.0.0 ms-dns3 0.0.0.0]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [IPCP TermAck id=0x1]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP ProtRej id=0x2 80 fd 01 01 00
 0a 12 06 01 00 00 40]
 Feb  9 12:57:39 linsrv pppd[11554]: Protocol-Reject for 'Compression Control
 Protocol' (0x80fd) received
 Feb  9 12:57:39 linsrv pppd[11554]: *MPPE required but peer negotiation
 failed*
 Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP TermReq id=0x3 MPPE required
 but peer negotiation failed]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP TermAck id=0x3]
 Feb  9 12:57:39 linsrv pppd[11554]: Connection terminated.
 Feb  9 12:57:39 linsrv pppd[11554]: Connect time 0.1 minutes.
 Feb  9 12:57:39 linsrv pppd[11554]: Sent 14 bytes, received 22 bytes.
 Feb  9 12:57:39 linsrv pppd[11554]: Exit.
 Feb  9 12:57:39 linsrv pptpd[11553]: GRE: read(fd=6,buffer=8058640,len=8196)
 from PTY failed: status = -1 error = Input/output error, usually caused by
 unexpected termination of pppd, check option syntax and pppd logs
 Feb  9 12:57:39 linsrv pptpd[11553]: CTRL: PTY read or GRE write failed
 (pty,gre)=(6,7)
 Feb  9 12:57:39 linsrv pptpd[11553]: CTRL: Reaping child PPP[11554]
 Feb  9 12:57:39 linsrv pptpd[11553]: CTRL: Client ... control connection
 finished


 am cautat pe net de mi-a venit acru, singurele solutii gasite sunt la client
 unde ar trebui sa se activeze mppe (dar fiind router, nu pot sa ii fac
 nimic), sau dezactivarea mppe de pe server pe care pppd se pare ca o ignora
 (nomppe in ppp options)

 securitatea (ecriptare) NU MA INTERESEAZA, ma intereseaza doar sa mearga ...
 postez mesaj aici ca ultima speranta ... va rog ! ... are cineva vreo idee ?
 :)
 ___
 RLUG mailing list
 RLUG@lists.lug.ro
 http://lists.lug.ro/mailman/listinfo/rlug

   

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Re: [rlug] problema debian pptpd

2010-02-09 Fir de Conversatie Cristian Dimache
On 09.02.2010 13:37, The Sorcerer wrote:
 am si eu o problema cu pptpd sub debian ...


Works for me, no MPPE

 sau dezactivarea mppe de pe server pe care pppd se pare ca o ignora
 (nomppe in ppp options)


Ia încearcă să comentezi în /etc/ppp/pptpd-options linia require-mppe

Succes,
-- 

Cristi

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Re: [rlug] problema debian pptpd

2010-02-09 Fir de Conversatie The Sorcerer
OO FFSSS, cum balarii am reusit cu mare chiot si tam tam sa nu
observ fisierul ala !

MULTUMESC MULT ... MERGE ! :)

2010/2/9 Cristian Dimache cristian.dima...@servbit.ro

 On 09.02.2010 13:37, The Sorcerer wrote:
  am si eu o problema cu pptpd sub debian ...
 

 Works for me, no MPPE

  sau dezactivarea mppe de pe server pe care pppd se pare ca o ignora
  (nomppe in ppp options)
 

 Ia încearcă să comentezi în /etc/ppp/pptpd-options linia require-mppe

 Succes,
 --

 Cristi

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 RLUG@lists.lug.ro
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Re: [rlug] problema debian pptpd

2010-02-09 Fir de Conversatie Dragos Chiriac
The Sorcerer wrote:
 imi cer scuze, e vorba de D-Link Dir-100

 http://www.dlink.ro/cs/Satellite?c=TechSupport_Cchildpagename=DLinkEurope-GB%2FDLTechProductcid=1197319389094p=1197318962293packedargs=locale%3D1195806691854pagename=DLinkEurope-GB%2FDLWrapper

 nu exista nici un work around sau solutie pentru protocolul asta ?
   
Banui ca vrei ca mearga pe un windows.

Din nefericire pptp fara GRE nu prea se poate. Adica conform definitiei 
din wikipedia : The Point-to-Point Tunneling Protocol (PPTP) is a 
method for implementing virtual private networks. PPTP uses a control 
channel over TCP and a GRE tunnel operating to encapsulate PPP packets. .

Daca ai un numar limitat de hosturi/porturi ce trebuie atinse poti 
folosi port forward via ssh (putty stie de asa ceva).
Poti folosi openvpn (peste udp, sau, mai putin recomandabil, peste tcp).

Se poate si ppp over ssh, dar nu pe Windows (sau nu stiu eu cum).

Sau poti sa cumperi un ruter pe bune  :).

Dragos
 On Tue, Feb 9, 2010 at 1:49 PM, Dragos Chiriac dra...@secured.ro wrote:

   
 Pentru ca pptpd sa mearga ai nevoia ca ruterul sa stie sa handle si
 GRE (aka, IP port 47, aka IP protocol 4, sau 47, depinde ce citesti) nu
 numai tcp 1723. Majoritatea ruterelor 3 la 10 mii nu stiu. Verifica daca
 al tau stie. Habar n-am ce e  Dir-100 ala.

 Dragos

 The Sorcerer wrote:
 
 buna ziua,

 am si eu o problema cu pptpd sub debian ...

 am setat si configurat pptpd si functioneaza fara nici o problema la
 connectarea de pe windows xp, dar ...

 am un router Dir-100 cu firmware adus la zi, si cand incerc sa ma
   
 connectez
 
 cu el primesc urmatoarea eroare:

 Feb  9 12:57:36 linsrv pptpd[6736]: MGR: dropped small initial connection
 Feb  9 12:57:36 linsrv pptpd[11553]: CTRL: Client ... control connection
 started
 Feb  9 12:57:36 linsrv pptpd[11553]: CTRL: Starting call (launching pppd,
 opening GRE)
 Feb  9 12:57:36 linsrv pppd[11554]: Plugin
   
 /usr/lib/pptpd/pptpd-logwtmp.so
 
 loaded.
 Feb  9 12:57:36 linsrv pppd[11554]: pptpd-logwtmp: $Version$
 Feb  9 12:57:36 linsrv pppd[11554]: pppd 2.4.4 started by root, uid 0
 Feb  9 12:57:36 linsrv pppd[11554]: using channel 123
 Feb  9 12:57:36 linsrv pppd[11554]: Using interface ppp1
 Feb  9 12:57:36 linsrv pppd[11554]: Connect: ppp1 -- /dev/pts/7
 Feb  9 12:57:36 linsrv pppd[11554]: sent [LCP ConfReq id=0x1 asyncmap
   
 0x0
 
 auth chap MS-v2 magic 0xc329fe0e pcomp accomp]
 Feb  9 12:57:36 linsrv pptpd[11553]: *GRE: Bad checksum from pppd.*
 Feb  9 12:57:37 linsrv pppd[11554]: rcvd [LCP ConfReq id=0x1 mru 1452
 asyncmap 0x0 magic 0x84c2db2]
 Feb  9 12:57:37 linsrv pppd[11554]: sent [LCP ConfAck id=0x1 mru 1452
 asyncmap 0x0 magic 0x84c2db2]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP ConfReq id=0x1 asyncmap
   
 0x0
 
 auth chap MS-v2 magic 0xc329fe0e pcomp accomp]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP ConfRej id=0x1 pcomp
 accomp]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP ConfReq id=0x2 asyncmap
   
 0x0
 
 auth chap MS-v2 magic 0xc329fe0e]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP ConfAck id=0x2 asyncmap
   
 0x0
 
 auth chap MS-v2 magic 0xc329fe0e]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP EchoReq id=0x0
 magic=0xc329fe0e]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [CHAP Challenge id=0x74
 2a29d232bbe533bf920d5cc3e84feb63, name = pptpd]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP EchoRep id=0x0
 magic=0x84c2db2]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [CHAP Response id=0x74

   
 8c73675248b06ac8d6f0ded43e98dd6eb18f24c35eb000cf66be514bcd7e318ae426b7b7393ba29c00,
 
 name = sorcerer]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [CHAP Success id=0x74
 S=C73D91EA25D62A41440C1DEBDE60A52090DE687C M=Access granted]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [CCP ConfReq id=0x1 mppe +H -M
   
 +S
 
 -L -D -C]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [IPCP ConfReq id=0x1 addr
   
 0.0.0.0
 
 ms-dns1 0.0.0.0 ms-dns3 0.0.0.0]
 Feb  9 12:57:39 linsrv pppd[11554]: sent [IPCP TermAck id=0x1]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP ProtRej id=0x2 80 fd 01 01
   
 00
 
 0a 12 06 01 00 00 40]
 Feb  9 12:57:39 linsrv pppd[11554]: Protocol-Reject for 'Compression
   
 Control
 
 Protocol' (0x80fd) received
 Feb  9 12:57:39 linsrv pppd[11554]: *MPPE required but peer negotiation
 failed*
 Feb  9 12:57:39 linsrv pppd[11554]: sent [LCP TermReq id=0x3 MPPE
   
 required
 
 but peer negotiation failed]
 Feb  9 12:57:39 linsrv pppd[11554]: rcvd [LCP TermAck id=0x3]
 Feb  9 12:57:39 linsrv pppd[11554]: Connection terminated.
 Feb  9 12:57:39 linsrv pppd[11554]: Connect time 0.1 minutes.
 Feb  9 12:57:39 linsrv pppd[11554]: Sent 14 bytes, received 22 bytes.
 Feb  9 12:57:39 linsrv pppd[11554]: Exit.
 Feb  9 12:57:39 linsrv pptpd[11553]: GRE:
   
 read(fd=6,buffer=8058640,len=8196)
 
 from PTY failed: status = -1 error = Input/output error, usually caused
   
 by