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[linux-team] PPP serveur problems
J'ai constate une bizzarerie avec ppp.
Le but etait de pouvoir me connecter via ligne telephonique a mon PC chez moi,
a partir d'une machine Waindoze ou linux.
N'ayant pas de centrale telephonique a la maison, j'ai fais les tests au
bureau, a l'UCL.
Impossible de me connecter en utilisant PAP, alors que en le disablant (-pap),
cela
marchait tres bien.
J'ai passer plusieures heures a essayer de faire fonctionner PAP, sans succes.
Je me suis donc resolu a abandonner PAP.
J'en a profité pour verifier que le IP-Forwarding et IP-Masquerading etait
bien configure. Pour cela j'ai donc configure mon serveur PPP comme une
machine du reseau UCL ( adresse 130.104... et non plus 192.168... pour la
maison )
Tous fonctionnait impecable !
Par erreur j'ai enable le PAP et je me suis connecte, et la, surprise le
connection
a fonctionne. Le PAP fonctionnait bien puisque il refusait la connection si
je lui donnais un mauvais password !
La seule chose qui avait changer, c'etait la config de eth0 !
J'ai change plusieure fois eth0 (192... <-> 130....) pour etre sur.
Une explication ?
J'avais deja eu un probleme similaire, avec un autre PC qui avait 2 cartes
rezo
(et donc 2 rezo) et que je routais les packets,
je ne parvenais pas a utiliser ma connection PPP, je pouvais pinger mon
serveur
mais pas acceder a internet, comme si le gateway etait mal configure ! Je
devais disabler une carte ethernet (ifconfig eth? down) juste avant de lancer
ppp
Pour info voici 2 log de connection,
avec PAP enable.
Celle avec eth0 sur 192.. a echoue, et celle
avec eth0 sur 130... a marche !
-----------------------------------------------------------------------
connection echouee avec pap (usr=pppguest pas=genesis)
eth0 sur 192.168.2.23
----------------------------------------------------------------------
Aug 26 18:59:16 magaly pppd[565]: pppd 2.3.5 started by a_ppp, uid 0
Aug 26 18:59:16 magaly pppd[565]: Using interface ppp0
Aug 26 18:59:16 magaly pppd[565]: Connect: ppp0 <--> /dev/ttyS2
Aug 26 18:59:16 magaly pppd[565]: sent [LCP ConfReq id=0x1 <asyncmap 0x0>
<auth pap> <magic 0xc2ef> <pcomp> <accomp
>]
Aug 26 18:59:16 magaly pppd[565]: rcvd [LCP ConfAck id=0x1 <asyncmap 0x0>
<auth pap> <magic 0xc2ef> <pcomp> <accomp
>]
Aug 26 18:59:19 magaly pppd[565]: rcvd [LCP ConfReq id=0x3 <asyncmap 0xa0000>
<magic 0xdde4f> <pcomp> <accomp> <cal
lback 0x602>]
Aug 26 18:59:19 magaly pppd[565]: sent [LCP ConfRej id=0x3 <callback 0x600>]
Aug 26 18:59:19 magaly pppd[565]: sent [LCP ConfReq id=0x1 <asyncmap 0x0>
<auth pap> <magic 0xc2ef> <pcomp> <accomp
>]
Aug 26 18:59:19 magaly pppd[565]: rcvd [LCP ConfReq id=0x4 <asyncmap 0xa0000>
<magic 0xdde4f> <pcomp> <accomp>]
Aug 26 18:59:19 magaly pppd[565]: sent [LCP ConfAck id=0x4 <asyncmap 0xa0000>
<magic 0xdde4f> <pcomp> <accomp>]
Aug 26 18:59:19 magaly pppd[565]: rcvd [LCP ConfAck id=0x1 <asyncmap 0x0>
<auth pap> <magic 0xc2ef> <pcomp> <accomp
>]
Aug 26 18:59:19 magaly pppd[565]: sent [LCP EchoReq id=0x0 magic=0xc2ef]
Aug 26 18:59:19 magaly pppd[565]: rcvd [PAP AuthReq id=0x1 user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0x1 "Login ok"]
Aug 26 19:00:13 magaly pppd[565]: sent [IPCP ConfReq id=0x1 <addr
192.168.2.23> <compress VJ 0f 01>]
Aug 26 19:00:13 magaly pppd[565]: sent [LCP EchoReq id=0x1 magic=0xc2ef]
Aug 26 19:00:13 magaly pppd[565]: rcvd [LCP EchoRep id=0x0 magic=0xdde4f]
Aug 26 19:00:13 magaly pppd[565]: rcvd [PAP AuthReq id=0x2 user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0x2 ""]
Aug 26 19:00:13 magaly pppd[565]: rcvd [PAP AuthReq id=0x3 user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0x3 ""]
Aug 26 19:00:13 magaly pppd[565]: rcvd [PAP AuthReq id=0x4 user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0x4 ""]
Aug 26 19:00:13 magaly pppd[565]: rcvd [PAP AuthReq id=0x5 user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0x5 ""]
Aug 26 19:00:13 magaly pppd[565]: rcvd [PAP AuthReq id=0x6 user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0x6 ""]
Aug 26 19:00:13 magaly pppd[565]: rcvd [PAP AuthReq id=0x7 user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0x7 ""]
Aug 26 19:00:13 magaly pppd[565]: rcvd [PAP AuthReq id=0x8 user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0x8 ""]
Aug 26 19:00:13 magaly pppd[565]: rcvd [PAP AuthReq id=0x9 user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0x9 ""]
Aug 26 19:00:13 magaly pppd[565]: rcvd [PAP AuthReq id=0xa user="pppguest"
password="bm325tds"]
Aug 26 19:00:13 magaly pppd[565]: sent [PAP AuthAck id=0xa ""]
Aug 26 19:00:13 magaly pppd[565]: rcvd [LCP TermReq id=0x5]
Aug 26 19:00:13 magaly pppd[565]: LCP terminated by peer
Aug 26 19:00:13 magaly pppd[565]: sent [LCP TermAck id=0x5]
Aug 26 19:00:13 magaly pppd[565]: rcvd [LCP TermReq id=0x6]
Aug 26 19:00:13 magaly pppd[565]: sent [LCP TermAck id=0x6]
Aug 26 19:00:16 magaly pppd[565]: Connection terminated.
Aug 26 19:00:17 magaly pppd[565]: Hangup (SIGHUP)
Aug 26 19:00:17 magaly pppd[565]: Exit.
-----------------------------------------------------------------------
connection reussie avec pap (usr=pppguest pas=genesis) j'ai change le password
!
eth0 sur 130.104.163.*
----------------------------------------------------------------------
Aug 26 21:01:54 magaly pppd[334]: pppd 2.3.5 started by a_ppp, uid 0
Aug 26 21:01:54 magaly pppd[334]: Using interface ppp0
Aug 26 21:01:54 magaly pppd[334]: Connect: ppp0 <--> /dev/ttyS2
Aug 26 21:01:54 magaly pppd[334]: sent [LCP ConfReq id=0x1 <asyncmap 0x0>
<auth pap> <magic 0xffff81c4> <pcomp> <ac
comp>]
Aug 26 21:01:54 magaly pppd[334]: rcvd [LCP ConfAck id=0x1 <asyncmap 0x0>
<auth pap> <magic 0xffff81c4> <pcomp> <ac
comp>]
Aug 26 21:01:57 magaly pppd[334]: rcvd [LCP ConfReq id=0x3 <asyncmap 0xa0000>
<magic 0x7e315a> <pcomp> <accomp> <ca
llback 0x602>]
Aug 26 21:01:57 magaly pppd[334]: sent [LCP ConfRej id=0x3 <callback 0x600>]
Aug 26 21:01:57 magaly pppd[334]: sent [LCP ConfReq id=0x1 <asyncmap 0x0>
<auth pap> <magic 0xffff81c4> <pcomp> <ac
comp>]
Aug 26 21:01:57 magaly pppd[334]: rcvd [LCP ConfReq id=0x4 <asyncmap 0xa0000>
<magic 0x7e315a> <pcomp> <accomp>]
Aug 26 21:01:57 magaly pppd[334]: sent [LCP ConfAck id=0x4 <asyncmap 0xa0000>
<magic 0x7e315a> <pcomp> <accomp>]
Aug 26 21:01:57 magaly pppd[334]: rcvd [LCP ConfAck id=0x1 <asyncmap 0x0>
<auth pap> <magic 0xffff81c4> <pcomp> <ac
comp>]
Aug 26 21:01:57 magaly pppd[334]: sent [LCP EchoReq id=0x0 magic=0xffff81c4]
Aug 26 21:01:57 magaly pppd[334]: rcvd [PAP AuthReq id=0x1 user="pppguest"
password="genesis"]
Aug 26 21:01:57 magaly pppd[334]: sent [PAP AuthAck id=0x1 "Login ok"]
Aug 26 21:01:57 magaly pppd[334]: sent [IPCP ConfReq id=0x1 <addr
192.168.2.23> <compress VJ 0f 01>]
Aug 26 21:01:57 magaly pppd[334]: rcvd [LCP EchoRep id=0x0 magic=0x7e315a]
Aug 26 21:01:57 magaly pppd[334]: rcvd [IPCP ConfReq id=0x1 <compress VJ 0f
01> <addr 0.0.0.0> <ms-dns 0.0.0.0> <ms
-wins 0.0.0.0> <ms-dns 0.0.0.0> <ms-wins 0.0.0.0>]
Aug 26 21:01:57 magaly pppd[334]: sent [IPCP ConfRej id=0x1 <ms-dns 0.0.0.0>
<ms-wins 0.0.0.0> <ms-dns 0.0.0.0> <ms
-wins 0.0.0.0>]
Aug 26 21:01:57 magaly pppd[334]: rcvd [CCP ConfReq id=0x1 < 12 06 00 00 00
01> < 11 05 00 01 04>]
Aug 26 21:01:57 magaly pppd[334]: sent [CCP ConfReq id=0x1]
Aug 26 21:01:57 magaly pppd[334]: sent [CCP ConfRej id=0x1 < 12 06 00 00 00
01> < 11 05 00 01 04>]
Aug 26 21:01:57 magaly pppd[334]: rcvd [IPCP ConfAck id=0x1 <addr
192.168.2.23> <compress VJ 0f 01>]
Aug 26 21:01:58 magaly pppd[334]: rcvd [IPCP ConfReq id=0x2 <compress VJ 0f
01> <addr 0.0.0.0>]
Aug 26 21:01:58 magaly pppd[334]: sent [IPCP ConfNak id=0x2 <addr
192.168.2.99>]
Aug 26 21:01:58 magaly pppd[334]: rcvd [CCP ConfAck id=0x1]
Aug 26 21:01:58 magaly pppd[334]: rcvd [IPCP ConfReq id=0x3 <compress VJ 0f
01> <addr 192.168.2.99>]
Aug 26 21:01:58 magaly pppd[334]: sent [IPCP ConfAck id=0x3 <compress VJ 0f
01> <addr 192.168.2.99>]
Aug 26 21:01:58 magaly pppd[334]: Cannot determine ethernet address for proxy
ARP
Aug 26 21:01:58 magaly pppd[334]: local IP address 192.168.2.23
Aug 26 21:01:58 magaly pppd[334]: remote IP address 192.168.2.99
Aug 26 21:02:00 magaly pppd[334]: rcvd [CCP ConfReq id=0x2]
Aug 26 21:02:00 magaly pppd[334]: sent [CCP ConfAck id=0x2]
Aug 26 21:02:00 magaly pppd[334]: rcvd [CCP TermReq id=0x3]
Aug 26 21:02:00 magaly pppd[334]: CCP terminated by peer
Aug 26 21:02:00 magaly pppd[334]: sent [CCP TermAck id=0x3]
Aug 26 21:02:00 magaly pppd[334]: Compression disabled by peer.
--
Spineux Alain
Romani ite domus.
======================================================================
Spineux Alain E-MAIL : spineux@prm.ucl.ac.be
INSTITUT STEVIN
Catholic University of Louvain FAX : 32-10-472501
PLACE DU LEVANT 2 PHONE : 32-10-472516
B-1348 LOUVAIN-LA-NEUVE (BELGIUM)
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