Bonjour,
Ayant décidé d'arrêter d'attendre les fonction manquantes sur la BBox (cf poste sur Wake on Wan) ainsi que d'apprendre plus en détail l'ADSL, j'ai essayer de remplacer celle-ci par un routeur Cisco avec modem ADSL.
Après avoir pas mal galéré à trouver les info pour le paramétrage, je suis presque arrivé à me connecter.
En fait on dirait que la connexion se fait puis juste après le dslam envoi un signal de terminaison de la connexion.
Voici ce que j'ai:
Config cisco:
hostname router
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
memory-size iomem 25
ip cef
!
!
ip auth-proxy max-nodata-conns 3
ip admission max-nodata-conns 3
!
!
!
!
!
!
!
!
!
!
!
!
interface ATM0
no ip address
no atm ilmi-keepalive
dsl operating-mode itu-dmt
!
interface ATM0.1 point-to-point
pvc 8/35
encapsulation aal5snap
pppoe-client dial-pool-number 1
!
!
interface FastEthernet0
ip address dhcp
speed auto
!
interface Dialer1
mtu 1492
ip address negotiated
encapsulation ppp
dialer pool 1
no cdp enable
ppp authentication chap callin
ppp chap hostname
prénom.nom@bbox.fr ppp chap password 0 "mot de passe de compte Bouygues"
ppp ipcp dns request
!
ip forward-protocol nd
ip route 0.0.0.0 0.0.0.0 Dialer1
!
no ip http server
no ip http secure-server
!
!
control-plane
!
!
line con 0
line aux 0
line vty 0 4
login
!
end
Comme vous pouvez le voir, j'ai réduit la config à son minimum.
Les interfaces ATM 0, ATM 0.1 et Dialer 1 sont bien UP et le modem à l'air OK:
ATM0
Alcatel 20150 chipset information
Line not activated: displaying cached data from last activation
ATU-R (DS) ATU-C (US)
Modem Status: Showtime (DMTDSL_DO_OPEN)
DSL Mode: ITU G.992.1 (G.DMT) Annex A
ITU STD NUM: 0x01 0x1
Vendor ID: 'ALCB' 'GSPN'
Vendor Specific: 0x0000 0x0008
Vendor Country: 0x00 0xFF
Capacity Used: 92% 107%
Noise Margin: 11.0 dB 8.0 dB
Output Power: 20.0 dBm 12.0 dBm
Attenuation: 30.0 dB 15.5 dB
Defect Status: None None
Last Fail Code: Error in early non-CRC message or in first CRC-covered message
Selftest Result: 0x00
Subfunction: 0x15
Interrupts: 7951 (0 spurious)
PHY Access Err: 0
Activations: 1
LED Status: ON
LED On Time: 100
LED Off Time: 100
Init FW: embedded
Operation FW: embedded
SW Version: 3.8131
FW Version: 0x1A04
Interleave Fast Interleave Fast
Speed (kbps): 8064 0 864 0
Cells: 324 0 791601 0
Reed-Solomon EC: 0 0 45 0
CRC Errors: 0 0 1 0
Header Errors: 0 0 0 0
Bit Errors: 0 0
BER Valid sec: 0 0
BER Invalid sec: 0 0
LOM Monitoring : Disabled
DMT Bits Per Bin
00: 0 0 0 0 0 0 0 A A B B B C C C C
10: C C C D D C C B B A A 9 9 9 0 0
20: 0 0 0 0 0 0 7 8 8 9 A A A B B B
30: B B B B B B B B B B B B B B B B
40: 0 B B B 2 B B B B B B B B B B B
50: B B B B B B B B B B B B B B B B
60: B B B B B B B B B B B B B B B B
70: B B B B B B B B B B B B B B B B
80: B B B B B B B B B B B B B B B B
90: B B B B B B B B B B B B B B B B
A0: B B B B B B B B B B B B B B B B
B0: B B B B B B B B B B B B B B B B
C0: B B B B B A A 9 6 8 A A A A A A
D0: A A A A A A A A A A A A A A A A
E0: A A 9 9 9 9 9 9 9 9 9 9 9 8 8 8
F0: 7 6 5 5 4 0 0 0 0 0 0 0 0 0 0 0
DSL: Training log buffer capability is not enabled
Et voici ce qui me fait penser que le dslam coupe:
debug ppp nego:
*Mar 1 11:22:38.187: Vi1 PPP: Session handle[ED000004] Session id[0]
*Mar 1 11:22:38.187: Vi1 PPP: Phase is ESTABLISHING, Active Open
*Mar 1 11:22:38.187: Vi1 PPP: No remote authentication for call-out
*Mar 1 11:22:38.227: Vi1 LCP: O CONFREQ [Closed] id 1 len 14
*Mar 1 11:22:38.227: Vi1 LCP: MRU 1492 (0x010405D4)
*Mar 1 11:22:38.227: Vi1 LCP: MagicNumber 0x0D2EF434 (0x05060D2EF434)
*Mar 1 11:22:38.231: %LINK-3-UPDOWN: Interface Virtual-Access1, changed state to up
*Mar 1 11:22:38.279: Vi1 LCP: I CONFREQ [REQsent] id 1 len 22
*Mar 1 11:22:38.283: Vi1 LCP: MRU 1524 (0x010405F4)
*Mar 1 11:22:38.283: Vi1 LCP: AuthProto CHAP (0x0305C22305)
*Mar 1 11:22:38.283: Vi1 LCP: EndpointDisc 3 00d0.520b.e9df (0x13090300D0520BE9DF)
*Mar 1 11:22:38.283: Vi1 LCP: O CONFACK [REQsent] id 1 len 22
*Mar 1 11:22:38.283: Vi1 LCP: MRU 1524 (0x010405F4)
*Mar 1 11:22:38.287: Vi1 LCP: AuthProto CHAP (0x0305C22305)
*Mar 1 11:22:38.287: Vi1 LCP: EndpointDisc 3 00d0.520b.e9df (0x13090300D0520BE9DF)
*Mar 1 11:22:38.287: Vi1 LCP: I CONFACK [ACKsent] id 1 len 14
*Mar 1 11:22:38.287: Vi1 LCP: MRU 1492 (0x010405D4)
*Mar 1 11:22:38.287: Vi1 LCP: MagicNumber 0x0D2EF434 (0x05060D2EF434)
*Mar 1 11:22:38.287: Vi1 LCP: State is Open
*Mar 1 11:22:38.287: Vi1 PPP: Phase is AUTHENTICATING, by the peer
*Mar 1 11:22:38.311: Vi1 CHAP: I CHALLENGE id 1 len 28 from "vir78-1"
*Mar 1 11:22:38.319: Vi1 CHAP: Using hostname from interface CHAP
*Mar 1 11:22:38.319: Vi1 CHAP: Using password from interface CHAP
*Mar 1 11:22:38.319: Vi1 CHAP: O RESPONSE id 1 len 43 from "
prénom.nom@bbox.fr"
*Mar 1 11:22:47.523: Vi1 CHAP: I SUCCESS id 1 len 5 msg is "@"
*Mar 1 11:22:47.527: Vi1 PPP: Phase is FORWARDING, Attempting Forward
*Mar 1 11:22:47.527: Vi1 PPP: Queue IPCP code[1] id[1]
*Mar 1 11:22:47.587: Vi1 PPP SSS: Receive SSS-Mgr Connect-Local
*Mar 1 11:22:47.587: Vi1 PPP: Phase is ESTABLISHING, Finish LCP
*Mar 1 11:22:47.591: Vi1 PPP: Phase is UP
*Mar 1 11:22:47.591: Vi1 IPCP: O CONFREQ [Closed] id 1 len 22
*Mar 1 11:22:47.591: Vi1 IPCP: Address 0.0.0.0 (0x030600000000)
*Mar 1 11:22:47.591: Vi1 IPCP: PrimaryDNS 0.0.0.0 (0x810600000000)
*Mar 1 11:22:47.591: Vi1 IPCP: SecondaryDNS 0.0.0.0 (0x830600000000)
*Mar 1 11:22:47.595: Vi1 PPP: Process pending ncp packets
*Mar 1 11:22:47.595: Vi1 IPCP: Redirect packet to Vi1
*Mar 1 11:22:47.595: Vi1 IPCP: I CONFREQ [REQsent] id 1 len 10
*Mar 1 11:22:47.595: Vi1 IPCP: Address 195.36.229.20 (0x0306C324E514)
*Mar 1 11:22:47.595: Vi1 IPCP: O CONFACK [REQsent] id 1 len 10
*Mar 1 11:22:47.595: Vi1 IPCP: Address 195.36.229.20 (0x0306C324E514)
*Mar 1 11:22:47.619: Vi1 IPCP: I CONFNAK [ACKsent] id 1 len 22
*Mar 1 11:22:47.623: Vi1 IPCP: Address "IP bbox" (0x03065758A4A7)
*Mar 1 11:22:47.623: Vi1 IPCP: PrimaryDNS 194.158.122.10 (0x8106C29E7A0A)
*Mar 1 11:22:47.623: Vi1 IPCP: SecondaryDNS 194.158.122.15 (0x8306C29E7A0F)
*Mar 1 11:22:47.623: Vi1 IPCP: O CONFREQ [ACKsent] id 2 len 22
*Mar 1 11:22:47.623: Vi1 IPCP: Address "IP bbox" (0x03065758A4A7)
*Mar 1 11:22:47.623: Vi1 IPCP: PrimaryDNS 194.158.122.10 (0x8106C29E7A0A)
*Mar 1 11:22:47.623: Vi1 IPCP: SecondaryDNS 194.158.122.15 (0x8306C29E7A0F)
*Mar 1 11:22:47.651: Vi1 IPCP: I CONFACK [ACKsent] id 2 len 22
*Mar 1 11:22:47.651: Vi1 IPCP: Address "IP bbox" (0x03065758A4A7)
*Mar 1 11:22:47.651: Vi1 IPCP: PrimaryDNS 194.158.122.10 (0x8106C29E7A0A)
*Mar 1 11:22:47.655: Vi1 IPCP: SecondaryDNS 194.158.122.15 (0x8306C29E7A0F)
*Mar 1 11:22:47.655: Vi1 IPCP: State is Open
*Mar 1 11:22:47.655: Di1 IPCP: Install negotiated IP interface address "IP bbox"
*Mar 1 11:22:47.663: Di1 IPCP: Install route to 195.36.229.20
*Mar 1 11:22:47.663: Vi1 LCP:
I TERMREQ [Open] id 1 len 4
*Mar 1 11:22:47.663: Vi1 LCP: O TERMACK [Open] id 1 len 4
*Mar 1 11:22:47.663: Vi1 PPP: Sending Acct Event[Down] id[3]
*Mar 1 11:22:47.667: Vi1 IPCP: State is Closed
*Mar 1 11:22:47.667: Vi1 IPCP: Remove link info for cef entry 195.36.229.20
*Mar 1 11:22:47.667: Vi1 PPP: Phase is TERMINATING
*Mar 1 11:22:47.675: %DIALER-6-UNBIND: Interface Vi1 unbound from profile Di1
*Mar 1 11:22:47.707: Di1 IPCP: Remove route to 195.36.229.20
*Mar 1 11:22:47.707: %LINK-3-UPDOWN: Interface Virtual-Access1, changed state to down
*Mar 1 11:22:47.715: Vi1 LCP: State is Closed
*Mar 1 11:22:47.715: Vi1 PPP: Phase is DOWN
*Mar 1 11:22:47.715: Vi1 PPP SSS: Send DISCONNECT to mgr_hdl[F000001]unde
*Mar 1 11:23:09.927: %DIALER-6-BIND: Interface Vi1 bound to profile Di1
*Mar 1 11:23:09.927: Vi1 PPP: Phase is DOWN, Setup
*Mar 1 11:23:09.931: Vi1 PPP: Using dialer call direction
*Mar 1 11:23:09.931: Vi1 PPP: Treating connection as a callout
J'ai remplacé dans la config et dans les logs, mes information de connexion (login, mdp, IP)
En gras le message qui indique que le dslam demande la terminaison de la connection (voir détail du protocole PPPoE sur le net).
La connection semble monter une demi seconde et se coupe de suite puis ça recommence à l'infini.
Encore une autre info:
router#show vpdn
%No active L2F tunnels
%No active L2TP tunnels
%No active PPTP tunnels
PPPoE Tunnel and Session Information Total tunnels 1 sessions 1
PPPoE Session Information
Uniq ID PPPoE RemMAC Port Source VA State
SID LocMAC VA-st
N/A 717 00d0.520b.e9df ATM0.1 Di1 Vi1 UP
"adresse MAC Cisco" VC: 8/35 UP
Ceci apparait quand la connexion semble OK sinon la plupart du temps, le state est sur shutdown.
J'ai réalisé en plus les tests suivants:
Connexion de ma BBox sur une autre ligne Bouygues, ça fonctionne sans problème.
Connexion du Cisco sur l'autre ligne Bouygues, si je laisse mes identifiants on arrive au même stade sauf que l'IP que récupère la Box est 10.X.X.X donc privée.
Si je mets l'identifiant et mot de passe de l'autre ligne j'arrive encore au même stade sauf que je récupère bien l'IP publique de ce compte.
Comme j'ai vu des sujet assez technique ici, je me suis permis d'ouvrir ce post.
Merci à ceux qui ont réussi à aller plus loin que moi de se manifester et de proposer leur configuration (pas forcément Cisco, ça peut toujours servir).
Bonne soirée.