Eccovi il file grosso:

root@master:/home/vanoli # poff
/usr/bin/poff: More than one pppd running and no -a option and
no arguments supplied. Nothing stopped.
root@master:/home/vanoli # poff -a
root@master:/home/vanoli # plog
Oct 9 23:13:35 localhost pppd[8397]: Connect time 6.6 minutes.
Oct 9 23:13:35 localhost pppd[8397]: Sent 65879 bytes, received 91401 bytes.
Oct 9 23:13:35 localhost pppd[8397]: Couldn't increase MTU to 1500
Oct 9 23:13:35 localhost pppd[8397]: Couldn't increase MRU to 1500
Oct 9 23:13:35 localhost pppd[6959]: Connection terminated.
Oct 9 23:13:35 localhost pppd[8397]: Connection terminated.
Oct 9 23:13:35 localhost pppd[8397]: Exit.
Oct 9 23:13:35 localhost pppd[6959]: Exit.
root@master:/home/vanoli # pon dsl-provider
Plugin rp-pppoe.so loaded.
RP-PPPoE plugin version 3.3 compiled against pppd 2.4.2
root@master:/home/vanoli # plog
Oct 9 23:13:35 localhost pppd[8397]: Exit.
Oct 9 23:13:35 localhost pppd[6959]: Exit.
Oct 9 23:13:51 localhost pppd[8868]: Plugin rp-pppoe.so loaded.
Oct 9 23:13:51 localhost pppd[8868]: RP-PPPoE plugin version 3.3 compiled against pppd 2.4.2
Oct 9 23:13:51 localhost pppd[8870]: pppd 2.4.2 started by root, uid 0
root@master:/home/vanoli # plog
Oct 9 23:14:06 localhost pppd[8870]: Couldn't increase MRU to 1500
Oct 9 23:14:06 localhost pppd[8870]: PAP authentication succeeded
Oct 9 23:14:06 localhost pppd[8870]: peer from calling number 00:09:B6:8B:8F:63 authorized
Oct 9 23:14:06 localhost pppd[8870]: replacing old default route to eth1 [192.168.1.1]
Oct 9 23:14:06 localhost pppd[8870]: Cannot determine ethernet address for proxy ARP
Oct 9 23:14:06 localhost pppd[8870]: local IP address 82.56.15.158
Oct 9 23:14:06 localhost pppd[8870]: remote IP address 192.168.100.1
Oct 9 23:14:06 localhost pppd[8870]: primary DNS address 85.37.17.40
Oct 9 23:14:06 localhost pppd[8870]: secondary DNS address 151.99.125.1
root@master:/home/vanoli # plog
Oct 9 23:14:06 localhost pppd[8870]: replacing old default route to eth1 [192.168.1.1]
Oct 9 23:14:06 localhost pppd[8870]: Cannot determine ethernet address for proxy ARP
Oct 9 23:14:06 localhost pppd[8870]: local IP address 82.56.15.158
Oct 9 23:14:06 localhost pppd[8870]: remote IP address 192.168.100.1
Oct 9 23:14:06 localhost pppd[8870]: primary DNS address 85.37.17.40
Oct 9 23:14:06 localhost pppd[8870]: secondary DNS address 151.99.125.1
root@master:/home/vanoli # plog
Oct 9 23:14:06 localhost pppd[8870]: remote IP address 192.168.100.1
Oct 9 23:14:06 localhost pppd[8870]: primary DNS address 85.37.17.40
Oct 9 23:14:06 localhost pppd[8870]: secondary DNS address 151.99.125.1
root@master:/home/vanoli # poff
root@master:/home/vanoli # plog
Oct 9 23:15:26 localhost pppd[8870]: Terminating on signal 15.
Oct 9 23:15:26 localhost pppd[8870]: Connect time 1.4 minutes.
Oct 9 23:15:26 localhost pppd[8870]: Sent 38942 bytes, received 140140 bytes.
Oct 9 23:15:26 localhost pppd[8870]: restoring old default route to eth1 [192.168.1.1]
Oct 9 23:15:26 localhost pppd[8870]: Couldn't increase MTU to 1500
Oct 9 23:15:26 localhost pppd[8870]: Couldn't increase MRU to 1500
Oct 9 23:15:26 localhost pppd[8870]: Connection terminated.
Oct 9 23:15:26 localhost pppd[8870]: Exit.
root@master:/home/vanoli # ifconfig ppp0
ppp0: error fetching interface information: Device not found
root@master:/home/vanoli # pon
Plugin rp-pppoe.so loaded.
RP-PPPoE plugin version 3.3 compiled against pppd 2.4.2
root@master:/home/vanoli # ifconfig ppp0
ppp0 Link encap:Point-to-Point Protocol
inet addr:82.56.15.158 P-t-P:192.168.100.1 Mask:255.255.255.255
UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1492 Metric:1
RX packets:20 errors:0 dropped:0 overruns:0 frame:0
TX packets:20 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:3
RX bytes:927 (927.0 b) TX bytes:971 (971.0 b)

root@master:/home/vanoli # plog
Oct 9 23:15:48 localhost pppd[9072]: Couldn't increase MRU to 1500
Oct 9 23:15:49 localhost pppd[9072]: PAP authentication succeeded
Oct 9 23:15:49 localhost pppd[9072]: peer from calling number 00:09:B6:8B:8F:63 authorized
Oct 9 23:15:49 localhost pppd[9072]: replacing old default route to eth1 [192.168.1.1]
Oct 9 23:15:49 localhost pppd[9072]: Cannot determine ethernet address for proxy ARP
Oct 9 23:15:49 localhost pppd[9072]: local IP address 82.56.15.158
Oct 9 23:15:49 localhost pppd[9072]: remote IP address 192.168.100.1
Oct 9 23:15:49 localhost pppd[9072]: primary DNS address 85.37.17.40
Oct 9 23:15:49 localhost pppd[9072]: secondary DNS address 151.99.125.1
root@master:/home/vanoli # plog
root@master:/home/vanoli # plog
root@master:/home/vanoli # ifconfig ppp0
ppp0 Link encap:Point-to-Point Protocol
inet addr:82.56.15.158 P-t-P:192.168.100.1 Mask:255.255.255.255
UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1492 Metric:1
RX packets:533 errors:0 dropped:0 overruns:0 frame:0
TX packets:537 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:3
RX bytes:108219 (105.6 KiB) TX bytes:40338 (39.3 KiB)

root@master:/home/vanoli # plog
root@master:/home/vanoli # pon
Plugin rp-pppoe.so loaded.
RP-PPPoE plugin version 3.3 compiled against pppd 2.4.2
root@master:/home/vanoli # pppd
pppd: The remote system is required to authenticate itself
pppd: but I couldn't find any suitable secret (password) for it to use to do so.pppd: (None of the available passwords would let it use an IP address.)
root@master:/home/vanoli # plog
Oct 9 23:18:22 localhost pppd[9215]: Couldn't increase MRU to 1500
Oct 9 23:18:22 localhost pppd[9215]: PAP authentication succeeded
Oct 9 23:18:22 localhost pppd[9215]: peer from calling number 00:09:B6:8B:8F:63 authorized
Oct 9 23:18:22 localhost pppd[9215]: Cannot determine ethernet address for proxy ARP
Oct 9 23:18:22 localhost pppd[9215]: local IP address 82.52.15.118
Oct 9 23:18:22 localhost pppd[9215]: remote IP address 192.168.100.1
Oct 9 23:18:22 localhost pppd[9215]: primary DNS address 85.37.17.40
Oct 9 23:18:22 localhost pppd[9215]: secondary DNS address 151.99.125.1


Ciao e grazie in anticipo dell'aiuto!!

RB