questo è quello che ho dopo quel comando:

# pppoe-start
........... Connected!
[root@Alice mordor]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:0E:A6:14:8F:1A
inet addr:10.0.0.1 Bcast:10.0.0.138 Mask:255.255.255.0
inet6 addr: fe80::20e:a6ff:fe14:8f1a/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:39 errors:0 dropped:0 overruns:0 frame:0
TX packets:842 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:2804 (2.7 KiB) TX bytes:53622 (52.3 KiB)
Interrupt:18 Base address:0xec00

lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:1063 errors:0 dropped:0 overruns:0 frame:0
TX packets:1063 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:132824 (129.7 KiB) TX bytes:132824 (129.7 KiB)

ppp0 Link encap:Point-to-Point Protocol
inet addr:82.55.195.13 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:4 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:3
RX bytes:1151 (1.1 KiB) TX bytes:61 (61.0 b)

route
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
192.168.100.1 * 255.255.255.255 UH 0 0 0 ppp0
10.0.0.0 * 255.255.255.0 U 0 0 0 eth0
127.0.0.0 * 255.0.0.0 U 0 0 0 lo
default 192.168.100.1 0.0.0.0 UG 0 0 0 ppp0

Solo che .. non mi raggiunge nessun SITO .. ancora ..