PPOE Connection fails

I have a ASG120 with firmware V 9.100-16 and Eth3 is configured as ADSL (PPPOE) with a Nilox 16NX014412001 ADSL2 Ethernet Modem.

ADSL connection is down and PPPOE Log displays:

2013:06:10-13:18:58 astaro pppoe-sh: DSL connection time shorter then 60 seconds (35 sec): Error? - wait 5 seconds
2013:06:10-13:19:03 astaro pppd-pppoe[24517]: Plugin rp-pppoe.so loaded.
2013:06:10-13:19:03 astaro pppd-pppoe[24517]: RP-PPPoE plugin version 3.8p compiled against pppd 2.4.6
2013:06:10-13:19:03 astaro pppd-pppoe[24517]: pppd 2.4.6 started by root, uid 0
2013:06:10-13:19:03 astaro pppd-pppoe[24517]: Send PPPOE Discovery V1T1 PADI session 0x0 length 12
2013:06:10-13:19:03 astaro pppd-pppoe[24517]:  dst ff:ff:ff:ff:ff:ff  src 0:1a:8c:12:ac:e7
2013:06:10-13:19:03 astaro pppd-pppoe[24517]:  [service-name] [host-uniq  c5 5f 00 00]
2013:06:10-13:19:08 astaro pppd-pppoe[24517]: Send PPPOE Discovery V1T1 PADI session 0x0 length 12
2013:06:10-13:19:08 astaro pppd-pppoe[24517]:  dst ff:ff:ff:ff:ff:ff  src 0:1a:8c:12:ac:e7
2013:06:10-13:19:08 astaro pppd-pppoe[24517]:  [service-name] [host-uniq  c5 5f 00 00]
2013:06:10-13:19:18 astaro pppd-pppoe[24517]: Send PPPOE Discovery V1T1 PADI session 0x0 length 12
2013:06:10-13:19:18 astaro pppd-pppoe[24517]:  dst ff:ff:ff:ff:ff:ff  src 0:1a:8c:12:ac:e7
2013:06:10-13:19:18 astaro pppd-pppoe[24517]:  [service-name] [host-uniq  c5 5f 00 00]
2013:06:10-13:19:38 astaro pppd-pppoe[24517]: Timeout waiting for PADO packets
2013:06:10-13:19:38 astaro pppd-pppoe[24517]: Unable to complete PPPoE Discovery
2013:06:10-13:19:38 astaro pppd-pppoe[24517]: Exit.
2013:06:10-13:19:38 astaro pppoe-sh: DSL connection time shorter then 60 seconds (35 sec): Error? - wait 5 seconds