Ik denk dat de aansluitingsblokjes in die NTP2007 misschien wat te gevoelig zijn voor verlies van connectie, omdat de blokjes die tegen elkaar schuiven en de kabel moeten vastknellen, geen vijs in het midden hebben zoals bij vele 'suikerkes'. Met zo'n vijsje kan je de kabel erachter hangen en blijft hij meestal ook hangen zelfs als de knelblokjes wat uit elkaar schuiven.
Voor de zekerheid heb ik de aders van iedere aansluitingskabel ook rond elkaar getwist tot vlak tegen de NTP2007.
In de routerlogs zie ik nu enkel nog de dagelijks ingestelde reconnect, enkele NTP tijdsupdates, en een enkele DHCPack voor VLAN 1.20
Toen er random disconnects waren, stond de log vol met DHCP discover trafiek en 255.255.255.255 waar je dat 10.x.x.x adres zou verwachten.Sun, 29 May 2011 08:17:18 GMT DHCP CLIENT: DHCPACK received
Sun, 29 May 2011 08:17:18 GMT DHCP CLIENT: DHCPREQUEST on eth1.20 to 10.237.192.1 port 67
Resultaat: ik denk dat het nu finaal opgelost is!

EDIT 1 Juni 2011 :: nope, weer te vroeg gejuicht want de VLAN1.20 verliest z'n IP weer en dat leidt tot random disconnect (router is ingesteld om iedere dag om 9u30 te reconnecten dus laatste twee disconnects zijn random - na DHCPdiscover flood want IP is corrupt):
Code: Selecteer alles
Wed, 01 Jun 2011 03:19:08 GMT NTP Date/Time updated
Wed, 01 Jun 2011 01:17:49 GMT PPPOE: session established
Wed, 01 Jun 2011 01:17:37 GMT DHCP CLIENT: DHCPACK received
Wed, 01 Jun 2011 01:17:37 GMT DHCP CLIENT: DHCPREQUEST on eth1.20 to 255.255.255.255 port 67
Wed, 01 Jun 2011 01:17:37 GMT DHCP CLIENT: DHCPOFFER received
Wed, 01 Jun 2011 01:17:35 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 12
Wed, 01 Jun 2011 01:17:17 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 18
Wed, 01 Jun 2011 01:17:10 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 7
Wed, 01 Jun 2011 01:17:01 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 9
Wed, 01 Jun 2011 01:16:52 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 9
Wed, 01 Jun 2011 01:16:22 GMT PPPOE: Connection terminated
Tue, 31 May 2011 18:51:36 GMT PPPOE: session established
Tue, 31 May 2011 18:51:25 GMT DHCP CLIENT: DHCPACK received
Tue, 31 May 2011 18:51:23 GMT DHCP CLIENT: DHCPREQUEST on eth1.20 to 255.255.255.255 port 67
Tue, 31 May 2011 18:51:23 GMT DHCP CLIENT: DHCPOFFER received
Tue, 31 May 2011 18:51:22 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 10
Tue, 31 May 2011 18:51:15 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 7
Tue, 31 May 2011 18:51:10 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 5
Tue, 31 May 2011 18:51:04 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 1
Tue, 31 May 2011 18:50:49 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 15
Tue, 31 May 2011 18:50:32 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 16
Tue, 31 May 2011 18:50:18 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 14
Tue, 31 May 2011 18:50:12 GMT PPPOE: Connection terminated
Tue, 31 May 2011 18:50:09 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 9
Tue, 31 May 2011 18:50:00 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 9
Tue, 31 May 2011 09:30:05 GMT PPPOE: session established
Tue, 31 May 2011 09:29:01 GMT PPPOE: Connection terminated
Tue, 31 May 2011 08:17:20 GMT DHCP CLIENT: DHCPACK received
Tue, 31 May 2011 08:17:19 GMT DHCP CLIENT: DHCPREQUEST on eth1.20 to 10.237.192.1 port 67
Tue, 31 May 2011 05:01:17 GMT NTP Date/Time updated
Mon, 30 May 2011 09:30:04 GMT PPPOE: session established
Mon, 30 May 2011 09:29:01 GMT PPPOE: Connection terminated
Mon, 30 May 2011 06:49:56 GMT NTP Date/Time updated
Sun, 29 May 2011 09:30:05 GMT PPPOE: session established
Sun, 29 May 2011 09:29:01 GMT PPPOE: Connection terminated
Sun, 29 May 2011 08:17:18 GMT DHCP CLIENT: DHCPACK received
Sun, 29 May 2011 08:17:18 GMT DHCP CLIENT: DHCPREQUEST on eth1.20 to 10.237.192.1 port 67
Sun, 29 May 2011 08:02:25 GMT NTP Date/Time updated
Sat, 28 May 2011 10:06:42 GMT NTP Date/Time updated
Sat, 28 May 2011 09:30:04 GMT PPPOE: session established
Sat, 28 May 2011 09:29:00 GMT PPPOE: Connection terminated
Fri, 27 May 2011 09:30:05 GMT PPPOE: session established
Fri, 27 May 2011 09:29:00 GMT PPPOE: Connection terminated
Fri, 27 May 2011 08:17:59 GMT NTP Date/Time updated
Wed, 01 Jan 2003 00:01:56 GMT PPPOE: session established
Wed, 01 Jan 2003 00:01:29 GMT DHCP CLIENT: DHCPACK received
Wed, 01 Jan 2003 00:01:28 GMT DHCP CLIENT: DHCPREQUEST on eth1.20 to 255.255.255.255 port 67
Wed, 01 Jan 2003 00:01:28 GMT DHCP CLIENT: DHCPOFFER received
Wed, 01 Jan 2003 00:01:28 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 5
Wed, 01 Jan 2003 00:01:14 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 9
Wed, 01 Jan 2003 00:01:01 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 13
Wed, 01 Jan 2003 00:00:48 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 10
Wed, 01 Jan 2003 00:00:33 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 13
Wed, 01 Jan 2003 00:00:22 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 11
Wed, 01 Jan 2003 00:00:18 GMT DHCP CLIENT: DHCPDISCOVER on eth1.20 to 255.255.255.255 port 67 interval 4