Casty restart modemu Motorola SurfBoard 5000

Posledni dobou se mi zacal v nepravidelnych intervalech restartovat modem

V logu modemu mam jen za dnesek x chyb, cas vzdy odpovida restartu modemu

2011-02-27 19:39:54 3-Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 timeout 
2011-02-27 19:39:22 3-Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out 
2011-02-27 19:31:27 3-Critical R002.0 No Ranging Response received - T3 time-out 
2011-02-27 19:31:17 3-Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 timeout 
2011-02-27 19:30:45 3-Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out 
2011-02-27 18:52:31 3-Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 timeout 
2011-02-27 18:51:58 3-Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out 
2011-02-27 14:56:55 3-Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 timeout 
2011-02-27 14:56:23 3-Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out 
2011-02-27 14:52:53 3-Critical R002.0 No Ranging Response received - T3 time-out 
2011-02-27 14:52:36 3-Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 timeout 
2011-02-27 14:52:04 3-Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out 
2011-02-27 13:40:09 3-Critical R002.0 No Ranging Response received - T3 time-out 
2011-02-27 13:39:52 3-Critical R004.0 Received Response to Broadcast Maintenance Request, But no Unicast Maintenance opportunities received - T4 timeout 
2011-02-27 13:39:19 3-Critical R005.0 Started Unicast Maintenance Ranging - No Response received - T3 time-out 

chtel jsem se zeptat, jestli nevite kde by mohla byt chyba, jeste nez budu volat na infolinku