Some logs when I rebooted the ISP router if it helps:
Code:
Sep 11 14:44:51 kernel: eth0 (Int switch port: 3) (Logical Port: 3) (phyId: c) Link DOWN.
Sep 11 14:44:59 WAN(0)_Connection: WAN(0) link down.
Sep 11 14:46:01 kernel: eth0 (Int switch port: 3) (Logical Port: 3) (phyId: c) Link UP at 1000 mbps full duplex
Sep 11 14:46:02 WAN(0)_Connection: WAN(0) link up.
Sep 11 14:46:02 rc_service: wanduck 1128:notify_rc restart_wan_if 0
Sep 11 14:46:02 custom_script: Running /jffs/scripts/service-event (args: restart wan_if)
Sep 11 14:46:02 custom_script: Running /jffs/scripts/wan-event (args: 0 stopping)
Sep 11 14:46:02 wsdd2[8957]: error: wsdd-mcast-v4: wsd_send_soap_msg: send
Sep 11 14:46:02 custom_script: Running /jffs/scripts/wan-event (args: 0 disconnected)
Sep 11 14:46:02 custom_script: Running /jffs/scripts/wan-event (args: 0 stopped)
Sep 11 14:46:02 custom_script: Running /jffs/scripts/wan-event (args: 0 stopped)
Sep 11 14:46:04 custom_script: Running /jffs/scripts/wan-event (args: 0 init)
Sep 11 14:46:04 custom_script: Running /jffs/scripts/wan-event (args: 0 connecting)
Sep 11 14:46:04 custom_script: Running /jffs/scripts/wan-event (args: 0 disconnected)
Sep 11 14:46:04 custom_script: Running /jffs/scripts/wan-event (args: 0 stopped)
Sep 11 14:46:25 kernel: eth0 (Int switch port: 3) (Logical Port: 3) (phyId: c) Link DOWN.
Sep 11 14:46:28 kernel: eth0 (Int switch port: 3) (Logical Port: 3) (phyId: c) Link UP at 1000 mbps full duplex
Sep 11 14:46:28 WAN(0)_Connection: WAN(0) link up.
Sep 11 14:46:28 rc_service: wanduck 1128:notify_rc restart_wan_if 0
Sep 11 14:46:28 custom_script: Running /jffs/scripts/service-event (args: restart wan_if)
Sep 11 14:46:28 custom_script: Running /jffs/scripts/wan-event (args: 0 stopping)
Sep 11 14:46:28 custom_script: Running /jffs/scripts/wan-event (args: 0 disconnected)
Sep 11 14:46:29 custom_script: Running /jffs/scripts/wan-event (args: 0 stopped)
Sep 11 14:46:29 custom_script: Running /jffs/scripts/wan-event (args: 0 stopped)
Sep 11 14:46:31 custom_script: Running /jffs/scripts/wan-event (args: 0 init)
Sep 11 14:46:31 custom_script: Running /jffs/scripts/wan-event (args: 0 connecting)
Sep 11 14:46:31 custom_script: Running /jffs/scripts/wan-event (args: 0 disconnected)
Sep 11 14:46:31 custom_script: Running /jffs/scripts/wan-event (args: 0 stopped)
Sep 11 14:51:12 kernel: eth0 (Int switch port: 3) (Logical Port: 3) (phyId: c) Link DOWN.