Just going to give you a typical day with Vodafone using a HHG2500 this is what I've had to put up with for 55 days.
Date Time Category Severity Log details
14.02.2017 04:20:40 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 04:23:45 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 04:32:04 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 04:33:40 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 04:48:12 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 04:50:52 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 07:36:19 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 07:38:54 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 16:40:22 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 16:43:27 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 16:49:28 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 16:53:03 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 17:01:20 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 17:04:26 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 17:17:12 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 17:19:52 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 17:23:59 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 17:25:35 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 17:33:04 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 17:34:41 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 18:10:46 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 18:13:26 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 20:37:17 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 20:39:59 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
14.02.2017 21:57:33 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
14.02.2017 22:00:08 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
15.02.2017 02:32:35 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
15.02.2017 02:35:40 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
15.02.2017 03:19:42 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
15.02.2017 03:21:13 WAN information WAN connected, WAN type: WAN PTM over DSL, service type:
15.02.2017 03:42:24 WAN information WAN disconnected, WAN type: WAN PTM over DSL, service
15.02.2017 03:45:30 WAN information WAN connected, WAN type: WAN PTM over DSL, service type: