Ping of death hvad er det

Hejsa
Min router's logfile kommer med disse ping of death beskeder:

> Jun/17/2003 18:21:54
>  Ping of Death Detect src:12.158.33.18:29758 dst:80.196.164.41:3338
> Packet Dropped Jun/17/2003 18:20:24  Ping of Death Detect
> src:12.158.33.18:29758 dst:80.196.164.41:3338 Packet Dropped
> Jun/17/2003 18:17:24  Ping of Death Detect src:12.158.33.18:29758
> dst:80.196.164.41:3338 Packet Dropped Jun/17/2003 18:15:54
>  Ping of Death Detect src:12.158.33.18:29758 dst:80.196.164.41:3338 Packet Dropped
> Jun/17/2003 18:11:24
>  Ping of Death Detect src:12.158.33.18:29758 dst:80.196.164.41:3338 Packet Dropped
> Jun/17/2003 18:06:54
>  Ping of Death Detect src:12.158.33.18:29758 dst:80.196.164.41:3338 Packet Dropped
> Jun/17/2003 18:05:24
>  Ping of Death Detect src:12.158.33.18:29758 dst:80.196.164.41:3338 Packet



HVad er det og er det noget jeg skal være bange for???