PPPoE错误？

lyk-ing

我用了一太PC安装了LInux做网关，内核版本2.4.19，各功能都正常，但每隔约两分钟就向log服务器发送错误信息。
哪位大虾知道这是什么原因？请赐教。

Feb 17 09:01:49 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:03:54 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:05:59 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:08:04 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:10:09 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:12:14 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:14:19 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:16:24 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:18:29 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:20:34 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:22:39 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:24:44 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)
Feb 17 09:26:49 10.0.0.1 pppoe[322]: Bogus PPPoE length field (50)