請問可以幫我看一下為什麼連不到線嗎

[andycheun...@gmail.com]

它一直說failed然後retry...
我設定應該沒錯的...我是用公司網路跟自己家的網路也出現這樣的問題...

C:\Documents and Settings\wkcheung\桌面\pooler-cpuminer-2.3.2-win32>minerd.exe -
a scrypt -o stratum+tcp://pplns.litecoin.tw:3333 -u xxxxx.worker1 -p xxxxx
-t 1
[2013-12-20 11:57:56] Starting Stratum on stratum+tcp://pplns.litecoin.tw:3333
[2013-12-20 11:57:56] 1 miner threads started, using 'scrypt' algorithm.
[2013-12-20 11:57:57] stratum_recv_line failed
[2013-12-20 11:57:57] ...retry after 30 seconds
[2013-12-20 11:58:27] stratum_recv_line failed
[2013-12-20 11:58:27] ...retry after 30 seconds
[2013-12-20 11:58:57] stratum_recv_line failed
[2013-12-20 11:58:57] ...retry after 30 seconds

(不知為何貼圖我會被刪...需要的話我再上傳...)

[andycheun...@gmail.com]

補充一下
這個礦區剛開張的時候是沒事的
過了約10天就變成這樣了