FTP server

Очень СРОЧНЫЙ вопрос, если кто разбирается, помогите, плз:

стоит win xp, на нем настроен FTP сервер (сначала был встроеный в винду, теперь SERV-U), все, вроде бы, настроено, но достучаться извне нельзя! По внутреннему IP не вопрос, но с внешнего на фиксированный, выдает такие логи:


[7] Tue 19Jun07 13:06:34 - Sock ID=3 TH_ACCEPT - handle=532
[7] Tue 19Jun07 13:06:34 - Sock ID=17 ioctlsocket(532,FIONBIO,0x00ABF588) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 WSAAsyncSelect(532,00010082,1024,FD_READ FD_WRITE FD_CLOSE) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 getsockname(532,0x00ABF508,0x00ABF4F4) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 inet_ntoa() --> 10.10.17.142
[7] Tue 19Jun07 13:06:34 - Sock ID=17 getpeername(532,0x00ABF578,0x00ABF574) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 inet_ntoa() --> 81.188.93.228
[7] Tue 19Jun07 13:06:34 - Sock ID=17 setsockopt(532,SOL_SOCKET,SO_OOBINLINE,0x00ABEABB,1) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 setsockopt(532,SOL_SOCKET,SO_KEEPALIVE,0x00ABEABB,1) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 setsockopt(532,IPPROTO_TCP,TCP_NODELAY,0x00ABEABB,1) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 setsockopt(532,SOL_SOCKET,SO_SNDBUF,0x00ABEAC4,4) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 setsockopt(532,SOL_SOCKET,SO_RCVBUF,0x00ABEAC4,4) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 getsockname(532,0x00ABEAB4,0x00ABEAB0) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 ntohs(0x1500) --> 0x15
[7] Tue 19Jun07 13:06:34 - Sock ID=17 getpeername(532,0x00ABEAB4,0x00ABEAB0) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 inet_ntoa() --> 81.188.93.228
[5] Tue 19Jun07 13:06:34 - (000011) Connected to 81.188.93.228 (Local address 10.10.17.142)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 setsockopt(532,SOL_SOCKET,SO_KEEPALIVE,0x00ABE080,4) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 inet_addr(81.188.93.228) --> 0xE45DBC51
[7] Tue 19Jun07 13:06:34 - Sock ID=17 WSAAsyncGetHostByAddr(00010082,1026,0xE45DBC51,4,2,0x00BE03C0,1024) --> 0000000A (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 FD_WRITE Stat=OK
[7] Tue 19Jun07 13:06:34 - Sock ID=17 FD_CLOSE Stat=WSAECONNABORTED
[7] Tue 19Jun07 13:06:34 - Sock ID=17 RB_READ Stat=OK
[7] Tue 19Jun07 13:06:34 - Sock ID=17 recv(532,0x00C14C48,2048,0) --> -1 (WSAECONNRESET)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 WSAGetLastError() --> WSAECONNRESET
[6] Tue 19Jun07 13:06:34 - (000011) 220 With love from MPCIS
[7] Tue 19Jun07 13:06:34 - Sock ID=17 RB_READ Stat=OK
[7] Tue 19Jun07 13:06:34 - Sock ID=17 RB_WRITE Stat=OK
[7] Tue 19Jun07 13:06:34 - Sock ID=17 send(532,0x00C00830,26,0) --> -1 (WSAECONNRESET)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 WSAGetLastError() --> WSAECONNRESET
[5] Tue 19Jun07 13:06:34 - (000011) Closing connection
[7] Tue 19Jun07 13:06:34 - Sock ID=17 WSACancelAsyncRequest(0000000A) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 WSAAsyncSelect(532,00010082,0,<>) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 setsockopt(532,SOL_SOCKET,SO_LINGER,0x00ABF1E4,4) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 shutdown(532,0) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 shutdown(532,1) --> 0 (OK)
[7] Tue 19Jun07 13:06:34 - Sock ID=17 closesocket(532) --> 0 (OK)