Connection is not possible

Aug 29 01:18:08 [info ] main: D2CS Version 1.10.1.1 Built Feb 26 2009
Aug 29 01:18:08 [info ] d2gs_create: added game server 220.86.40.181 (id: 1) to list
Aug 29 01:18:08 [info ] d2ladder_readladder: ladder file loaded successfully (28 types 35 maxtype)
Aug 29 01:18:08 [info ] d2ladder_init: ladder data initialized
Aug 29 01:18:08 [info ] trans_load: trans file loaded
Aug 29 01:18:08 [info ] fdw_select_init: fdwatch select() based layer initialized (max 1000 sockets)
Aug 29 01:18:08 [info ] main: server initialized
Aug 29 01:18:08 [info ] d2cs_server_process: network initialized
Aug 29 01:18:08 [info ] s2s_create: try make s2s connection to 220.86.40.181:6112
Aug 29 01:18:08 [info ] s2s_create: connection to s2s server 220.86.40.181:6112 is in progress
Aug 29 01:18:08 [info ] d2cs_conn_create: created session=1 socket=356 (1 current connections)
Aug 29 01:18:08 [info ] server_listen: listen on 0.0.0.0:6113
Aug 29 01:18:08 [info ] d2cs_server_process: entering server loop
Aug 29 01:18:09 [info ] d2ladder_readladder: ladder file loaded successfully (28 types 35 maxtype)
Aug 29 01:18:20 [warn ] bnetd_check: connection to bnetd s2s timeout
Aug 29 01:18:20 [info ] d2cs_conn_destroy: [356] closed connection 1 (0 left)
Aug 29 01:18:31 [info ] s2s_create: try make s2s connection to 220.86.40.181:6112
Aug 29 01:18:31 [info ] s2s_create: connection to s2s server 220.86.40.181:6112 is in progress
Aug 29 01:18:31 [info ] d2cs_conn_create: created session=2 socket=356 (1 current connections)
Aug 29 01:18:42 [warn ] bnetd_check: connection to bnetd s2s timeout
Aug 29 01:18:42 [info ] d2cs_conn_destroy: [356] closed connection 2 (0 left)
Aug 29 01:18:53 [info ] s2s_create: try make s2s connection to 220.86.40.181:6112
Aug 29 01:18:53 [info ] s2s_create: connection to s2s server 220.86.40.181:6112 is in progress
Aug 29 01:18:53 [info ] d2cs_conn_create: created session=3 socket=356 (1 current connections)
Aug 29 01:19:04 [warn ] bnetd_check: connection to bnetd s2s timeout
Aug 29 01:19:04 [info ] d2cs_conn_destroy: [356] closed connection 3 (0 left)
Aug 29 01:19:15 [info ] s2s_create: try make s2s connection to 220.86.40.181:6112
Aug 29 01:19:15 [info ] s2s_create: connection to s2s server 220.86.40.181:6112 is in progress
Aug 29 01:19:15 [info ] d2cs_conn_create: created session=4 socket=188 (1 current connections)
Aug 29 01:19:26 [warn ] bnetd_check: connection to bnetd s2s timeout
Aug 29 01:19:26 [info ] d2cs_conn_destroy: [188] closed connection 4 (0 left)
Aug 29 01:19:37 [info ] s2s_create: try make s2s connection to 220.86.40.181:6112
Aug 29 01:19:37 [info ] s2s_create: connection to s2s server 220.86.40.181:6112 is in progress
Aug 29 01:19:37 [info ] d2cs_conn_create: created session=5 socket=188 (1 current connections)
Aug 29 01:19:48 [warn ] bnetd_check: connection to bnetd s2s timeout
Aug 29 01:19:48 [info ] d2cs_conn_destroy: [188] closed connection 5 (0 left)
Aug 29 01:19:59 [info ] s2s_create: try make s2s connection to 220.86.40.181:6112
Aug 29 01:19:59 [info ] s2s_create: connection to s2s server 220.86.40.181:6112 is in progress
Aug 29 01:19:59 [info ] d2cs_conn_create: created session=6 socket=188 (1 current connections)
Aug 29 01:20:10 [warn ] bnetd_check: connection to bnetd s2s timeout
Aug 29 01:20:10 [info ] d2cs_conn_destroy: [188] closed connection 6 (0 left)
Aug 29 01:20:21 [info ] s2s_create: try make s2s connection to 220.86.40.181:6112
Aug 29 01:20:21 [info ] s2s_create: connection to s2s server 220.86.40.181:6112 is in progress
Aug 29 01:20:21 [info ] d2cs_conn_create: created session=7 socket=188 (1 current connections)

Aug 29 01:17:34 [info ] main: D2DBS Version 1.10.1.1 Built Feb 26 2009 21:51:32
Aug 29 01:17:34 [info ] main: server initialized
Aug 29 01:17:34 [info ] dbs_server_main: establishing the listener...
Aug 29 01:17:34 [error] d2ladder_checksum_check: error open ladder file var\ladders/ladder.D2DV
Aug 29 01:17:34 [error] d2ladder_check: ladder file checksum error,try to use backup file
Aug 29 01:17:34 [error] d2ladder_check: error rename var\ladders/ladderbk.D2DV to var\ladders/ladder.D2DV
Aug 29 01:17:34 [error] d2ladder_checksum_check: error open ladder file var\ladders/ladder.D2DV
Aug 29 01:17:34 [error] d2ladder_check: ladder backup file checksum error,rebuild ladder
Aug 29 01:17:34 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:17:34 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:17:34 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:17:34 [info ] dbs_server_main: waiting for connections...
Aug 29 01:17:34 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:17:34 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:17:34 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:18:12 [info ] main: D2DBS Version 1.10.1.1 Built Feb 26 2009 21:51:32
Aug 29 01:18:12 [info ] main: server initialized
Aug 29 01:18:12 [info ] dbs_server_main: establishing the listener...
Aug 29 01:18:12 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:18:12 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:18:12 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:18:12 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:18:12 [info ] dbs_server_main: waiting for connections...
Aug 29 01:18:12 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:18:12 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:18:12 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:29:04 [info ] d2dbs_handle_signal: the server is going to shutdown in 6 minutes
Aug 29 01:29:04 [info ] d2dbs_handle_signal: the server is going to shutdown in 5 minutes
Aug 29 01:29:04 [info ] d2dbs_handle_signal: the server is going to shutdown in 4 minutes
Aug 29 01:29:04 [info ] d2dbs_handle_signal: the server is going to shutdown in 3 minutes
Aug 29 01:29:04 [info ] d2dbs_handle_signal: the server is going to shutdown in 2 minutes
Aug 29 01:29:04 [info ] d2dbs_handle_signal: the server is going to shutdown in 1 minutes
Aug 29 01:29:04 [info ] d2dbs_handle_signal: the server is going to shutdown in 0 minutes
Aug 29 01:29:04 [info ] d2dbs_handle_signal: shutdown server due to signal
Aug 29 01:29:04 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:29:04 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:29:04 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:29:04 [info ] dbs_on_exit: dbserver stopped
Aug 29 01:29:26 [info ] main: D2DBS Version 1.10.1.1 Built Feb 26 2009 21:51:32
Aug 29 01:29:26 [info ] main: server initialized
Aug 29 01:29:26 [info ] dbs_server_main: establishing the listener...
Aug 29 01:29:26 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:29:26 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:29:26 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:29:26 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:29:26 [info ] dbs_server_main: waiting for connections...
Aug 29 01:29:26 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:29:26 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:29:26 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:31:21 [info ] server_main: D2DBS Version 1.10.1.1 Built Feb 26 2009 22:25:23
Aug 29 01:31:21 [info ] server_main: server initialized
Aug 29 01:31:21 [info ] dbs_server_main: establishing the listener...
Aug 29 01:31:21 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:31:21 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:31:21 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:31:21 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:31:21 [info ] dbs_server_main: waiting for connections...
Aug 29 01:31:21 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:31:21 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:31:21 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:31:26 [info ] d2dbs_handle_signal: shutdown server due to signal
Aug 29 01:31:26 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:31:26 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:31:26 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:31:26 [info ] dbs_on_exit: dbserver stopped
Aug 29 01:45:40 [info ] main: D2DBS Version 1.10.1.1 Built Feb 26 2009 21:51:32
Aug 29 01:45:40 [info ] main: server initialized
Aug 29 01:45:40 [info ] dbs_server_main: establishing the listener...
Aug 29 01:45:40 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:45:40 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:45:40 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:45:40 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:45:40 [info ] dbs_server_main: waiting for connections...
Aug 29 01:45:40 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:45:40 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:45:40 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:47:15 [info ] d2dbs_handle_signal: the server is going to shutdown in 6 minutes
Aug 29 01:47:15 [info ] d2dbs_handle_signal: the server is going to shutdown in 5 minutes
Aug 29 01:47:15 [info ] d2dbs_handle_signal: the server is going to shutdown in 4 minutes
Aug 29 01:47:15 [info ] d2dbs_handle_signal: the server is going to shutdown in 3 minutes
Aug 29 01:47:15 [info ] d2dbs_handle_signal: the server is going to shutdown in 2 minutes
Aug 29 01:47:15 [info ] d2dbs_handle_signal: the server is going to shutdown in 1 minutes
Aug 29 01:47:15 [info ] d2dbs_handle_signal: the server is going to shutdown in 0 minutes
Aug 29 01:47:15 [info ] d2dbs_handle_signal: shutdown server due to signal
Aug 29 01:47:15 [info ] d2ladder_checksum_check: ladder file check pass (checksum=0xDB72C052)
Aug 29 01:47:15 [info ] d2ladder_saveladder: backup ladder file
Aug 29 01:47:15 [info ] d2ladder_saveladder: ladder file saved (0 changes)
Aug 29 01:47:15 [info ] dbs_on_exit: dbserver stopped
Aug 29 01:47:37 [info ] main: D2DBS Version 1.10.1.1 Built Feb 26 2009 21:51:32
Aug 29 01:47:37 [info ] main: server initialized
Aug 29 01:47:37 [info ] dbs_server_main: establishing the listener...