已经购买的FTP流量还有2G多，但却提示“credit不足，要先上传”，请问credit具体是指什么？在FTP上传奖励登记贴看到奖励的是银纸……怎样才能继续下载呢？ cw.7YiU  
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请参考以下log： [4j;FN Fa  
o{p_s0IX;S  
ise}> A!t  
0 y%R  
WinSock 2.0 -- OpenSSL 0.9.8i 15 Sep 2008 (T01hR&  
[右] 正在连接到 ftp2.canton8.com -> DNS=ftp2.canton8.com IP=61.140.78.91 PORT=2116 j+hoj2(  
[右] 已连接到 ftp2.canton8.com 6]S.1BP  
[右] 220-Serv-U FTP Server v8.3 for WinSock ready... $@)d9u cd  
[右] 220-***********欢迎光临蓝调粤语GDBT的ftp's2******************* M'iKk[Hjfx  
[右] 220-http://www.canton8.com +kL(lBv'  
[右] 220-本服务器已经正常运行了3天20小时3分钟 xF;v 6d  
[右] 220-服务器平均带宽： 109.166 Kb/sec Pa +BE[z  
[右] 220-服务器当前带宽： 52.852 Kb/sec m5N&7qgp  
[右] 220-你的IP是：     *.*.*.* wlM ?gQXU[  
[右] 220 ******************************************************* `WS_*fJ5  
[右] USER 297757 P;&p[[7  
[右] 331 User name okay, need password. vM/v}6;_K2  
[右] PASS (隐藏) AtDrQ<>y'  
[右] 230-ServUPlus Pro 2.2.1. [ http://www.dream4dev.com ] (qN(#~  
[右] 230-Registered by gdbt. GcW}<g}  
[右] 230-[UL:460.49M][DL:703.38M][CT:2.31G][0/30 Sec Cache] m=B0!Z1xx  
[右] 230 User logged in, proceed. CaBS0' n  
[右] SYST %LHV0u  
[右] 215-.----------------------------------------. gUA}%YXe  
[右] 215-|   -[ T O P - U P L O A D E R S ]-     | zP}v2  
[右] 215-+----------------------------------------+ 0)V-|v`  
[右] 215-| ## User                 Uploaded | RfG$Px '  
[右] 215-+----------------------------------------+ TP::y  
[右] 215-| 01 9941                 214.68G | ^^l"brPa  
[右] 215-| 02 gdbtadmin             205.28G | |81N/]EER  
[右] 215-| 03 32                   43.28G | FaE orQ  
[右] 215-| 04 23463                 37.22G | g"S+V#R  
[右] 215-| 05 8888                 32.37G | El s=:4  
[右] 215-| 06 348540                 27.1G | >r3< O=Z7  
[右] 215-| 07 179823                 16.27G | C/Bx_j((  
[右] 215-| 08 207124                 6.09G | /8\&f%E  
[右] 215-| 09 29819                 5.42G | cV,Dl`1r  
[右] 215-| 10 83511                 5.06G | T l(uqY?9  
[右] 215-.----------------------------------------. |9]K:A  
[右] 215 UNIX Type: L8 n9!3h?,g  
[右] FEAT @!3^/D3  
[右] 211-Extension supported 8T )ELhTj  
[右] CLNT J6D$ i+  
[右] MDTM @(fY4]
K  
[右] MDTM YYYYMMDDHHMMSS[+-TZ];filename 5O ;^Mk|  
[右] SIZE z %E!tB2o  
[右] SITE PSWD;EXEC;SET;INDEX;ZONE;CHMOD;MSG %nf=[f
 
[右] REST STREAM yuDd% 1k  
[右] XCRC filename;start;end y/hv H"f  
[右] MODE Z :~R Fy?xRa  
[右] MLST Type*;Size*;Create;Modify*;Win32.ea*; =[os< +  
[右] 211 End Vj`s_IPY  
[右] CLNT 3.7.9.1348  5G;^OI!g  
[右] 200 Noted. $ywh%OEH  
[右] PWD _kX/LR"L+  
[右] 257 "/" is current directory. \ZWmef  
[右] TYPE A 9R"N#w.U]  
[右] 200 Type set to A. <L/vNP  
[右] MODE Z ?9@Af{b t2  
[右] 200 MODE Z ok. @i-@mxk6<  
[右] PASV ]f-'A>MC  
[右] 227 Entering Passive Mode (61,140,78,91,75,52) 00a<(sS;  
[右] 正在打开数据连接 IP: 61.140.78.91 端口: 19252 1";e'?^x  
[右] MLSD SliQwm5  
[右] 150 Opening BINARY mode data connection for MLSD. Ds,"E#?  
[右] 226-Using UL/DL ratio 1/1, counting bytes over all sessions aw%v
u  
[右]     Current UL/DL ratio credit 2425471 kBytes )"jn{%/t  
[右] 226 Transfer complete. !nBm}E7d  
[右] 列表完成: 761 字节 于 0.66 秒 (1.1 KB/秒) x~Ly$A2p  
[右] CWD -==演唱会==- = M{CZm  
[右] 250-******************************** } %CbZ/7&  
[右] 250-当前磁盘 G PG[O?l  
[右] 250-剩余空间 214846.06 MB 7C7(bg,7^  
[右] 250-你的下载流量剩余2425471/Kb  / !  
[右] 250-******************************** o+Ti$`2<O7  
[右] 250 Directory changed to /-==演唱会==- 4$DliP  
[右] PWD wDMB  
[右] 257 "/-==演唱会==-" is current directory. 4m[C-NB!g  
[右] PASV #r^@*<{^  
[右] 227 Entering Passive Mode (61,140,78,91,75,58) !vVjZ  
[右] 正在打开数据连接 IP: 61.140.78.91 端口: 19258 p2DNbY\]  
[右] MLSD Mth`s{sATa  
[右] 150 Opening BINARY mode data connection for MLSD. @j2*.ee  
[右] 226-Using UL/DL ratio 1/1, counting bytes over all sessions $o$Ev@mi  
[右]     Current UL/DL ratio credit 2425471 kBytes A+1]Ql)$  
[右] 226 Transfer complete. ~K$"PKs3  
[右] 列表完成: 22 KB 于 0.44 秒 (50.5 KB/秒) $0S#d@v}  
[右] CWD [GdbT]2009.葉振棠   電視主題曲王 殿堂電視35 金曲 演唱會.粤语中字.d9r3.暗少 製作 [mkv] K(KP3
Q  
[右] 250-******************************** 5J\|gZQF  
[右] 250-当前磁盘 G \{=`F`oB=  
[右] 250-剩余空间 214845.56 MB q '{<c3&  
[右] 250-你的下载流量剩余2425471/Kb r]O@HVbt$  
[右] 250-******************************** 1L=Qg4 H  
[右] 250 Directory changed to /-==演唱会==-/[GdbT]2009.葉振棠   電視主題曲王 殿堂電視35 金曲 演唱會.粤语中字.d9r3.暗少 製作 [mkv] = *;Xc-_  
[右] PWD m#'rI=}!  
[右] 257 "/-==演唱会==-/[GdbT]2009.葉振棠   電視主題曲王 殿堂電視35 金曲 演唱會.粤语中字.d9r3.暗少 製作 [mkv]" is current directory. Q1I_=fT  
[右] PASV ,#jhKnk2e  
[右] 227 Entering Passive Mode (61,140,78,91,75,59) O-!fOdX8_k  
[右] 正在打开数据连接 IP: 61.140.78.91 端口: 19259 QD;f
~fZ  
[右] MLSD (6#yw`\  
[右] 150 Opening BINARY mode data connection for MLSD. o- QG& ]  
[右] 226-Using UL/DL ratio 1/1, counting bytes over all sessions cvXI]+`<3\  
[右]     Current UL/DL ratio credit 2425471 kBytes .6 ?>t!&W  
[右] 226 Transfer complete. 5v>{Z0TE[6  
[右] 列表完成: 532 字节 于 0.58 秒 (0.9 KB/秒) qwNKRqT  
[右] TYPE I H^PqYLjN  
[右] 200 Type set to I. g=g.GpFt  
[右] PASV <AAZ8#^
  
[右] 227 Entering Passive Mode (61,140,78,91,75,60) U>_\  
[右] 正在打开数据连接 IP: 61.140.78.91 端口: 19260 rE{ Xo:Cf  
[右] REST 736652705 .m]=JC5'  
[右] 350 Restarting at 736652705. Send STORE or RETRIEVE.
m`\i+  
[右] RETR [GdbT]2009.葉振棠   電視主題曲王 殿堂電視35 金曲 演唱會.粤语中字.d9r3.暗少 製作.mkv Vkvb=  
[右] 550 Sorry, insufficient credit for download - upload first. Y^ZBA\D2,k  
[右] 传送失败! fov=Yd!  
传送队列已完成 +x9"#0|k;  
1 个文件传送失败

你的流量不足以下载这个文件，所以提示你 %VWp&a8  
简单一句，你的剩余下载流量小于文件的大小 ZPlPN;J^1  
这个文件的大小是2.4gb %l,4=TQ[m  
你买多1g流量就ok啦