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之前发过一个帖子有关Telus, Shaw 的比较， : D5 Y E, A9 J/ n% D4 f7 [
家用Telus 已经封锁了不少端口。 也随时不通知下说锁就锁， 非常讨厌。) p) O- S: K( M. m: A" \ x
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Does Telus block any ports?
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The only packages with no blocked ports at this time are the Server packages.
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% b, b# K- ~1 L3 P+ F9 tThe Blocked ports currently are:0 A% ]# w9 ^4 r7 d9 L& _& ~; ]
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TCP 21 (ftp)+ _9 d$ a* |! u m# G5 e: t
Customers running an FTP server will no longer be able to have Internet users connect to their server. Many customers computers are used as FTP servers to store illegal files.) S; m5 K; C/ x" E" \
/ }5 F$ F, l3 ^+ x+ I: KTCP 25 (smtp)
& Y9 w1 D( L* u1 S0 ~' o& UCustomers running a SMTP mail server will no longer be able to receive email requests. Also, Telus users will not be able to connect to non-Telus smtp servers on port 25. Prevent mail servers that operate as an open relay. Open relays are used without a customer?s knowledge to sends millions of pieces of Spam.
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TCP 80 (www)1 q* ^8 p2 z7 c
Customers running a Web server will no longer be able to have Internet users connect to their server. Common exploit on old Window IIS server and Linux boxes that are not properly patched., m+ ^2 {5 W) e
! G. u0 G4 S0 MTCP 110 (pop3): F( k V9 I5 K) a# [5 i; [
Customers running a POP mail server will no longer be able to have Internet users connect to the server. Prevent mail servers that operate as an open relay. Open relays are used without a customer?s knowledge to sends millions of pieces of Spam.$ N9 @8 u; o. ^/ ~' L' I; K) k
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TCP 6667 (ircd)
6 I9 A7 D& y9 w( M2 WCustomers running a IRC server (Internet Relay Chat) will no longer be able to have Internet users connect to the server.
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TCP/UDP 135-139 (dcom and netbios)
O5 v% L Q- y/ T2 ^# SThese ports are commonly exploited by worm viruses:
& M6 a0 A. ]$ `; n8 a135 Windows RPC
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137-139 Windows NetBios
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TCP/UDP 445 (ms-ds)
1 o6 E" Q! `: h c4 FMicrosoft Directory Services - Customers that allow legitimate Internet users access to their computers will loose this ability. This allows hackers to directly connect to a Windows based computer and gain total control over the OS.
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TCP/UDP 1433-1434 (ms-sql)
7 |2 _$ F8 V* {1 OMicrosoft SQL server - Customer running an SQL server will no long be able to have Internet user connect to their server. There are several worm viruses that exploit holes in SQL server. |
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狗仔卡
发表于 2009-11-7 17:58
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