M?t truy v?n DNS bn ngoi c th? gy ra m?t thng bo l?i trong Windows Server 2003

D?ch tiu ? D?ch tiu ?
ID c?a bi: 828731 - Xem s?n ph?m m bi ny p d?ng vo.
Bung t?t c? | Thu g?n t?t c?

TRI?U CH?NG

Khi m?t my tnh ch?y Microsoft Windows Server 2003 lm cho m?t truy v?n DNS bn ngoi, b?n c th? nh?n ?c m?t trong cc l?i sau thng i?p:
Truy v?n t? ch?i

H? ph?c v? khng th? gi?i thch ?nh d?ng

Th?i gian ch?

NGUYN NHN

Nguyn nhn # 1

V?n ? ny c th? x?y ra trn m?t s? m h?nh Cisco PIX t?ng l?a v?i ph?n m?m ny s?m hn PIX t?ng l?a Phin b?n 6.3(2). Cisco PIX T?ng l?a c?a gi?t DNS cc gi d? li?u ?c g?i ?n ng?i s? d?ng giao th?c Datagram (UDP) c?ng 53 m ang l?n hn chi?u di t?i a ?c c?u h?nh. Theo m?c ?nh, ? di t?i a ?i v?i cc gi UDP l 512 byte.

Nguyn nhn # 2

V?n ? ny c th? x?y ra n?u cc my ch? DNS bn ngoi khng h? tr? M? r?ng cc c ch? cho DNS (EDNS0) ho?c n?u t?ng l?a t?n t?i gi?a c?a b?n my ch? v my ch? DNS bn ngoi. Cc my ch? DNS khng h? tr? EDNS0 khng th? qu tr?nh d? li?u EDNS0, v hnh vi ny gy ra cc truy v?n ?n th?t b?i. M?t s? t?ng l?a c th? th? cc gi EDNS0 ?c g?i b?i cc my ch? h? tr? EDNS0, ho?c c th? th? cc gi UDP to l?n hn 512 byte ?c g?i b?i cc my ch? h? tr? EDNS0.

CCH GI?I QUY?T KHC

Workaround Workaround # 1

? gi?i quy?t v?n ? ny, h?y truy c?p sau y c?a Cisco Systems Web Trang web cho thng tin v C?p Nh?t h?ng d?n:
http://www.Cisco.com/en/US/Products/SW/secursw/ps2120/prod_release_notes_list.html

Workaround Workaround # 2

? lm vi?c xung quanh v?n ? ny, h?y t?t EDNS0 h? tr? trong Windows Server 2003. thc hin vic nay, hay lam theo nhng bc sau:
  1. Bt u mt du nhc lnh.
  2. Lo?i dnscmd /Config /EnableEDnsProbes 0, sau nh?n ENTER.

THNG TIN THM

? bi?t thm v? c ch? m? r?ng cho DNS, gh thm Web site sau c?a Microsoft:
http://technet2.Microsoft.com/WindowsServer/en/Library/28022cf7-84e1-484b-91cd-591f90368f711033.mspx?MFR=True
? bi?t thm thng tin v? Cisco Systems truy c?p vo trang Web sau y Trang web:
http://www.Cisco.com
Cc s?n ph?m bn th? ba m th?o lu?n v? bi vi?t ny ?c s?n xu?t b?i cc cng ty l ?c l?p c?a Microsoft. Microsoft a ra khng c b?o hnh, ng? ? hay N?u khng, v? hi?u su?t ho?c ? tin c?y c?a cc s?n ph?m ny. Microsoft s? cung c?p thng tin lin l?c bn th? ba ? gip b?n t?m th?y k? thu?t h? tr?. Thng tin lin h nay co th thay i ma khng thng bao. Microsoft khng ?m b?o tnh chnh xc c?a thng tin lin l?c bn th? ba ny.

Thu?c tnh

ID c?a bi: 828731 - L?n xem xt sau cng: 30 Thang Tam 2011 - Xem xt l?i: 2.0
p d?ng
  • Microsoft Windows Server 2003, Web Edition
  • Microsoft Windows Server 2003, Standard Edition (32-bit x86)
  • Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
  • Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)
  • Microsoft Windows Server 2003, Enterprise x64 Edition
  • Microsoft Windows Small Business Server 2003 Standard Edition
  • Microsoft Windows Small Business Server 2003 Premium Edition
T? kha:
kbwinservnetwork kbnetwork kbprb kbmt KB828731 KbMtvi
My d?ch
QUAN TRONG: Bi vi?t ny ?c d?ch b?ng ph?n m?m d?ch my c?a Microsoft ch? khng ph?i do con ng?i d?ch. Microsoft cung c?p cc bi vi?t do con ng?i d?ch v c? cc bi vi?t do my d?ch ? b?n c th? truy c?p vo t?t c? cc bi vi?t trong C s? Ki?n th?c c?a chng ti b?ng ngn ng? c?a b?n. Tuy nhin, bi vi?t do my d?ch khng ph?i lc no c?ng hon h?o. Lo?i bi vi?t ny c th? ch?a cc sai st v? t? v?ng, c php ho?c ng? php, gi?ng nh m?t ng?i n?c ngoi c th? m?c sai st khi ni ngn ng? c?a b?n. Microsoft khng ch?u trch nhi?m v? b?t k? s? thi?u chnh xc, sai st ho?c thi?t h?i no do vi?c d?ch sai n?i dung ho?c do ho?t ?ng s? d?ng c?a khch hng gy ra. Microsoft c?ng th?ng xuyn c?p nh?t ph?n m?m d?ch my ny.
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