Re: nginx ESMTP - ÐÒÏÂÌÅÍÁ (?)

Anton Yuzhaninov citrin at citrin.ru
Fri Aug 9 19:13:06 UTC 2013


8/9/13 11:19 AM, Night Romantic ÐÉÛÅÔ:
> ÷ wireshark ÷ÉÎÄÏ×ÏÊ ÓÅÓÓÉÉ ÂÒÏÓÁÅÔÓÑ × ÇÌÁÚÁ, ÞÔÏ ËÁÖÄÙÊ ÐÁËÅÔ ÏÔ ÍÅÎÑ
> ÉÍÅÅÔ ÎÅ×ÅÒÎÕÀ ËÏÎÔÒÏÌØÎÕÀ ÓÕÍÍÕ:
> Header checksum: 0x0000 [incorrect, should be 0x68b3 (may be caused by "IP
> checksum offload"?)]

ïÔ×ÅÔ ÔÕÔ ÖÅ: may be caused by "IP checksum offload", ÔÁË ÞÔÏ ÎÁ ÜÔÏ 
ÍÏÖÎÏ ÎÅ ÏÂÒÁÝÁÔØ ×ÎÉÍÁÎÉÅ.

ïÔÌÉÞÉÅ ÌÉÎÕËÓÏ×ÏÇÏ ÔÅÌÎÅÔÁ ÏÔ ×ÉÎÄÏ×ÏÇÏ ÐÏÈÏÖÅ × ÔÏ, ÞÔÏ ÌÉÎÕËÓÏ×ÙÊ 
ÛÌÅÔ ËÏÍÁÎÄÕ ÞÅÒÅÚ ÏÄÉÎ syscall É ËÁË ÓÌÅÄÓÔ×ÉÅ ÜÔÏ ÕÈÏÄÉÔ × ÏÄÎÏÍ IP 
ÐÁËÅÔÅ.
îÏ ÅÓÌÉ ÕÄÁÌÅÎÎÁÑ ÓÔÏÒÏÎÁ ÎÅ ÐÏÎÉÍÁÅÔ ËÏÍÁÎÄÕ ÐÒÉÛÅÄÛÕÀ × ÎÅÓËÏÌØËÉÈ 
ÐÁËÅÔÁÈ, ÔÏ ÜÔÏ ÂÁÇ. íÏÖÅÔ ÔÁÍ É ÐÒÁ×ÄÁ Cisco PIX ÉÌÉ ÞÔÏ ÔÏ ÁÎÁÌÏÇÉÞÎÏÅ 
ÐÏ ÆÕÎËÃÉÑÍ.



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