From: daniel qian (no email)
Date: Mon Jun 02 2003 - 12:38:55 EDT
>On Mon, 2 Jun 2003, daniel qian wrote:
>> Yahoo complains on a stray newline - said to be a bare LF without an
>> accompanying CR by RFC822 standard but I didn't check that out. Anyway I
>> put this in my body_checks: > /[^\r]\n[^\r]/ Warning Bare LF in body
>> and this part works. What surprised me is it gets detected regardless of
>> message encoding. Then I tried sending these sort of messages to yahoo
>> and yahoo didn't reject them for last two days. I am not sure if they
>You have forgotten that Postfix is incapable of generating bare LF, don't
>look for bare LF, look for bare CR! Yahoo's message is likely misleading...
Could it be that LF originally from MS Outlook (Express)? I have the same rejects from another MTA (AIMC2.9.5.2) talking to Yahoo's YSmtp server.
>Note also, that the complaint about bare LF is believed by most on this
>list to be a Yahoo bug with *some* of their MX hosts (behind load balancer
>switches, so the host you are talking to is random).
You are right. I noticed the domain I connect to has 3 MX hosts and one of them has quite a few different IP addresses for load balance. Maybe the difference is among these hosts with different IPs.
Daniel
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