Cyford Technologies LLC - Virtual Office Resource & Support

Deferred: 451 4.7.0 Timeout waiting for client input

This has happened using a freepbx (asterisknow)  while using exchange 2007 as a smart host...

i tried everything ans was not able to fix it,    i    "yum remove sendmail" then "yum install sendmail"  and setup mx records in my dns,    and made it work without using a smart host

 

 

I removed sendmail and installed postfix insteard

 

yum remove sendmail

yum install postfix

then i installed webmin to easilly configure postfix

 

Error: contents of '/etc/mailcap.new' do not match what was written

 

 

 

Problem for me was creating up some space in the linux root directory  or deleting everything in the /tmp directory

 

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Office Support

We will give you unlimited support for your office.   This replaces the need in having to hire and administrator or  even a pc technician.  We handle Pc’s ,  Servers,  Windows and Linux,    We manage and repair Active Directory , MS Exchange,   Ext...

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We Can Not only handle your I.T.  Remotely,  we can handle your incoming phone calls (Receptionist) ,  Your company Accounting and Data processing...  We can do all the office work while you focus on the job at hand...