Am 25.09.2011 17:51, schrieb John Hinton: > On 9/25/2011 10:56 AM, /dev/rob0 wrote: >> On Sunday 25 September 2011 07:27:59 Phill Edwards wrote: >>>> Where did you look? A source install of Postfix using default >>>> paths places an /etc/postfix/aliases file. >>> I installed from CentOS RPMs. The version I have is >>> postfix-2.3.3-2.3.el5_6. >> FYI that version was EOL in 2009. > Note that CentOS is a clone of RedHat. Redhat has always has the motto of > staying with base version numbering for > packages contained in the original release... or at least when possible. They > then 'backport' all security fixes > to these old numbered versions. Why? Well, after running RedHat based servers > for a bit over 15 years, I can > count on one hand the number of times updates broke something. Config files > don't change, or if they do, they are > written as filename.rpmnew and you are warned. Rarely do you have to do > anything about these.
all correct but that means that recent documentations and howtos for complexer setups are useless for RHEL/CentOS if you are not using a recent build what is done in few minutes in the case of postfix i have not seen any problem upgrading postfix in the last 5 years on a lot of machines and with the complexest configurations you can imagine
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