[PLUG] E-mail server?

Charles Sliger chaz at bctonline.com
Thu Jan 4 17:57:48 UTC 2007


> -----Original Message-----
> From: plug-bounces at lists.pdxlinux.org [mailto:plug-
> bounces at lists.pdxlinux.org] On Behalf Of someone
> Sent: Friday, December 29, 2006 1:13 PM
> To: General Linux/UNIX discussion and help;civil and on-topic
> Subject: Re: [PLUG] E-mail server?
> 
> 
> > All I can say is if you really think about it, and think about the
> > future, dynamic IP's are a nice thing to have.  I'm not saying there
> > aren't any perk's to having static IP's, but from a management side
> > there are a lot of perk's to DHCP as well.
> 
> Why is dynamically assigning ip addresses better than staticly
> assigning them?  What is the advantage of putting customers on
> random global ip addresses within a single subnet, or less than
> that?  As far as anonymizing people is concerned, having a
> different ip address every time you browse the Internet isn't
> much protection.  Think about it, if someone wants to harass
> you and you are 1 out of say 255 ip addresses, that isn't very
> many possibilities if they can spy on all them.  Then once they
> notice the habits of one of those ip addresses matches yours,
> they might be able to port scan the ip address and fire off an
> attack.  How often do dynamic ip addresses change?  With Comcast,
> you can easily go for a few months with the same number.
> 

The main practical reason for automatically assigning IP addresses from a
pool is to serve mobile users.  Think of WiFi connects in a coffee shop for
instance.  Or corporate users taking their laptops when traveling to another
office location.

Charles L. Sliger,  Information Systems Engineer,  chaz at bctonline.com
"No matter where you go, there you are..."






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