Ya and so do many others ... Dave Marchette wrote:
> ya but....the NS takes it one step further allowing one single external IP > to map to multiple IPs on the internal network based on the specific > service. > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Rod Dorman > Sent: Thursday, March 07, 2002 11:17 AM > To: [EMAIL PROTECTED] > Subject: RE: [IMail Forum] Firewalls > > dave.marchette wrote: > > Ya the NS is a nice box because it can do virtual IP. Example. You were > a > > slacker and set your DNS up in such a way as to not separate the entry for > > pop.mail.com and smtp.mail.com. With the Netscreen, you can actually have > > one external IP for both of these, then redirect port 110 to one ip (and > > server) on your internal network, and then direct smpt on port 25, > incoming > > to another box on your internal net(like an Imgate box, AV, whatever). > > This is usually known as Network Address Translation (NAT) or > sometimes as Port Address Translation (PAT). Most devices with > routing capabilities nowadays have this capability. > > > This saves you from having to require all of your clients change their > > outgoing mail server setting to something else because you never separated > > them out in the first place. > > If they were referencing it via name instead of using an IP address > it would also remove the need for client changes. > > -- > [EMAIL PROTECTED] > "Hangers on though you be friends be more humble > when asking for seconds." > Katsuhito Masaki (Grandfather); Tenchi Muyo Episode 7 > > Please visit http://www.ipswitch.com/support/mailing-lists.html > to be removed from this list. > > An Archive of this list is available at: > http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > > Please visit http://www.ipswitch.com/support/mailing-lists.html > to be removed from this list. > > An Archive of this list is available at: > http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Please visit http://www.ipswitch.com/support/mailing-lists.html to be removed from this list. An Archive of this list is available at: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/
