--On Tuesday, July 5, 2005 12:02 -1000 Randy Bush <randy@psg.com> wrote:
The principle purpose of the secondary mx, in this case, is to accept email for the primary mx during periods where the primary is down
and the sending smtp server has no spool. i.e. no useful purpose.
today, the primary purpose of secondary mxs is to receive spam.
Or, perhaps one wants more direct control over the how long you can be down before things bounce policy. A secondary MX allows that. The fuse on the sending spool is at the discretion of the person running the senders mailserver. The time limit on your secondary MX is, presumably, somewhat under your own control. There are other legitimate purposes as well. Owen -- If this message was not signed with gpg key 0FE2AA3D, it's probably a forgery.