sendmail, 2nd Edition by Bryan Costales with Eric Allman The following are the changes that were made in the 12/00 reprint. Here's a key to the markup: [page-number]: serious technical mistake {page-number}: minor technical mistake : important language/formatting problem (page-number): language change or minor formatting problem ?page-number?: reader question or request for clarification {258} The code snippet in the middle of the page did read: define(`MASQUERADE_AS', `your.hub.domain') FEATURE(`allmasquerade') Now reads: MASQUERADE_AS(`your.hub.domain') FEATURE(`allmasquerade')