--> grep attbi.com .addressbook*
.addressbook:   fstpt@attbi.com
.addressbook:   "T Shf (t.shff@attbi.com)" <t.shff@attbi.com>,
.addressbook:d-h  DD <bren69@attbi.com>
.addressbook:   Mr. Rogers <mrrogers@attbi.com>
.addressbook:Jim <jim@attbi.com>
.addressbook: ftpt@attbi.com
.addressbook:vince-FSJ <vfsj@attbi.com>

------------------------------------------------
john@wagoneers.com [/wagoneers/home/john]
------------------------------------------------
--> perl -pi -e 's/attbi.com/comcast.net/g' .addressbook*

------------------------------------------------
john@wagoneers.com [/wagoneers/home/john]
------------------------------------------------
--> grep attbi.com .addressbook*