*** /etc/sendmail-v8.cf.orig	Tue Jan 11 01:51:10 2000
--- /etc/sendmail-v8.cf	Tue Jan 11 02:02:02 2000
***************
*** 100,105 ****
--- 100,106 ----
  ################################
  # SMTP processing restrictions #
  ################################
+ Kpopauth hash /etc/mail/popauthip
  
  ##
  ## upon SMTP authentication
***************
*** 847,852 ****
--- 848,858 ----
  # now, we can check c_addr-c_name-sender-recipient quad
  
  # client address check -- accept messages from hosts within allowed domain
+ ############# POP before SMTP starts #############
+ R$* $| $* $| $* $| $* 			$: $1 $| $2 $| $3 $| $4 $| $(popauth $1 $: <?> $)
+ R$* $| $* $| $* $| $* $| <?> 		$: $1 $| $2 $| $3 $| $4
+ R$* $| $* $| $* $| $* $| $+ 		$@ $>Check_rcpt_inside $3 $| $4
+ ############# POP before SMTP ends   #############
  R$={RoamIP}$* $| $* $| $* $| $*		$@ $>Check_rcpt_roam $4 $| $5
  R$* $| $*$={RoamDom} $| $* $| $*	$@ $>Check_rcpt_roam $4 $| $5
  R$={LocalIP}$* $| $* $| $* $| $*	$@ $>Check_rcpt_inside $4 $| $5