  pppd  FreeBSD,     
TACACS+ .

  tac_plus.      PAP
authentication/authorization/accounting  TACACS+.   pppd 
mgetty   : "/usr/sbin/pppd auth tac_plus refuse-chap require-pap".
  PAP .    , 
.  TACACS+   AV: service=ppp, protocol=ip,
addr*IPADDR.   IPADDR  ip ,   
  .        AV 
"addr",      ip   remote.  ,
     utmp/wtmp   start
accounting record   AV: task_id, start_time, timezone, service=ppp.
 TACACS+     ,  pppd
   .    pppd,  stop
accounting record   AV: task_id, start_time, timezone, service=ppp,
protocol=ip, elapsed_time.  utmp/wtmp   ,  
init .

   TACACS+ ,   rem_addr, 
"async".       tac_lib, 
. 
<cyril@piter.net>.

   FreeBSD   2.2.7,    
pppd-2.2.6.tac_plus.diff.    FreeBSD  2.2.7  , 
 tacacs.*   pppd/    .   
 -  FreeBSD,    .

16/09/1998
Denis Shaposhnikov <denis@vlink.ru>

    tac+ia-0.96pre7 -  (pppd  2.3.5)
20/02/2000
  <diman@ul.ru>
