Using TACACS for AAA
TAC_PLUS Developer's Kit vF4.0.2.alpha

Note:
1. Modify Makefile
   OS=-DLINUX -DGLIBC
   OSLIBS=-lcrypt
2. Check /etc/services port 49
3. Sample conf
   key = xxxxxxxx
   default authentication = file /etc/passwd
   accounting file = /var/log/tac.log
   # debug log is var/tmp/tac_plus.log
   user = tacadmin {
      default service = permit
      chap = cleartext xxxxxxxx
   }
4. Run with debug
   #tac_plus -C /etc/tac-plus/tacacs.conf -d 248

debugging output in the var/tmp/tac_plus.log file