Tying It All Together


  • Router Configuration (Cisco)
    • ip helper-address xxx.xxx.xxx.xxx
    • access to ARP tables via SNMP

  • register.cgi
    • Perl 5 with Mail::POP3Client module
    • CMU SNMP tools (snmpget/snmpwalk)

  • /var/spool/cron/
    • check for updated dhcpd.conf -- reload if needed