Network logs kept for a specified period of time.  Retention times are listed below:

Firewall network address translation (NAT) snapshots are taken daily.  They are kept for 30 days.

Bradford Campus Manager login data is kept for 30 days.

DHCP lease records are kept in files that are separated each week.  They are kept for two weeks.

Network device error logs are kept in files that are separated each week.  They are kept for 12 months.