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Setup Guide
Set DHCP lease time
If you use DHCP (Dynamic Host Configuration Protocol) in your network, set the IP address lease time to at least 7 days and turn on SNMP management on the DHCP servers.
About community strings
A community string is like a password. A device uses a community string to protect its SNMP
Note: Community strings are
Directed community strings
Directed community strings give devices another layer of protection: a list of IP addresses of approved devices. When Network Discovery tries to get information from a device with a directed community string, the device asks not only “What’s the password?” but also “Are you on the list?”
Give the Peregrine appliance IP address to all devices using directed community strings
When directed community strings are used, it is not enough to give Network Discovery access to the device. You must also configure the device to recognize the Peregrine appliance. You must put it on the list of approved devices.
Set DHCP lease time 25