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Network Discovery
Check that it’s working. . . . . . . . . . . . . . . . . . . . . . . 104
Are devices appearing on the Network Map? . . . . . . . . . . 105
Are there problems on the Exceptions reports? . . . . . . . . . 105
Check the Device Filters report . . . . . . . . . . . . . . . . . 105
Check the Device Modeling Queue . . . . . . . . . . . . . . . 106
Chapter 9 Refining Network Discovery . . . . . . . . . . . . . . . . . . . . 107
A precise matrix of network discovery . . . . . . . . . . . . . . . 107
A tree of IPv4 ranges . . . . . . . . . . . . . . . . . . . . . . . . 108
Property Groups . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Network Property Groups . . . . . . . . . . . . . . . . . . . . . 110
The properties . . . . . . . . . . . . . . . . . . . . . . . . . 111
How to use Network Property Groups . . . . . . . . . . . . . . . 113
Making changes to Network Property Groups. . . . . . . . . . . . 114
Modify a Network Property Group . . . . . . . . . . . . . . . 114
Create a Network Property Group . . . . . . . . . . . . . . . 115
Delete a Network Property Group . . . . . . . . . . . . . . . 115
Apply a Network Property Group to a range. . . . . . . . . . . . . 116
Community Property Groups. . . . . . . . . . . . . . . . . . . . 116
More on community strings . . . . . . . . . . . . . . . . . . . . 118
Multiple Strings . . . . . . . . . . . . . . . . . . . . . . . . 118
SNMP Traps . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Directed Community Strings . . . . . . . . . . . . . . . . . . 119
Deleting a community string . . . . . . . . . . . . . . . . . . 119