Requirements for device discovery
The following is required for SNMP discovery:
• SNMPv1, v2c, or v3 must be enabled on all network devices that you want to discover (read-only level is adequate).
• NetIM must have access to network devices using SNMP (default SNMP port is 161).
• You must provide the set of SNMP read-only community strings or v3 credentials defined for the network domain of interest. See
Global credentials lists.
• You must provide the IP address of at least one router or switch in each separately connected component that you want to discover.
• You must have permission to poll devices on your network using SNMP.
The following is required for autoconfiguration of device entries:
• Network access to devices is required on the following ports for CLI access:
– telnet (23)
– SSH (22)
• You must provide the credentials needed for CLI login for devices in the network domain of interest. See
Global credentials lists.
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