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MAC not visible to some used IP addresses

Created by Brian O'Donovan, last modified by MindTouch on Jun 23, 2016

Views: 940 Votes: 2 Revisions: 6

Overview

ISSUE:

Not Seeing MAC for Some Used IP Addresses

 

Environment

  • All IPAM versions

 

Cause 

IP Addresses only monitored via ICMP

 

Resolution

There are a number of options

  1. Monitor IP Addresses via SNMP [The target device must have SNMP Enabled]
  2. Neighbor Scanning [Scan neighbor layer 3 device for IP Address to MAC information] More info here
  3. Get the MAC information from DHCP

 

 

 

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