Consider the following scenario:
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In the managed network environment, two switches (SW1, SW2) in one customer network and two switches (SW3, SW4) in another customer network are using the same IP address space.
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Without creating an IP tag group for at least one of the customer networks, the IP Manager will discard the overlapping IP addresses collected from the four switches.
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By creating an IP tag group for at least one of the customer networks, the IP Manager will assign one name to the IP addresses collected from SW1 and SW2, and assign a different name to the IP addresses collected from SW3 and SW4.
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For example, if you create an IP tag group having a “York” tag and matching criteria that allow SW1 and SW2 to become members of the group, the IP Manager will assign the name IP-<IP address>/York to the IP addresses collected from SW1 and SW2, and assign the name IP-<IP address> to the IP addresses collected from SW3 and SW4.
With the IP tagging feature, create an IP tag filter for each group of systems that is using an overlapping address space. Included in each filter is a user-specified tag value and a range of overlapping IP addresses.