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nx.os.and.cisco.nexus.switching.2nd.edition.1587143046

Nexus Switching 2nd Edition

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mgmt0 management 2 -<br />

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loopback100 vrf-customer1 6 -<br />

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A second predefined VRF exists in NX-OS, named management. As the name implies, this<br />

VRF is used only for out-of-b<strong>and</strong> system management purp<strong>os</strong>es. Transient traffic, or traffic<br />

not destined to the switch, is not permitted in the management VRF. Only the interface<br />

mgmt0, which is found on the Nexus 7000 Supervisor Module, the Nexus 5000, <strong>and</strong> Nexus<br />

3000, is permitted as a member interface to the management VRF. Other interfaces, such as<br />

an Ethernet interface or Switched Virtual Interface (SVI) cannot be configured as a member<br />

of the predefined management VRF. Furthermore, only static routing is permitted inside of<br />

the management VRF; no additional routing protocols are supported <strong>and</strong> no route<br />

import/export (leak) functionality is supported. Example 12-3 illustrates the configuration of<br />

the mgmt0 interface with static routing inside of the management VRF. As you can see in<br />

Example 12-4, the management VRF is completely isolated from the default VRF from a<br />

Layer 3 perspective.<br />

Example 12-3. NX-OS mgmt0/Interface <strong>and</strong> VRF Configuration<br />

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