300-170 · Question #11
Which two method does a Cisco APIC supports to connect to the management IP address of a service appliance? (Choose two.)
The correct answer is A. out-of-band connectivity to devices in device clusters by using the management VLAN D in band D. in band connectivity to devices m device clusters by using the management VRF of the tenant. The question asks about the supported methods for Cisco APIC to connect to the management IP addresses of L4-L7 service appliances within device clusters.
Question
Which two method does a Cisco APIC supports to connect to the management IP address of a service appliance? (Choose two.)
Options
- Aout-of-band connectivity to devices in device clusters by using the management VLAN D in band
- Bout-of-band connectivity to devices m device clusters by using the VRF of the tenant
- Cout-of-band connectivity to devices m device clusters by using the management VRF of the
- Din band connectivity to devices m device clusters by using the management VRF of the tenant
How the community answered
(29 responses)- A90% (26)
- B7% (2)
- C3% (1)
Why each option
The question asks about the supported methods for Cisco APIC to connect to the management IP addresses of L4-L7 service appliances within device clusters.
Cisco APIC supports out-of-band management connectivity to service appliances by placing their management interfaces within a dedicated management VLAN, ensuring reachability without interfering with data plane traffic.
Using the VRF of the tenant for out-of-band connectivity is not a standard approach for true out-of-band separation; out-of-band typically implies a network segment outside the data plane.
The management VRF of the tenant is typically used for *in-band* management where traffic traverses the fabric, not for traditional *out-of-band* connectivity that relies on a separate management network like a dedicated VLAN.
In-band management connectivity is also supported, where the service appliance's management interface is part of the tenant's data plane, often within the tenant's management VRF, allowing management traffic to traverse the ACI fabric alongside data traffic.
Concept tested: ACI L4-L7 service appliance management connectivity
Source: https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/white-paper-c11-739311.html
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