600-660 Online Practice Questions and Answers

What does the VXLAN source port add to the overlay packet forwarding when it uses the hash of Layer 2, Layer 3, and Layer 4 headers of the inner packet?

A. ECMP

B. TCP optimization

C. disabled fragmentation

D. jumbo frames

Which action should be taken in Cisco ACI to reassign a unique globally scoped pcTag to an EPG that provides a global contract?

A. Configure subnets that are treated as virtual IP

B. Configure subnets that advertise externally

C. Configure subnets that are shared between VRFs

D. Configure subnets that are private to VRF

Refer to the exhibit. The 0.0.0.0/0 is configured as a default static route on L3Out-1. Which action should be taken for the 0.0.0.0/0 prefix to advertise out on L3Out-2 OSPF?

A. Enable Shared Security Import Subnet

B. Enable Aggregate Export Subnet

C. Enable Shared Route Control Subnet

D. Enable Export Route Control Subnet

Refer to the exhibit. Which configuration mode must be selected for the VMM vSwitch Port Channel policy to avoid MAC flapping on the Cisco UCS Fls and Cisco ACI leaf switches?

A. LACP Passive

B. MAC Pinning

C. LACP Active

D. Static Channel ?Mode On

A cloud provider must make a pair of firewalls available to all tenants. Each tenant defines its own service graph. Where should the Layer 4 to Layer 7 service be configured to accomplish this goal?

A. management tenant

B. infrastructure tenant

C. user tenant

D. common tenant

Refer to the exhibit. A network engineer configures a Layer 4 to Layer 7 device for an outside routed firewall that is connected to POD-1 inside a Cisco ACI fabric that consists of two pods. All traffic from POD-1 or POD-2 that uses the L3Out should pass through the routed firewall. Which Function Type must be implemented in the service graph for POD-2 to use L3Out?

A. GoThrough

B. L1

C. GoTo

D. L2

An engineer configures a new Cisco ACI Multi-Site Orchestrator node to join an MSO cluster. Which two components are necessary to ensure that the new node has IP connectivity in this configuration? (Choose two.)

A. Cisco ACI spine interfaces that are connected to ISN

B. Cisco APICs over the OOB management network

C. existing Cisco ACI Multi-Site Orchestrator node

D. management IP of ESXi hosts where the controllers are deployed

E. OOB interface of ISN

Refer to the exhibit. Which two configuration steps are required in ISN for Cisco ACI Multi-Site setup? (Choose two.)

A. Connect Spine2 to ISN routers.

B. Configure BIDIR-PIM throughout the ISN

C. Increase ISN MTU to support the maximum MTU that is sent by endpoints

D. Configure OSPF between spines and ISN routers

E. Enable IGMPv3 on ISN routers

Refer to the exhibit. Which feature is available across sites if EPGs are stretched?

A. active-active high-availability firewall clustering

B. Layer 3 routing between sites

C. Layer 2 flooding across sites

D. live virtual machine migration

What are two characteristics of Cisco ACI and Spanning Tree Protocol interaction? (Choose two.)

A. When a TCN BPDU is received in a VLAN, Cisco ACI flushes the endpoints for the associated encapsulation.

B. STP BPDUs are dropped due to MCP.

C. MST BPDUs are flooded correctly in Cisco ACI fabric without additional configuration.

D. BPDU filter and BPDU guard can be configured on Cisco ACI leaf edge ports.

E. Cisco ACI must be configured as the STP root for all VLANs.