The data center aggregation layer that uses IPv4 and IPv6 address space must act as a redundant Layer 3 gateway The solution must support a minimum of 240 virtual groups for an interface The data center aggregation layer hosts network devices from different vendors Which FHRP solution meets these requirements?

An engineer must develop a Python tool to automate software upgrades of both data center and non-data center devices. All devices offer a RESTful API and require a JSON or XML payload Vendor-specific libraries must be avoided. Which library must the engineer choose?

Refer to the exhibit A company plans to implement high availability between the iSCSI host and the Fibre Channel target. Which solution must the company implement to recover from a failure of a host NIC. MDS IP storage port or Fibre Channel target port?

An engineer is designing a Multichassis EtherChannel topology in which two switches must appear as a single device to a third downstream switch? Which two technologies meet this requirement? (Choose two.)

What are two reasons to select OTV as the DCI solution to connect multisite topologies? (Choose two.)