800-150 Exam Dumps - Supporting Cisco Devices for Field Technicians (FLDTEC)

The Data Link Layer (Layer 2) of the OSI model is responsible for node-to-node data transfer and plays a crucial role in error detection and media access control. It ensures that data frames are transmitted to the correct device on a local network segment.​

This layer is divided into two sublayers:​

Logical Link Control (LLC):Manages frame synchronization, flow control, and error checking.

Media Access Control (MAC):Controls how devices on the network gain access to the medium and permission to transmit data.

Together, these sublayers ensure reliable data transmission by detecting and possibly correcting errors that may occur in the Physical Layer. They also manage how devices share the transmission medium, preventing collisions and ensuring orderly communication.​

After powering off a Cisco device in preparation for chassis replacement, theimmediate next stepis tolabel and remove all I/O cables. This step is crucial to ensure that all connections can be accurately restored after the new chassis is installed.​

Proper labeling prevents confusion and potential misconfigurations during reassembly. Only after all cables are safely disconnected should you proceed to remove the chassis ground and then the chassis itself.​

Right-To-Use (RTU) licensesare locally managed licenses that allow users to activate specific features on Cisco devices without the need for external tools or connectivity to Cisco's licensing infrastructure. These licenses operate on an honor-based system, where the user agrees to comply with the licensing terms without mandatory enforcement mechanisms.​

In contrast:​

Hybrid licensescombine aspects of traditional and smart licensing models.

PAK (Product Authorization Key) licensesrequire registration and activation through Cisco's licensing portal.

Smart licensesnecessitate communication with Cisco's Smart Licensing servers for activation and management.​

OnCisco Meraki switches,Stack Port 1(along with Stack Port 2) is used to form aphysical stacking connectionbetween multiple switches. These stack ports arededicated high-speed interconnectsthat enable multiple switches to operate as a single logical switch.

The stacking topology depends on the number of switches, but Stack Port 1 serves as one side of this high-speed inter-switch communication channel — not for management or cloud access.

In ablade server environment, thechassisserves as the enclosure thathouses multiple blade servers. It provides shared power, cooling, and connectivity resources. Blade servers are compact server modules that insert into the chassis, and the shared infrastructure makes the entire system efficient in space, power, and management.

The chassis does not act as a switch or storage array itself but provides interconnects and sometimes integrated networking components.