
Control the access to the switch ports
To block unauthorized access to switch ports, switches support a feature called port security. This feature allows you to configure which devices are allowed or blocked on each port. A VLAN is a switched network that is logically segmented by function, project team, or application, without regard to the physical locations of the users. In today's topic we will learn about switch port mode access and how its configuration is done on Cisco switches. This can be a security risk when users connect. In the following we explain the four methods (port-based, single, multi, and MAC-based) and we illustrate the usage scenarios for each one. [pdf]FAQs about Control the access to the switch ports
How to Configure Port Security
To configure port security we need to access the command prompt of switch. Click Switch and click CLI and press Enter Key.Port can be secure from i...
Switchport Port-Security Violation
We need to specify what action; it should take in security violation. Three possible modes are available:Protect: - This mode will only work with s...
Switchport Port Security Example
In our topology PC0 is connected with F0/1 port of switch. Enter following commands to secure F0/1 port.Following table explains above commands in...
Switchport Port Security Testing
In our topology we have one additional PC. Assume that, this is the cracker's PC. To gain unauthorized access in network he unplugged the Ethernet...

Main distribution box and
A distribution boxes acts as the load center and main distributor of electrical power within a building. Today, electrical systems are essential for homes and industries. Here's a simple breakdown: Power Distribution: It receives power from the main supply or main power supply and distributes it to various circuits within a structure. The power distribution boxes deliver electricity from the main electrical main to other circuits. Main Distribution Board (MDB) 2. [pdf]
Main optical cable port
An optical fiber connector is a device used to link, facilitating the efficient transmission of light signals. An optical fiber connector enables quicker connection and disconnection than. They come in various types like SC, LC, ST, and MTP, each designed for specific applications. In all, about 100 different types of fiber optic connectors have been introduced to the market. These connectors include components such as ferrules and alignment sleeves for precise fiber alignm. [pdf]
Low-voltage main distribution box principle
A low voltage distribution box features robust enclosures, busbars, and protection devices to ensure safe, efficient power distribution in electrical systems. Integrated with ACBs and MCCBs, they provide protection from overloads, short circuits, and others. They also centralize power distribution monitoring and management for. ly enters the low voltage distribution box. It is mainly composed of wires, electrical components including isolation switches, circuit breakers, and the. LV distribution boards can generally be categorized into 3 types: Main distribution boards (MDB) manage and distribute electrical power from one or more sources to branch circuits in an LV distribution system. It provides circuit breakers for each branch circuit to prevent faults and incidents. [pdf]