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A segment is a portion of a network that is separated by switches or routers.
Segments help to divide a network into smaller parts for better organization and management.
Each segment typically has its own subnet and can be controlled independently.
Segments can improve network performance by reducing congestion and improving security.
For example, a company may have separate segments for different departments like sales,
I applied via Company Website and was interviewed in Dec 2020. There was 1 interview round.
Access is a port that allows a single VLAN while trunk is a port that allows multiple VLANs.
Access ports are used to connect end devices like computers, printers, etc. to the network.
Trunk ports are used to connect switches to each other and carry traffic for multiple VLANs.
Access ports are assigned to a single VLAN while trunk ports can carry traffic for multiple VLANs.
Access ports do not tag frames while trunk ports ...
LAN is a local area network that connects devices within a limited area, while WAN is a wide area network that connects devices over a large geographical area.
LAN is typically used in homes, offices, or schools, while WAN is used to connect different LANs across cities, countries, or even continents.
LAN has a higher data transfer rate and lower latency compared to WAN.
Examples of LAN technologies include Ethernet, Wi-F...
To convert access into trunk, we need to configure the switch port as a trunk port.
Configure the switch port as a trunk port using the 'switchport mode trunk' command.
Verify the trunk configuration using the 'show interfaces trunk' command.
Ensure that the VLANs allowed on the trunk are configured using the 'switchport trunk allowed vlan' command.
Ensure that the native VLAN is configured using the 'switchport trunk nati
Load balancer distributes incoming network traffic across multiple servers to improve performance and availability.
Load balancer acts as a reverse proxy server
It distributes traffic based on various algorithms such as round-robin, least connections, IP hash, etc.
It monitors server health and redirects traffic to healthy servers
It can be hardware-based or software-based
Examples of load balancers include F5, HAProxy, Ngi
Trunk is used to carry multiple VLANs between switches, while access is used to connect end devices to the network.
Trunk is used to connect switches together and carry multiple VLANs
Access is used to connect end devices like computers, printers, etc. to the network
Trunk ports are configured with VLAN tagging, while access ports are not
Examples of trunk ports are inter-switch links, while examples of access ports are po
Port-based security involves controlling access to network resources based on the physical port of the device.
Port security can be implemented by limiting the number of MAC addresses that can be learned on a port.
It can also involve configuring the port to only allow traffic from specific VLANs.
Port security can be used to prevent unauthorized access to the network by limiting the devices that can connect to it.
It can ...
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