CEF vs Routing Table RIB (or routing table) and CEF (Cisco Express Forwarding) are two different tables which are used in routing across IP networking platform. Both have common information but perform two distinctly different purposes. CEF technology is new in …
VDC vs VLAN Virtualization in IT systems has helped Network estate immensely. 2 technologies which have helped networking across various segments are VLAN and VDC. While VLAN is short for Virtual Local Area Network, VDC means Virtual device contexts. VLAN …
MAC Address vs IP Address All devices part of a network can connect and communicate with each other. However, when we try to put logic around the communication between these devices, the key query that always arises in our mind …
Proactive Routing Protocol Introduction Ad-hoc network is a collection of mobile nodes forming an instant network without a fixed topology. In such a network each node acts as both router and host simultaneously and can join or move out in …
Bridge and Router are 2 key networking devices used in connecting segments or networks. While Bridge has been taken by switch, Router still remains the cornerstone of any WAN Network and has been expanding its role with introduction of new …
Proactive vs Reactive Routing Protocols Routing protocols are the routes that help to learn dynamic routes. These protocols are organized on routers in regards with exchanging the information related with routing. Using the routing protocols in your network has many …
Types of Attacks on Routers It is not possible to 100% prevent the router attacks. However, there are possibilities of few things that could be done for preventing the occurrence of most common attacks of routers on the network and …
Network Topology refers to the physical or logical layout of a network. Ring topology is a type of network topology in which each network device is connected to two other devices, forward and backward forming a single continuous path for signal transmission. …
Network Topology refers to the physical or logical layout of a network. BUS Network Topology Bus topology is a type of network topology where each node is connected to a single cable known as the backbone. Though there is no limit …
MESH NETWORK TOPOLOGY Network Topology refers to the physical or logical layout of a network. Mesh network topology is a type of site-to-site WAN topology in which each network device is connected to every other device through a dedicated link …
HUB AND SPOKE/ STAR NETWORK TOPOLOGY Network Topology refers to the physical or logical layout of a network. Hub and spoke or star topology is a site-to-site Wide Area Network (WAN) topology. In this type of topology, we have a central device, called …
Skills required for Network Engineer In any IT setup, Network Engineer is the key and fundamental resource responsible for setup of network infrastructure on which all the services like Security, voice, wireless, messaging and Internet are made accessible. A network …
Elastic Load balancer types in AWS Application availability, continuity of service, greater performance of the application – These are the things we would always require from a platform owner while designing the network and answer to this in AWS is …
The Transmission Control Protocol/Internet Protocol (TCP/IP) is a network communication protocol that interconnects the network devices into the internet. It provides a communication between the source and the destination. It specifies how data packets should be broken, addressed, routed, transmitted, …
Open Systems Interconnection (OSI) Model It refers to a logical and conceptual network model that defines the network communication protocol that is used by open systems to communicates and connect with other network systems. This network model has seven subcomponents. …
The transferring of data between two devices is known as Transmission Mode or Communication Mode in Computer Networks. So the Transmission mode basically defines the direction of flow of signal between the connected devices. TYPES OF TRANSMISSION MODES The different …
Generic Routing Encapsulation (GRE) is the IP encapsulation protocol that is used to transport IP packets over the network. Generic routing encapsulation was initially developed by Cisco, but later become industry standard (RFC 1701, RFC 2784, RFC 2890). GRE can …
Address mask is also known as Subnet mask. IP address has the 2 main components among which the one is “Network Address” and other one is “Host address”. The subnet mask or the address mask separate network address with the …
NIC or Network Interface Card is a circuit board or expansion card or a chip, that enables a computer to connect to a network, be it a home network, or the Internet using an Ethernet cable. Initially, network controllers were implemented as expansion …
Torrenting is a P2P (peer-to-peer) file sharing technology used to share files efficiently.This technology relies on a community of decentralized users for file sharing rather than being dependent on traditional single website or source for downloading. A user can download …
The differences between VLAN and Subnet Licence are as follows – PARAMETER VLAN SUBNET Philosophy VLAN is a logical local area network that contains broadcasts within itself and only hosts that belong to that VLAN will see those broadcasts. Subnet …
The differences between Router and Firewall are as follows – SOURCE:https://ipwithease.com Also refer Firewall vs Proxy
Before understanding LAN vs WAN, let’s know the two terms. LAN is abbreviation for Local Area Network. LAN is a network covering a small geographic area and connecting various end devices like computers and printers. LAN may be limited to a home, office, …
Difference between VDC and VRF: S No VDC VRF 1 A VDC virtualizes the device itself by presenting a single device as multiple logical devices. Feature which allows multiple instance of routing table to exist in a Layer 3 device …
Difference between EIGRP and OSPF: EIGRP OSPF Advanced Distance Vector Routing protocol Link State Routing protocol Open standard(informational). EIGRP was converted to open standard in 2013. Open standard of IETF, supported by most vendors. Fast sub-second convergence Slower convergence than …
Difference between BGP Hard Reset and Soft Reset: PARAMETER HARD RESET SOFT RESET Philosophy This will tear down the TCP connection between the peers and re-establish the connection with a BGP Open message and proceed with the regular message exchanges …
Before discussing eBGP vs iBGP, let’s understand the two protocols briefly. eBGP It is abbreviation for External Border Gateway Protocol and is one of the flavors of BGP protocol. eBGP Routing protocol is used between BGP speaking neighbors which belong …
Below table describes the difference between VRF and VRF Lite: VRF VRF Lite MBGP VPNv4 or MPLS required for running full VRF. VRF-lite is a subset of the MPLS VPN functionality. It supports only the VRF related functionality (no MBGP …
Below table describes the difference between AS-OVERRIDE and ALLOWAS-IN; PARAMETER AS-OVERRIDE ALLOWAS-IN Overview Used by PE to modify the AS Path so that prefix is not dropped based on BGP default behaviour to disallow its own AS number in the …
Below table describes the difference between MPLS and Internet: PARAMETERS MPLS INTERNET Carriers Single carrier provides MPLS connectivity for all the locations Not limited to single carrier. Different locations can be connected through various carriers for communication. Packet delivery and …
Below table describes the difference between MPLS and VPN: PARAMETER MPLS VPN Scope of Operation Operates on carrier provided Network (Logically segregated to support multiple customers) that will further connect to all customer sites. Operates over normal internet connections or …
VRF (Virtual routing and forwarding) is a technology that allows multiple instances of a routing table to co-exist within the same router at the same time. Overlapping IP addresses can be used without conflicting with each other as the routing …
Leaf-and-spine is a two-layer network topology composed of leaf switches and spine switches. We are all aware of the Cisco’s 3-tier network topology with the following 3 layers – 1)Access Layer 2)Aggregation/Distribution Layer 3)Core layer The Access Layer connects to the end devices (e.g. clients …
LAN is abbreviation for Local Area Network. LAN is a network covering a small geographic area and connecting various end devices like computers and printers. LAN may be limited to a home, office, schools or building. Speed is higher (upto 1Gbps / 10 Gbps) …
iBGP is abbreviation for Internal Border Gateway Protocol. iBGP protocol is used between the routers within the same autonomous system (AS). iBGP speaking Routers need to form full mesh to maintain full routing information. Full mesh (iBGP neighborship with all Routers in …
eBGP is abbreviation for External Border Gateway Protocol and is one of the flavors of BGP protocol. eBGP Routing protocol is used between BGP speaking neighbors which belong to different ASNs (Autonomous System Numbers). eBGP functions as the protocol for interconnection …