IT

Showing posts with the label Load-BalancingShow All Load-Balancing How Load Balancing Works? What will we learn in this article? How Load Balancing Works on a Cisco router when CEF is disabled. How Load Balancing Wor… READ MORE »

IPv6 IPv6 Stateless Autoconfiguration – Concept IPv6 Stateless Autoconfiguration is a  capability of a host to automatically acquire an IP address witho… READ MORE » OSPF OSPFv3 Important Points OSPFv3 is a  link-state protocol for IPv6.  A link-state protocol makes its routing decisions based on the states of the l… READ MORE » RIP RIPng […]

Process Switching Process Switching Vs Fast Switching Vs CEF In this article, we will discuss evolving packet-switching methods for example Process Switching, Fast Swi… READ MORE » Load-Balancing How Load Balancing Works? What will we learn in this article? How Load Balancing Works on a Cisco router when CEF is disabled. How Load Balancing Wor… […]

Basic Route Selection Criteria Basic IP Routing Rules When we try to connect to a remote subnet/prefix from a router (for example, Ping, Telnet, or FTP), following basic routing ru… READ MORE » Basic Route Selection Criteria Administrative Distance JunOS The routing process in JunOS assigns an administrative distance (or default preference) to each route […]

Source Tree Multicast Distribution Trees While the multicast traffic is sent, a connectivity or a path is formed between a receiver and the multicast source wh… READ MORE » Multicast IPv4 Multicast Addressing Routers and switches must have a way to distinguish multicast traffic from the unicast or broadcast traffic.… READ MORE » PIM Internet […]

Route Redistribution Route Redistribution in RIP Route Redistribution in RIP: Redistribution is a technique using which the boundary routers connecting different routin… READ MORE » Troubleshooting Troubleshooting RIP   Troubleshooting RIP:  Below are the potential causes that may affect RIP (Routing Information Protocol) routing. Network sta… READ MORE » Route Summarization RIP Route Summarization RIP […]

TCP TCP Header Details TCP (Transmission Control Protocol) is a protocol used at Transport layer for providing reliable connectivity to various other p… READ MORE » TCP IP Header Details (IPv4) IP protocol is one of the main protocols in the TCP/IP stack. It is in the form of IP Packets that all the tr… […]

Route Redistribution BGP Redistribute Internal BGP Redistribute Internal: There is a slight difference in Route Redistribution from BGP to an IGP compared to route re… READ MORE » Route Redistribution Route Redistribution in ISIS Route Redistribution in ISIS: In general, Route Redistribution is a technique using which the boundary routers connecti… READ MORE » Route […]

MPLS MPLS INTERVIEW QUESTIONS     Define the term FEC in MPLS.     Why is it necessary to enable CEF before running MPLS.     Two MPLS peers not … READ MORE » MPLS-VPN MPLS LDP IGP SYNC – Concept MPLS LDP IGP Sync is feature used to avoid traffic blackhole scenarios in the MPLS VPN networks. […]

VNF What is SD-WAN? How it works? To understand the concept of What is SD-WAN and How it works?,  Let us create a base first with an example. AIM … READ MORE » VNF WHAT IS NFV – Overview Network Function Virtualization (NFV) is the concept of replacing/virtualizing dedicated network appliances — such as router… […]

Showing posts with the label Process SwitchingShow All Process Switching Process Switching Vs Fast Switching Vs CEF In this article, we will discuss evolving packet-switching methods for example Process Switching, Fast Swi… READ MORE »

TCP (Transmission Control Protocol) is a protocol used at Transport layer for providing reliable connectivity to various other protocols for example FTP, Telnet, BGP etc. It establishes a connection also know as TCP 3-Way Handshake before sending any data and everything that it sends is acknowledged by the receiver. In this lesson we will go […]

Switching Gateway Load Balancing Protocol – GLBP Gateway Load Balancing Protocol or GLBP is similar to HSRP and is used on Cisco devices to build a virtual g… READ MORE » Switching Virtual Router Redundancy Protocol Virtual Router Redundancy Protocol (VRRP) is similar to Hot Standby Routing Protocol (HSRP) and is used to build… READ […]

Showing posts with the label ARPShow All Proxy ARP How Proxy ARP Works?   In this article we will understand how Proxy-ARP Works with help of multiple scenarios. I’ve setup a lab in GNS3 where I ha… READ MORE »