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Networking 101: Understanding OSPF Routing

People use OSPF ... routing loops, blackholes and other perils. The third part of bringing up an adjacency is Reliable Flooding, or LSA exchange. The details of an LSA, as well as a more advanced disc... read more

Routing 101: Routing Algorithms

Improve the performance of your network ... OSPF uses another. You are learning about routing algorithms in this lesson as a prerequisite to future lessons on routing protocols. Knowing how routing al... read more

Cisco CCNA quiz: Take Part 2 of the advanced practice exam

It continues to require a deep understanding of network fundamentals and network security techniques. But it has been expanded to reflect new CCNA routing and switching requirements and other key oper... read more

Juniper Networks (JNPR) Q2 2018 Results - Earnings Call Transcript

Rami Rahim - Juniper Networks, Inc. Yes. George, no, it's based on more than a hunch; I would say it is based on an understanding ... routing and services delivery. And then we're going to follow that ... read more

The Five Best Cisco Certs for Networking Newcomers

Current CCENT Exams are 100-101 ICND1 v2.0 or the new one 100-105 ICND1 v3.0. The pre-requisites for this certification are basic PC operations and an understanding ... Cisco Networking Devices” Part ... read more

How Do Packets Get Around?

Your workstation sends out an ARP request to find out, "Who is 10.10.10.101?" Every node on the network will examine the ... inefficient and insecure way of sharing routing information. Open Shortest ... read more

Router Expert: Understanding TCP/IP to prevent network attacks, part 1

The first work was started in 1973 as part of the ongoing military research in packet-based networking ... Routing Encapsulation (GRE) protocol ID 47, Encapsulation Security Payload (ESP-IPsec) protoc... read more

Quick and Easy Subnetting /24 and larger network

It is highly suggested to read the above prerequisite link before reading this topic due to some terminologies and understanding ... connected networks. Similar setup takes place on Routers 2 and 3 as ... read more

Artificially Limiting the Blocksize to Create a “Fee Market” = Another Variety of Lifting the 21 Million Bitcoin Cap

Said another way, bitcoin holders who have “secured their percentage of the ledger in this epic landgrab” forfeit a small part of that percentage ... Now if the Lightning Network can ever get those pe... read more

Arista Networks (ANET) Q2 2017 Results - Earnings Call Transcript

Arista Networks ... routing with twice the density and half the power. Our clean-sheet approach to both Layer 2 and Layer 3 VPN solutions, leveraging Ethernet-based virtual private networks, EVPN, for ... read more

Networking 101: Understanding OSPF Routing (Part 2)

The real nuts and bolts of everyone’s IGP of choice, OSPF, are a bit complex, but strangely satisfying. After understanding how it works, we’re left wondering, “what else do we need?” Make sure to rev... read more

Why SDN, DevOps don't share automated network missions

2. The routing protocols are represented here by Open Shortest Path First Protocol, or OSPF ... network is not replacing the management plane; it is actually replacing almost the entire control plane. ... read more