Network Engineering

JANUARY 8, 2025

We are an ISP providing internet services to customers using multivendor CPEs (Fortirouter, Juniper, Cisco) installed onsite. These CPEs connect over a fiber-optic last-mile to the nearest Provider Edge (PE), where the gateway is configured.

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Network Engineering

JANUARY 30, 2025

as its gateway with the 192.168.53.0/24 as its gateway and the 192.168.13.0/24 Every interface can be pinged without issue, and the Kali machine also connects to the internet just fine; my main frustration at this point is why I can't seem to connect the Debian side to the internet. 24 network as its target.

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Kentik

AUGUST 31, 2021

Will it also end a period of development of the domestic internet in Afghanistan? Growth of Afghan domestic internet. The fragmented nature of the country’s internet, driven by its austere mountainous geography, meant that shutting down service in Afghanistan would require more than a single kill switch. As the last U.S.

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DoorDash Engineering

NOVEMBER 29, 2022

Due to security and compliance concerns, some vendors handling such sensitive data cannot expose services to the public Internet and therefore host their own on-premise data centers. Under the hood, the Site-to-Site VPN creates two security IPsec tunnels, where data can be encrypted and transmitted over the public Internet.

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Confluent

OCTOBER 10, 2019

The Internet of Things (IoT) is getting more and more traction as valuable use cases come to light. The following sections demonstrate three Kafka-native options, meaning you generally do not need an additional technology besides MQTT devices/gateways/brokers and Confluent Platform to integrate and process IoT data.

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Kentik

JUNE 7, 2023

Two exciting new capabilities help you quickly answer any question about your multi-cloud network: Kentik Cloud users can now collect, analyze, and visualize flow logs generated on AWS Transit Gateways. Centralized logs from AWS Transit Gateways don’t require access to flow logs for every attached VPC. Let’s dig into the details.

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The Network DNA

JULY 31, 2024

Routing is performed by routers, firewalls, multi-layer switches and gateways. Any host that is not part of the source device network can be reached through the default router or gateway. From this configuration, NIC of a device know its default gateway to forward traffic to another network.

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Kentik

JULY 8, 2021

The Border Gateway Protocol (BGP) is a fundamental part of sending data over the internet. Without BGP, there would be no way to scale the internet or even make it work at all. Without BGP, there would be no way to scale the internet or even make it work at all. So, there are a lot of good reasons to monitor BGP.

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ByteByteGo

NOVEMBER 23, 2024

Live streaming is challenging because the video content is sent over the internet in near real-time. Sending a large volume of video content over the internet takes time. When a device wants to access the internet, it sends a request to your router. The modified request is sent to the internet. But how does it work?

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Kentik

NOVEMBER 9, 2021

Doug is a veteran, a researcher, a writer and Kentik’s director of internet analysis. At each of these companies, he served as an expert network researcher, using data to help interpret events, human behavior and internet incidents. And the effects of internet shutdowns. BGP as a professional gateway. Getting his start.

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Internet Networking Network Government 52

Kentik

MARCH 19, 2020

When more of the workforce shifts to working remotely, it puts new and different strains on the infrastructure across different parts of the network, especially where VPN gateways connect to the network edge. This could mean the users are saturating the internet connectivity or that they’ve saturated the LAN (or maybe WAN).

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Kentik

MAY 10, 2017

SpaceX also makes our highlights, with news of more than 4,000 internet satellites it plans to launch. . Here are those stories and more: ISPs Could Damage Bitcoin Ecosystem If They Wanted To (Bleeping Computer) Today most ISPs know about Border Gateway Protocol (BGP) hijacking. AppDynamics explains logic behind that $3.7

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Internet Networking Network Banking 40

Kentik

MARCH 29, 2023

Routing protocols and their impact on network resilience: The roles of IGP and BGP Let’s first dive into how routing protocols, particularly Interior Gateway Protocols (IGP) and Border Gateway Protocol (BGP) , can influence network resilience and help reduce the need for complete redundancy.

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Packet Pushers

NOVEMBER 11, 2022

Imagine being able to consume your existing network with APIs and being able to stand up VLANs, VXLANs, elastic load balancers, firewalls, Internet gateways, and more the same way you do in the cloud, but on premises. Netris is all about bringing that public cloud VPC experience to the network youve already got.

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High Scalability

AUGUST 17, 2018

@hichaelmart : To be honest, I think the main lesson from this is that API Gateway is expensive – 100% agree. We have a GAE app doing a very similar thing, billions of impressions/mth – and *much* cheaper than if it were on API Gateway. Keep on reading for many more quotes hot off the internet.

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Network Engineering

AUGUST 2, 2017

As most of you know, this value is used for avoiding endless looping in the internet routing hierarchy, but I'm wondering what's the minimal value which is to be used? The first layer is the edge of the internet (connected to the internet gateways), hence those routers typically are called "edge routers".

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Software Engineering Institute

JUNE 2, 2024

This post examines how a small issue with Border Gateway Protocol routing, a deprecated path attribute, can cause a major interruption to Internet traffic.

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CATO Networks

OCTOBER 26, 2017

The Dutch engineering company had built a global wide area network (WAN) out of MPLS and Internet services connecting 17 locations 14 in Europe and 3 in the Asia Pacific with about 800 mobile and field employees. Users increasingly complained about their Internet performance. But they rejected the idea.

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CATO Networks

OCTOBER 31, 2018

Traditional hub-and-spoke networking has enterprises backhauling WAN traffic from branches over MPLS circuits to a central site and applying security policies before sending the traffic to the cloud or the public Internet. Other features include WAN traffic protection and Internet traffic protection.

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Network Engineering

JANUARY 17, 2025

What I do not understand is how I can really determine my correct MTU and MSS My setup:: Internet cable modem (bridged mode) pfsense WAN interface (ix1, automatically set to MTU 1500) When I ping from pfSense via the WAN interface the MTU is 1472. Reasonable as there are 8 Bytes for the ICMP header and 20 Bytes for the IP header.

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CATO Networks

MAY 24, 2022

You can continue to rely on your centralized security gateway, backhauling traffic from branch office inspection by the gateway before sending the traffic across the Internet to Azure. You can even improve the connection between the gateway and Azure with a premium connectivity service, such as Azure ExpressRoute.

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CATO Networks

DECEMBER 20, 2017

Todays businesses have vastly different internet connectivity requirements than those from even just a few years ago. Uncontrolled Costs Slow Implementation SD-WAN – Agility is the driving force SD-WAN can augment MPLS connections with public Internet, allowing enterprises to lower WAN costs significantly.

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Kentik

SEPTEMBER 22, 2020

In order to be effective for the modern, internet-centric and orchestrated era, a synthetic monitoring solution must have: No blind spots. internet, cloud, WAN, data centers, etc.) API gateways. It must monitor everything that matters by understanding the real user traffic. No operations overhead from manual interventions.

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CATO Networks

AUGUST 17, 2021

SASE merges the network optimization capabilities of SD-WAN with a full security stack, including Next Generation Firewall (NGFW), Secure Web Gateway (SWG), Zero Trust Network Access (ZTNA), and more. By choosing the best available path, SD-WAN provides better performance and reliability than broadband Internet.

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CATO Networks

OCTOBER 9, 2017

TMC, a global, integrated media company, has awarded Cato Cloud a 2017 Internet Telephony SD-WAN Excellence Award. Congratulations to Cato Networks for receiving a 2017 INTERNET TELEPHONY SD-WAN Excellence Award, said Rich Tehrani, CEO, TMC.

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CATO Networks

MAY 18, 2021

The companys original WAN operated on a telco bundle from a carrier that provided a global MPLS network and worldwide Internet services to the various sites. Secure Web Gateway (SWG) services in the cloud were used to secure the web traffic. Level 2 sites required one MPLS and one Internet link.

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AWS Architecture

SEPTEMBER 25, 2024

Serverless services like AWS Lambda and Amazon API Gateway use a pay-as-you-go model. CloudFront includes an Always Free Tier, with 1 TB of data transfer out to the internet per month and 10 million HTTP(S) requests per month. See Amazon API Gateway pricing for details. See Amazon CloudFront pricing for details.

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Gateway Application Cloud Email 69

CATO Networks

MAY 24, 2021

The PoP is just a connection point a gateway, of sorts where the external world (i.e., site to site traffic), or to the general Internet. The fact is, many SASE providers use the Internet as the backbone network between their PoPs. There is little or no control over the packets that are traveling on that Internet backbone.

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CATO Networks

JUNE 6, 2018

For example, an MPLS connection and an Internet connection. Internet Backhaul moving large amounts of data between major data aggregation points. Secure Web Gateway a cloud-based solution that filters unwanted software/malware from user-initiated Internet traffic and enables granular and central security policy creation.

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CATO Networks

AUGUST 25, 2022

Why The Trombone Effect Is So Detrimental to IT Teams and End Users The Trombone Effect occurs in a network architecture that forces a distributed organization to use a single secure exit point to the Internet. Network responses then flow back through the same stack and travel from the data center to the remote user. in your office.

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Kentik

MARCH 9, 2023

Your switches, servers, transits, gateways, load balancers, and more are all capturing critical information about their resource utilization and traffic characteristics. What is the Internet of Things (IoT)? The Internet of Things refers to the networks that power and support enterprises at the edge. What is device telemetry?

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CATO Networks

JUNE 4, 2017

For SD-WAN s, the Internet has been their weakness. These backbones use cloud intelligence and Internet economics to seamlessly combine networking with advanced security at a fraction of the cost of MPLS. Like any Internet service, the UberNet inherits redundancy from the existing Internet infrastructure.

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CATO Networks

JUNE 19, 2018

First, the growth in Internet- and cloud-bound traffic is accelerating the introduction of direct secure Internet access at branch locations. SD-WAN Edge Challenges A typical SD-WAN solution includes SD-WAN edge appliances which enable organizations to use multiple transports (MPLS and Internet) in branch locations.

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CATO Networks

JULY 26, 2022

MPLS came of age when users worked in offices, resources resided in the datacenter, and the Internet was an afterthought. It was hopelessly out of step with a world that needed to move fast and one obsessed with the Internet. High Availability (HA) becomes a headache: With SD-WAN relying on Internet connections, HA is all but required.

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Kentik

FEBRUARY 8, 2016

Designed before the dawn of the commercial Internet, the Border Gateway Protocol (BGP) is a policy-based routing protocol that has long been an established part of the Internet infrastructure. Why is an understanding of BGP helpful in understanding Internet connectivity and interconnectivity?

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CATO Networks

FEBRUARY 21, 2019

One of the key requirements of Unified Communications-as-a-Service (UCaaS) is the ability to connect to service providers via the Internet. As I discussed in my previous blog , few companies, especially global organizations, have Internet access at every branch. An architectural example is shown below.

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CATO Networks

JUNE 23, 2019

Mirai DDOS attacks also crippled Rutgers Universitys network and Internet access across the African country of Liberia. And with SD-WAN appliances, theres a chance IT will misconfigure and expose them to the Internet; no so with Cato Sockets, which are managed by Cato personnel who enforce secure configuration and updates.

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