Internet, IP Address and Topology - IT Networking Pro Today

Introduction to VXLAN MP-BGP EVPN Route Types

The Network DNA

JULY 5, 2024

It operates by using IP plus UDP to travel over the physical network. VXLAN EVPN Basic Topology EVPN Route Type The EVPN control plane advertises the following types of information: Ethernet auto-discovery (AD) routes are route type 1. Every Ethernet segment or every EVPN instance may receive EAD route ads.

IP Address

IP Address Ethernet Advertising Unicast

Why latency is the new outage

Kentik

SEPTEMBER 20, 2021

Routers and switches : The internet is largely a mesh configuration of network devices that provide connectivity to everywhere we want to connect. After the DNS lookup and the ARP, the host reaches out to the IP address of the destination using a SYN in order to open a connection. Below is the beginning of a TCP handshake.

TCP

TCP Routers Bandwidth IP Address

Why is my SaaS application so slow?

Kentik

DECEMBER 13, 2021

Chrome, Internet Explorer, Firefox, Opera). Next, point your browser to www.speedtest.net and run the test from at least two computers sharing the same internet connection. When troubleshooting SaaS connections, we want to make sure we’re staying consistent especially since internet traffic is bursty in nature.

Application

Application DNS Routers Server

Cisco Meraki Launches MX650

The Network DNA

JUNE 6, 2024

The MX650 is excellent for datacenter environments that require a high concentration of VPN topologies. The Meraki dashboard enables the MX650 to be deployed quickly and easily in practically any place. Currently, it can only be deployed as a single-armed concentrator, which Meraki also recommends for DC deployments. x Free Tools.

VPN

VPN IP Address WAN Topology

Resilience and Redundancy in Networking

Kentik

MAY 8, 2023

This includes the ability to: Dynamically adjust to changes in network topology Detect and respond to outages Route around faults in order to maintain connectivity and service levels. Additional network resilience mechanisms Successfully routing a packet over the internet from its source to its destination is not trivial.

Network

Network Networking IP Address TCP

Multi-Cloud Made Simple: Announcing Kentik Observability Enhancements for AWS and Google Cloud

Kentik

JUNE 7, 2023

Kentik Cloud users can now access the new Kentik Map for Google Cloud to automatically visualize detailed Google Cloud and hybrid cloud infrastructure topology. In the logs, you can identify suspicious or unauthorized access attempts, unusual traffic patterns, or communication with blacklisted IP addresses.

Cloud

Cloud Gateway Port IP Address

How to Configure Static Routes on Cisco

NW Kings

JANUARY 7, 2025

Unlike dynamic routes, learned through dynamic routing protocols such as OSPF (Open Shortest Path First) or EIGRP (Enhanced Interior Gateway Routing Protocol), static routes require the network administrator to specify the next hop or destination IP address. This feature in networks predicts and stabilizes the topology.

Routers

Routers IP Address Protocol Topology

DNS Zone Setup Best Practices on Azure

Cloudera Blog

FEBRUARY 12, 2024

Most Azure users use hub-spoke network topology. Most cloud users do not like opening firewall rules because that will introduce the risk of exposing private data on the internet. The DNS records of the managed services using service endpoints will be on the internet and managed by Microsoft.

DNS

DNS IP Address Server Firewall

The Network Also Needs to be Observable, Part 3: Network Telemetry Types

Kentik

JANUARY 28, 2021

Who did this IP address talk to? While synthetics can be triggered or collected via device telemetry interfaces, they are actually a broader category spanning client and server endpoints, network elements, and internet-wide locations performing network and application-layer testing. What IP addresses were affected?”

Network

Network Networking DNS IP Address

Why is Cisco ACI replacing traditional networks?

The Network DNA

JUNE 10, 2024

spine-leaf topologies provide excessive-bandwidth, low-latency, non-blocking server-to-server connectivity. Cisco Application Centric Infrastructure (ACI) uses Spine-Leaf architecture as you know and is typically deployed as two layers: spines (like an aggregation layer), and leaves (like an get right of entry to layer).

Network

Network Networking Virtual machine IP Address

Securing Your Network Against Attacks: Prevent, Detect, and Mitigate Cyberthreats

Kentik

MARCH 15, 2023

Cyberthreat strategies have evolved in step with modern cloud networks, often using cheap, virtualized cloud resources to exploit the threat surface topology I briefly described above. The attacker can spoof IP addresses, DNS, HTTPS headers, and more to deceive users into interacting with compromised applications.

Network

Network Networking Protocol IP Address

Speeding Up the Web: A Comprehensive Guide to Content Delivery Networks and Embedded Caching

Kentik

APRIL 5, 2023

Content distribution networks are a type of network that emerged in the 90s, early in the internet’s history, when content on the internet grew “richer” – moving from text to images and video. These caches often use address space originating in the ISP’s ASN and not in the CDN’s. What is a CDN? Who are the players?

Network

Network Networking DNS IP Address

Kubernetes Networking 101

Kentik

MARCH 6, 2019

Google Compute Engine (GCE) - all pods can reach each other and can egress traffic to the internet. Jaguar (OpenDaylight) - provides overlay network with one IP address per pod. It’s responsible for the reliable delivery of requests through the complex topology of services that comprise a modern, cloud-native application.

Network

Network Networking Application Cloud

A Brief History of the Internet’s Biggest BGP Incidents

Kentik

JUNE 5, 2023

In the summer of 2022, I joined a team of BGP experts organized by the Broadband Internet Technical Advisory Group (BITAG) to draft a comprehensive report covering the security of the internet’s routing infrastructure. Below is an edited version of my take on the internet’s most notable BGP incidents.

IP Address

IP Address DNS Internet Routers

IT Networking Pro Today

Introduction to VXLAN MP-BGP EVPN Route Types

Why latency is the new outage

Trending Sources

Why is my SaaS application so slow?

Cisco Meraki Launches MX650

Resilience and Redundancy in Networking

Multi-Cloud Made Simple: Announcing Kentik Observability Enhancements for AWS and Google Cloud

How to Configure Static Routes on Cisco

DNS Zone Setup Best Practices on Azure

The Network Also Needs to be Observable, Part 3: Network Telemetry Types

Why is Cisco ACI replacing traditional networks?

Securing Your Network Against Attacks: Prevent, Detect, and Mitigate Cyberthreats

Speeding Up the Web: A Comprehensive Guide to Content Delivery Networks and Embedded Caching

Kubernetes Networking 101

A Brief History of the Internet’s Biggest BGP Incidents

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