Remove IP Address Remove Protocol Remove Topology
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Resilience and Redundancy in Networking

Kentik

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. While redundancy is a significant contributor to network resilience, other mechanisms, protocols, and methods can also contribute to overall network resilience.

Network 52
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How to Configure Static Routes on Cisco

NW Kings

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 52
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Why latency is the new outage

Kentik

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. I was looking for a command line ping utility that used the Quic UDP protocol against websites. Below is the beginning of a TCP handshake. The destination then responds with an ACK.

TCP 116
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Securing Your Network Against Attacks: Prevent, Detect, and Mitigate Cyberthreats

Kentik

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. Protocol-based. These attacks overwhelm network infrastructure resources, targeting layer 3 and layer 4 communication protocols.

Network 94
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Multi-Cloud Made Simple: Announcing Kentik Observability Enhancements for AWS and Google Cloud

Kentik

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 97
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Speeding Up the Web: A Comprehensive Guide to Content Delivery Networks and Embedded Caching

Kentik

Ideally, a cache would be placed at each location where the customers’ lines connect to the IP network. Well, that depends on the network topology of the network but also on which CDN and how that CDN maps the end users to a cluster. If the address plan is not regionalized, all customers should be announced to all caches.

Network 52
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Kubernetes Networking 101

Kentik

Jaguar (OpenDaylight) - provides overlay network with one IP address per pod. OpenVSwitch - to enable network automation through programmatic extension, while still supporting standard management interfaces and protocols. Flannel - a very simple overlay network that satisfies the Kubernetes requirements.

Network 63