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Certificates Self Signed vs 3rd Party

Here’s an explanation of the importance of self-signed certificates and third-party certificates in the context of certificate chains: Self-Signed Certificates:...
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Data CenterRouting & Switching

Underlay vs Overlay Networks

In IT networking, overlay networks and underlay networks refer to different layers or perspectives of network architecture. Here’s an explanation...
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Data CenterLoad BalancingRouting & Switching

ARP vs GARP

ARP (Address Resolution Protocol) and GARP (Gratuitous ARP) are both network protocols used in Ethernet networks to resolve IP addresses...
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Routing & Switching

Cisco ACI Verified Scalability Guide

Cisco ACI Verified Scalability Guide...
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Routing & Switching

Cisco Live Preparing for 400G

Below is a good slide deck from Cisco Live:...
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CloudData CenterRouting & Switching

DNS Internal vs External

DNS (Domain Name System) is a distributed hierarchical system that translates human-readable domain names into IP addresses. It enables users...
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Data CenterRouting & Switching

Cisco SSO vs NSF Operations

Stateful Switchover (SSO) Operation SSO makes one of the supervisor engines active while the other is on standby. SSO then...
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Routing & Switching

Cisco ACI vs Cisco Nexus Terminology

If you’re coming from the Cisco Nexus world, the table below will help with the different terminology.     ACI...
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Routing & SwitchingSecurity

WHOIS Check Expiration

  whois cordero.me | grep -i 'expiry' Registry Expiry Date: 2027-07-17T21:24:32Z  ...
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Routing & Switching

BGP 101

#PEERS Internal BGP (iBGP) peers and external BGP (eBGP) peers are the two types of peers used by BGP. BGP...
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Active Directory (AD) AWS Azure Best Practices BGP Certificates CISA Cisco Cisco ACI Cisco ASA Cisco ASR Cisco Catalyst Cisco CLI Cisco Nexus Cisco Stack Design DNS EIGRP F5 HTTP(S) IP Addressing and Subnetting IP Sla Kali macOS Microsoft IIS Microsoft SQL Microsoft Windows Netflow Okta OSPF Packet Capture Palo Alto Palo Alto CLI PDF Planning Ports PowerShell python QOS Splunk SSL Structured Cabling TLS Troubleshooting VMWare
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Categories

  • Cloud
  • Code
  • Data Center
  • Laptops & Desktops
  • Load Balancing
  • Routing & Switching
  • Security
  • Servers
  • Uncategorized
  • VOIP
  • Wireless

Tags

Active Directory (AD) AWS Azure Best Practices BGP Certificates CISA Cisco Cisco ACI Cisco ASA Cisco ASR Cisco Catalyst Cisco CLI Cisco Nexus Cisco Stack Design DNS EIGRP F5 HTTP(S) IP Addressing and Subnetting IP Sla Kali macOS Microsoft IIS Microsoft SQL Microsoft Windows Netflow Okta OSPF Packet Capture Palo Alto Palo Alto CLI PDF Planning Ports PowerShell python QOS Splunk SSL Structured Cabling TLS Troubleshooting VMWare
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Troubleshooting Palo Alto Microsoft Windows F5 Cisco ASA
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