Kerry Cordero
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Troubleshooting

Routing & SwitchingSecurity

Palo Alto – Display Port Information (media type, interface counter, speed/duplex, etc…)

There are two good commands to run:... Read More
Data CenterRouting & Switching

OSPF LSA Type Overview

Security

Palo Alto – Perform FIB Lookup for a Specific Destination

This command is a good one that I use often. There are time I want to see if a route... Read More
Code

Common HTTP Response Codes

Security

Okta Voice Call Authentication MFA Being Blocked – Tmobile Spam Blocking

I noticed that the Okta Voice Call Authentication callback option for MFA was not working for my Cell phone number.... Read More
Data CenterRouting & Switching

Cisco ACI Troubleshooting

Routing & Switching

Cisco Router Fiber Optic Levels

Below is a way to check the Tx/Rx Optical power levels on a Cisco router. I have a post on... Read More
Security

Palo Alto – Source Ping

Something to keep in mind is when you ping from a Palo Alto firewall via the CLI, it’s going to... Read More
CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

Common Ports

Laptops & DesktopsServers

10 Common Reasons for a Windows AD Lockout

1. Programs with cached credentials 2. Changed password in a service account 3. Having a bad password limit that’s too... Read More
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Categories

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  • Laptops & Desktops (46)
  • Load Balancing (11)
  • Routing & Switching (85)
  • Security (84)
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AWS Azure Best Practices BGP Cisco Cisco ACI Cisco ACS Cisco AnyConnect Cisco ASA Cisco ASR Cisco Catalyst Cisco CCIE Cisco CLI Cisco ISE Cisco Nexus Cisco Stack Cisco UCS Cisco VIRL DDOS Design DNS EIGRP F5 HP IP Sla Kali macOS MFA Microsoft Windows Netflow NMAP NTP Okta OSPF Packet Capture Palo Alto Ports powershell python QOS snmp Splunk Troubleshooting VMWare WLC
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  • Home
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Categories

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

Tags

AWS Azure Best Practices BGP Cisco Cisco ACI Cisco ACS Cisco AnyConnect Cisco ASA Cisco ASR Cisco Catalyst Cisco CCIE Cisco CLI Cisco ISE Cisco Nexus Cisco Stack Cisco UCS Cisco VIRL DDOS Design DNS EIGRP F5 HP IP Sla Kali macOS MFA Microsoft Windows Netflow NMAP NTP Okta OSPF Packet Capture Palo Alto Ports powershell python QOS snmp Splunk Troubleshooting VMWare WLC
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Troubleshooting Palo Alto Microsoft Windows Cisco ASA Cisco CLI
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