Kerry Cordero
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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
Laptops & DesktopsSecurityServers

Finding Public IP Ranges using DIG

This is one way to find public IP Ranges for email using DIG. This is used if you want to... Read More
CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

Common Ports

Security

Geoblock Country Abbreviations

Data CenterLaptops & DesktopsRouting & SwitchingSecurityServersWireless

SNMP Polling vs Traps

The difference between these is who is initiating the conversation. In Polling, the monitoring server is initiating the conversation asking... 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
Security

Palo Alto Application Dependency

Here’s another that some people get confused on and I don’t know why.... Read More
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
Security

Palo Alto GlobalProtect Gateway Selection Priority Process Algorithm

This is something you need to understand when setting this up. This algorithm uses the priority and response time to... Read More
Data CenterLaptops & DesktopsSecurityServers

NTP Design Stratum Numbers

I already posted about NTP in a Windows domain. I want to briefly talk about stratum numbers. I’ve been in... Read More
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Categories

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