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Routing & Switching

IP SLA “AND OR” Boolean Options

If you’re trying to monitor multiple IP’s and you want the IP SLA to trigger when ALL IP’s are down,...
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Routing & Switching

Palo Alto Out of Sync Packets (Legacy Devices)

If you’re working with a vWire configuration, there’s a crucial consideration you need to take into account, especially if you...
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Routing & Switching

IP SLA

Security

Palo Alto Custom Log Formatting for Splunk

Use below to remove fields that aren’t needed or used. This could reduce the amount of logs by 25%....
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Laptops & DesktopsServers

Netstat and Finding Processes/Apps

Windows: In this example you can see the One Drive is using port 443. C:\>netstat -aon | findstr "443" TCP...
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Security

Basic Cisco ASA Troubleshooting

Setting up a Virtual Private Network (VPN) can be tedious. There are multiple phases involved and numerous parameters to be...
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Data CenterLaptops & DesktopsRouting & SwitchingSecurityWireless

Wireshark Filters

URL http.host == “api.cordero.me” DNS dns.qry.name == “www.cordero.me” dns.qry.name matches “.cordero.me” dns.qry.name contains “cordero.me” TCP Flags tcp.flags.reset == 1 tcp.flags.push...
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Routing & Switching

Solarwinds Orion SNMP & Netflow (Cisco)

Below are some configs that work with Solarwinds Orion....
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Routing & Switching

Cisco CLI Cable Testing Command

Cisco has a command that can run TDR tests on an interface. A TDR (time-domain reflectometer) is an electronic instrument...
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Data CenterRouting & Switching

Cisco LACP Individual State with 3rd Party Devices

I work a lot with other products like HP Dell-Brocade, and EMC. Sometimes I need to port-channel to them, but...
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  • Home
  • About
  • Disclaimer
  • Guides and Slides
    • AWS Well-Architected Framework
    • Facebook – Running BGP in the Data Center at Scale
    • Microsoft – Experiences with BGP in Large Scale Data Centers
    • Palo Alto PCNSE Study Guide
  • IP Calculator
  • Links
  • Contact

Categories

  • AI
  • Business Management
  • 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 Cisco Cisco ACI Cisco ASA Cisco ASR Cisco Catalyst Cisco CLI Cisco ISE Cisco Nexus Cisco Stack DDOS Design DNS EIGRP F5 HTTP(S) IP Addressing and Subnetting macOS Microsoft IIS Microsoft SQL Microsoft Windows OSPF Packet Capture Palo Alto Palo Alto CLI PDF Planning Ports PowerShell python QOS Splunk SSL Storage Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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Troubleshooting Palo Alto Microsoft Windows F5 Cisco
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