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Security

Cisco ASA VPN Tunnel Encaps Decaps

If you look below, you can see going over a tunnel that the decaps are at 0 and the encaps...
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Routing & Switching

Cisco Error Disabled Ports

=====Verify port status: show int status show interfaces Gi1/0/1 status...
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Routing & SwitchingSecurity

Cisco IOS Packet Capture

On an IOS router (for example a 890, 1900, 2900. 3900, 7200 Series Router) there is a capability to capture...
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Laptops & DesktopsRouting & Switching

Cisco Jumbo MTU Notes

In Cisco Nexus switches, you can configure Jumbo Frames on a per-interface basis. It is important to note that changing...
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Data CenterRouting & Switching

Cisco Nexus Show Commands for High CPU Usage

I ran these on our Nexus 7K switches....
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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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Routing & Switching

Cisco Fiber Troubleshooting with DOM

Cisco supports DOM (Digital Optical Monitoring) which is an industry standard to capture real time operating stastics such as:...
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Routing & SwitchingSecurity

Cisco IOS-XE Packet Capture

Data CenterRouting & Switching

Cisco LACP Individual State with 3rd Party Devices

I work a lot with other products like HP Dell-Brocade, and EMC. There are times I need to port-channel to...
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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...
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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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