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CloudData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityServersVOIPWireless

BCP – Business Continuity Planning

Business Continuity Planning (BCP) for IT Networking is a crucial aspect of ensuring the availability and resilience of network infrastructure...
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CloudCodeData CenterLaptops & DesktopsLoad BalancingRouting & SwitchingSecurityVOIPWireless

Always be on the Lookout for Product Updates/Changes

What I mean by this, is keep an eye out for emails, alerts within the product, etc… for updates....
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Routing & SwitchingSecurity

Palo Alto – Incomplete , Not-Applicable, Unknown-tcp/udp , Insufficient Data , tcp-rst-from-client , tcp-rst-from-server

Incomplete = The three-way TCP handshake didn’t complete. (Routing issue or destination server not listening on the port) Not-applicable =...
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Security

Palo Alto – Factory Default (reset)

To enter maintenance mode, you need to restart your system with request restart system in operational mode or if you’re in...
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Security

Packet Capture – Cisco ASA

Packet capture on a Cisco ASA using the Command Line Interface (CLI) can be done through several methods. Here’s an...
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Security

Palo Alto App IDs that Require Decryption

Security

CVE-2021-44228_scanner

CERT released a great tool to detect vulnerable Log4j applications. Source: https://github.com/CERTCC/CVE-2021-44228_scanner...
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Security

Palo Alto H1, HA2, and HA3

Palo Alto’s site actually has a good page that explains these in English. See below....
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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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SecurityServers

Data Flow – Windows UNC Access to Share Ports (SMB)

When you try to use UNC (Universal Naming Convention) to access a share on a different server, multiple components come...
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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 Microsoft IIS Microsoft SQL Microsoft Windows Netflow OSPF Packet Capture Palo Alto Palo Alto CLI PDF Planning Ports PowerShell python QOS snmp Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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Troubleshooting Palo Alto Microsoft Windows F5 Cisco
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