Layer 2 hardening involves implementing various security features and practices to enhance the security and stability of Layer...
Below is a chart to figure out how many inches is 1U in a Rack. This comes in handy when...
Network Bits Subnet Mask Number of Subnets Number of Hosts /8 255.0.0.0 0 16777214 /9 255.128.0.0 2 (0) 8388606...
DNS name servers are usually split into two categories:...
There’s a lot you need to think about when designing your Splunk environment. I’m hoping to keep adding to this...
When designing a Cisco ACI (Application Centric Infrastructure) solution, there are different deployment options available, each with its own pros...
DNS rewrite or DNS Doctoring has been around on the Cisco ASA’s for a while. Palo Alto firewalls received this...
This post is a high-level design questionnaire that can be used to gather information from a customer’s environment to plan...
#VLSM (Variable Length Subnet Mask) SUBNETTING: This is basically taking a large subnet and dividing it out into smaller subnets....
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