Network Diagrams…. You NEED them!

There is so much truth in the saying “a picture is worth a thousand words”. Pictures matter, especially in the technical field! I majored in Computer Science in college.  These days, “Computer Science” should be called “Computer Programming”.  They taught the OSI model from layer 1 to layer 7, but the majority of the time was spent on application … Continue Reading

Troubleshooting a @JuniperNetworks SRX Flow

How I troubleshoot on an SRX Prerequisite: Log Everything! Look for logs If you see denied logs, the SRX is not allowing the flow. Check the policy configuration: Make sure this traffic is hitting the correct policy Change the policy or reorder policies to allow the traffic If you see permitted logs, the SRX is … Continue Reading