SNMPv3 on Dell OS 10 switches

After how woefully lacking in detail for the novice in OS 10 switches the Dell documentation is below is a little snippet that can be used to configure your switches with what appears to be enough permission for PRTG (or a similar SNMP monitoring system) to keep an eye on them. After entering configuration mode a readonly view with a… Read more



PAN-OS and Connections Per Second in PRTG

If you are looking to build out Zone Protection Profiles on your Palo Alto Networks Next Generation Firewall then it can be handy to know just what your connections per second metrics look over time for each zone. Quite lucky Palo Alto Networks have a little (although not entirely descript) guide on where you can get this data – https://docs.paloaltonetworks.com/pan-os/9-1/pan-os-admin/zone-protection-and-dos-protection/zone-defense/take-baseline-cps-measurements-for-setting-flood-thresholds/how-to-measure-cps.html…. Read more



HP Color LaserJet CP3505 Printer, after IP address change will not print

While carrying out the steps to move our network devices from a flat network to one with purposeful VLANs I had changed the IP address of one of our HP CP3505 printers (using the web based management console) to discover that with the new IP I could not print to the printer over the network. Oddly enough the web based… Read more



Monitoring Sharp Photocopiers Paper Tray with SNMP (PRTG)

There are lots of great reasons to replace personal printers with centralised photocopiers but one of the overlooked ones can be the greater ability to monitor these copiers using SNMP (Simple Network Management Protocol). This article looks at keeping track of the status of the paper trays (how full they are!) using PRTG (http://www.paessler.com/prtg) on Sharp photocopiers. To get rolling… Read more