Lindsay Hill network control, visibility, management

HPN Script Repository on GitHub

Dobias van Ingen is working to get an HP Networking scripting community together. This is to take advantage of various HPN scripting capabilities, such as:

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SNMP Counters - Collection Interval Variation

Counter data types are commonly used in SNMP monitoring. They are extremely useful, but there’s a couple of caveats around how to use them. Here’s a couple of issues I’ve come across:

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CloudFlare: That Was Easy

I switched this blog over to using CloudFlare a few days ago. It’s all been pretty painless, and I highly recommend it to others.

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APNIC - final 'final' /22 now available

APNIC entered their “final /8” phase in April 2011. From that time, new and existing APNIC members could request a maximum of one IPv4 /22 prefix. Once you had requested your final /22, that was it. No more IPv4 addresses for you. Or was it?

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Using Paramiko/Python with FortiMail

Fortinet makes an email security/anti-spam appliance called FortiMail. I wanted to collect spam and virus statistics from it, to integrate with our Network Monitoring Systems. Unfortunately the data is not exposed via SNMP or API, so I had to resort to some ugly code to get it working. Here’s what I did:

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Cisco Political Comments - Why?

I freely admit to not truly understanding the American political/economic system. Sure, I get the general mechanics of it, but I don’t understand the subtle plays, and why people do certain things.

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Getting More Information From Your Logs

Packet Pushers normally focuses on networking, but episode 192 covered “Logging Design and Best Practices.”  I often think about logging in the context of network management, so it was good to hear an episode devoted to it. There’s a lot of valuable information in logs, and it’s an important part of managing your network.

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Is Cisco Struggling with Their ACI Messaging?

Cisco ACI represents a significant shift in the way we approach networking. This sort of shift will need massive customer education to explain their new vision. I’m getting the impression that Cisco is frustrated that their new messaging is not well-understood, and they feel that public perception is wrong, particularly in regards to NSX. Cisco seems to be blaming customers and analysts for this - should they instead be looking at themselves?

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Comparing Employment Relationships

I periodically re-evaluate my career, and my current position, and try to decide A) Should I change, and B) What sort of change should I make? One part of evaluating options is looking at what type of employment suits you better: Employee, Consultant, Contractor.

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War Stories: Proxy ARP Auto-Configuration

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