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Networking
Autonetkit not working VIRL
Recently, I decided to get my hands on VIRL which is the Virtual Internet Routing Lab software from Cisco. Â Being a long time GNS3 user, I wanted to see how comparable or superior VIRL is to GNS3. Â So far I…
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Virtualization
Agentless protection Rapid Recovery 6.0.1
As I mentioned here in the upgrading to Rapid Recovery 6.0.1 post, one of the most anticipated features for me of Rapid Recovery was the agentless backup. Â Having to maintain agents of any kind is not fun for the administrator.…
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Virtualization
Upgrade AppAssure 5.4.3 to Rapid Recovery 6.0.1
For those of you that don’t know, Dell’s AppAssure product has been rebranded as Rapid Recovery. Â With 6.0.1 being released, and touting some very worthy features, I decided it was time to upgrade. Â In this post we will take a…
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Networking
Configuring jumbo frames between two servers
In tweaking an AppAssure environment recently, I ran through Dell documentation on performance tweaks that are mentioned to help improve AppAssure backup performance. Â One of the recommended tweaks for network performance is setting up jumbo frames between your primary core…
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Security
Untangle 12 Installation and configuration
I am constantly on a quest to keep finding the better or best firewall/UTM appliance for home/lab purposes as well as for small business use cases where installing a virtual appliance or other whitebox appliance makes sense. Â I have been…
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Networking
Cisco SG300 time configuration
Recently, after working with some logging on my Cisco SG300-20 switch, I wanted to write up a quick post on Cisco SG300 time configuration and how to go about setting this up. Cisco SG300 time configuration For the purposes of the…
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Networking
Cisco Native VLAN mismatch
After installing a test Meraki MS220-8 switch in my lab environment at home, I noticed when I remoted into my core switch for my lab, a Cisco SG300-20, it was displaying messages about a Native VLAN mismatch. I wanted to…
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Security
Arpwatch SMTP configuration
One of the more obscure sources of information when configuring arpwatch is arpwatch SMTP configuration. Â There are so many flavors of linux and SMTP servers, how can you easily setup a vanilla SMTP mechanism to shoot out your arpwatch notifications?…
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Security
Arpwatch Home Network Monitor
Let’s face it, these days, we all need to pay more attention to what is going on with our home networks. Â I have the mindset and maybe this is overkill a bit, but we should manage and administer our home…
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vSphere 6
ESXi 6 Equallogic reclaim free space
If you are thin provisioning VMs in your environment with an Equallogic SAN attached to your cluster, you may find that you start receiving warning from SAN HQ or your group manager alerting which states [ID: 4.2] Caution: % In-use…
