How to Configure Untangle site to site VPN
In working on a DR project utilizing two Untangle virtual appliances, I had the need to setup a site to site VPN connection between the Untangle firewalls. The OpenVPN documentation…
Category: Networking
Create LACP LAG between Extreme and Enterasys switches
A late breaking project I was involved with recently with a client was adding 10G port count to an environment that had simply outgrown the number of 10G ports that were…
Cisco Meraki MR18 install review
I was excited recently to get my hands on a Cisco Meraki MR18 and wanted to share with you all some thoughts and opinions of the product after having installed,…
Stretch layer 2 with OTV
Lately, in looking at different ways to stretch layer 2 with various technologies, I have been proof of concepting various ways to do this in router labs. In a recent post…
Stretch VLANs across routers L2TPv3
Recently, I have been working a good bit with DR network connectivity and other DR DCI concerns. A typical scenario today has a virtual environment in one Site as production…
TCP Auto-tuning slow network performance
Starting with Windows Vista, there were improvements made to the network stack including a little known feature called TCP Window Auto-tuning. The auto-tuning feature allows newer versions of Windows to…
Design Considerations LACP LAG
Link Aggregation Groups are multiple connections between two switches that allow the switch to aggregate links/bandwidth between them. LAG’s are typically dumb in themselves without using Link Aggregation Control Protocol,…
Cisco VIRL 1.1.1 Upgrade
Well after running Cisco VIRL for a while it has definitely grown on me and with each release it gets better. I have been meaning to upgrade to the latest…
Glasswire Windows 10 Network Monitor and Firewall
If you are looking for a great, versatile and useful network monitor and firewall for Windows 10 besides the builtin functionality provided in the box with Windows 10, meet Glasswire.…
Cisco VIRL Review
After using Cisco VIRL for a few days now, I wanted to write up a post on my thoughts and maybe even calling it a pseudo Cisco VIRL review of…