Cannot Access the WiFi Internet on Mac with: Cannot Allocate Memory

I have been noticing more and more frequently then when I switch between WiFi connections or switch between wired and WiFi connections that sometimes my WiFi connection would show that it was online, but I was unable to access anything on the LAN or WAN. I have experienced similar issues when DNS is not working properly, so my first test is to validate DNS is working. With this recent issue my test always returned:

So what is going on and how can you fix the issue?

mac-wifi

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Juniper Network Connect on Mac

Recently my laptop decided it no longer wanted to start. While it was in the Genius Bar, I dug up an old Macbook Pro (called MBP throughout the rest of this post) and began to configure it so I could use it for work. Configuring a different laptop gave me the opportunity to try out some new/updated applications and see if I could find more ways to be productive (I will cover this in a future post). In addition, it brought up some old issues I had experienced and gave me a chance to fix them and document them. In this post, I would like to talk about the problems I experienced attempting to connect to a Juniper Network Connect (called JNC throughout the rest of this post) VPN and how I was able to get it resolved.

jnc

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Using Load Balancers in Transparent Mode – A Workaround

In my last post, I talked about two routing modes used on load balancers: NAT and transparent. As you may recall, I recommended against using transparent mode unless it is a common practice to use a load balancer as the default gateway in your environment. In this blog post, I would like to provide another workaround that would enable transparent mode without having to point the default gateway of your Log Insight nodes to the load balancer!

enet-loopback

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