Tag: linux

Check Point Firewall VM Disk Resize

It is related to Check Point MGMT VM with R80.10 in my story, but you would as well want to resize Check Point gateway firewall hardware box or VM.

I was searching for a simple solution and found different ones that didn’t work for me, so here are the steps that you need to go through when you resize your CheckPoint VM disk in vCenter and then need to expand the partition inside Check Point VM in order to use the additional space.

Of course, you did choose too small HDD for your VM when you created it and now you cannot upload some hotfixes or vSEC gateway files to it because you don’t have enough space.

Get to vCenter and shut down the VM.

vCenter VM Shutdown

Get more GB to your VM and power it back up.

vCenter VM HDD Space Increase

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Enable Source-Specific Multicast in Iperf

I was preparing lab environment to test configuration of Source-Specific Multicast on Juniper SRX Equipment and needed a tool to generate and measure Source-Specific Multicast streams.

I was aware that Iperf is a good enough tool to generate and measure multicast and unicast traffic but support for SSM was missing from current version. Fortunately there are always some developers which are interested in networking so one of them developed a special Iperf version 2.0.5 with SSM support.

The idea here is to show how to make this version of Iperf work on your Cent OS or similar Linux machine.

Here are few steps that should work from your Cent OS 6.8 Linux Server and hopefully from other similar distributions to:

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