GRE tunnel between Juniper and Linux

This is a short howto about how you can bring up a GRE tunnel between Juniper devices and Linux, Ubuntu in this case. Just to provide some basics about GRE tunnels: Each endpoint has to have reachability to the other endpoint One endpoint must use the GRE tunnel to reach the destination of the tunnel(recursive… Keep reading »

MACsec on Linux

Starting with kernel 4.6, support for MACsec has been added in Linux so it won’t be needed to use a release candidate to test this feature. There are two ways to implement MACsec: manually configure secure channel(SC), security association(SA) and the keys(this is what we are going to see) use dot1x with MACsec extensions that… Keep reading »

Zero Touch Provisioning on Juniper devices using Linux

In this post we will see in action the Zero Touch Provisioning(ZTP) feature on Juniper devices using Linux. The Juniper device will be a QFX5100, but you can use any other Juniper EX or QFX devices. All you need from the Juniper device is the MAC address based on which the DHCP server will identify… Keep reading »