Quick one today and a memory refresh for myself. Routed L3 links between a SRX and an EX2200-C. I have currently two up links connected between the two. I want to advertise a L3 VLAN across to the SRX. I…

Virtual networking isn’t a new thing. It has been around for a while and we get better at it as the months pass us by. Who hasn’t heard of SDN? Well before I buy into that realm and blog about…

As I slowly diversify my skill set and acquire JUNOS knowledge I find that knowing the technology and underlying concepts are the same. Minor changes like routing preference and the like is easy to deal with. Slowly I am working…

Once again the VLAN topic comes to the forefront but immediately I know this will apply to all aspects of the blueprint. The old adage goes something like “There are many ways to skin a cat”. Lets take the example of creating…

A private VLAN allows conservation of IP and VLANs via L2 separation within a VLAN. It allows web hosts and ISPs to segregate or group devices whilst conserving IP addressing.  PVLANs restrict communication between ports and allow communication with promiscuous …

Making VLAN’s speak to others In the previous post regarding VLAN’s and Trunking we went through what a vlan was and how to configure one. We also discussed how to communicate between switches with trunks. Now the time has come to…