Category: clustering

Hostname config in Chassis cluster

This is a small post to inform followers of this blog about a common mistake done in SRX cluster configuration. This is something I really need to write. A cluster has two various configuration stanza Node specific Global If you want to set something which is specific to only one node e.g node0 you configure
Read More »

SRX cluster ip-monitoring

In an SRX chassis cluster setup, in addition to interface monitoring you can also use IP monitoring to monitor the health of your upstream path. I have a simple topology to explain how ip monitoring works. In this setup node0 and node1 are part of an srx chassis cluster. reth0.0 interface is part of the
Read More »

error: the routing subsystem is not running

If you haven’t seen this error message, you will see one day when you are dealing with SRX chasssis clusters. It may baffle you having a firewall in which you can’t display routes. It is all because of the fact that chassis cluster considers two nodes as a single data plane and routing functionality is
Read More »

Chassis cluster file operations

There are a couple of handy commands which you can use if you have a JSRP cluster. For example following two commands can be used for copying a file or directory e.g from node0 to node1 : >file copy /tmp/test_file.txt node1:/tmp/ %rcp -T /tmp/test_file.txt node1:/tmp/ If you want to copy directory you should also include
Read More »

SRX cluster

You can find step by step instructions to set up an SRX firewall chassis cluster in different branch models. Before starting your cluster config, please make sure you have installed the JTAC recommended release which you can find at http://kb.juniper.net/KB21476 Please note that these instructions below belong to several branch models each of which has
Read More »