Archives for posts with tag: Cluster

Checkpoint FW SPLAT Cluster XL Troubleshooting (NGX Versions)
In this blog, let us see a Step by Step approach that you would take to troubleshoot a Cluster XL problem in Checkpoint.
Normally, this problem comes of after a reboot or an Upgrade …
http://www.ebrahma.com/2015/04/checkpoint-fw-splat-cluster-xl-troubleshooting-ngx-versions/

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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.

Above is a simple topology to explain how ip monitoring works. In this setup node0 and node1 are…
http://www.ebrahma.com/2015/04/ip-monitoring-in-srx-cluster/

 

 

 

 

 
Commit Error in Chassis Cluster- Junos Series
As we all know SRX is one of the leading Firewall technology but sometimes it may become very confusing also. Sometimes we can’t even understand the …
http://www.ebrahma.com/2015/04/commit-error-in-chassis-cluster-junos-series/

If you are configuring Exchange 2013 Mailbox DAG, you must pre stage DAG Cluster Name Object (CNO) in Active Directory. CNO is an active directory computer object that simply provides an identity to DAG and cluster. In this post, I will show steps to…
http://www.ebrahma.com/2015/01/pre-stage-dag-cluster-name-object-cno-exchange-2013/

Juniper SRX series firewall provides high availability options for continuous service operation. There are different ways of configuring high availability cluster in Juniper SRX. It is easy to configure high availability cluster in Juniper SRX. But b…
http://www.ebrahma.com/2015/01/configure-high-availability-cluster-juniper-srx/

Configure IP Monitoring in SRX Cluster

There might be case in our network where we want to fail-over to secondary node when the Internet connection breaks or link breaks. In Juniper SRX cluster, you can configure fail-over in a way that if a speci…
http://www.ebrahma.com/2015/01/configure-ip-monitoring-srx-cluster/

If the physical interfaces are configured under a VLAN/RETH, the VLAN/RETH interface has to be added under forwarding-options helpers bootp or else the DHCP relay service will not work.

Basic VLAN configuration:

set interfaces ge-0/0/1 unit 0…
http://www.ebrahma.com/2014/01/dhcp-relay-agent-working-cluster-setup/