What is AsyncOS?

When it comes to Cisco's networking products, the default operating system comes into our mind is Cisco IOS, a very popular OS among the networking professionals, however, when it comes to Cisco Email Security Appliance (ESA),better known as Cisco IronPort appliances the OS changes. The Cisco...

A review for “Email Security with Cisco IronPort”

Being in Gartner Magic quadrant is sufficient to succeed?

Currently, we are testing some of the network and application monitoring solutions, so that we can go with a product, which serves our needs. We approached many vendors and got a good response from them, and some even offered to do a proof of concept. Which we opted  happily, and in fact it helped...

What is the error “Signature Auto Update Fails with Error HTTP connection failed [1, 110] “ in Cisco IPS sensors?

  Recently, I configured our Cisco IPS Sensors modules SSM-40 installed in the Cisco ASA 5540 and Cisco IPS 4270 sensor to auto update the signature behind our Blue Coat Proxy SG, upon configuration, I discovered that the auto updates failed. When I tried to know status by using Cisco IOS...

How to preserve encapsulation across SPAN?

While any one of you are trying to analyze a SPAN or RSPAN traffic you may notice that certain layer 2 frames are missing. Usually SPAN/RSPAN ignores layer 2 traffic like CDP, spanning-tree BPUDs, VTP, DTP and PagP frames.  However, these traffic types can be forwarded along with the normal SPAN...

How To Configure a Cisco ASA 5540 firewall for Video Conferencing for Polycom device?

  Recently we were asked to configure the Polycom device to have video conferencing with external world. Our Polycom device is behind a Cisco ASA 5540 firewall as shown in the below network layout.

Data Center Security Policies and Procedures – part5

This will be my last series on Data Center Security Policies and Procedures, I will be covering the Exception Reporting and Requesting Access to the Data Center  

1. 1.     Exception Reporting

Data Center Security Policies and Procedures – part4

In my previous article we overlooked the security policy for Data Center doors and Security System for Data Centers. In this article let’s looks at the...

How to enable special http inspection for Cisco ASA firewall

  We had a special request from one of our clinicians; he was trying to access one of the health care portal with the URL http://apps.xxx.xx.sa:2000/. While he was trying to access the same portal from his office it was not accessible, whereas...

HP releases a new software management platform

HP releases a new software management platform known as HP Automated Network Management (ANM) 9.2, which aim to improve the network security, automations and availability. The newly...