By Ryan Lindfield on 1/14/2010 2:27 PM

Netflow (8.1)

Technically, NetFlow support was introduced in 8.1, but I still consider it an exciting and relatively new feature. Also I’ve found that many administrators are not aware of it, and it’s something I think everyone should be using. As you may already know, Cisco Systems developed NetFlow as a way to export information regarding IP flows for detailed monitoring and auditing of network traffic...

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By Ryan Lindfield on 1/14/2010 2:23 PM

AnyConnect Essentials

AnyConnect Essentials is a new licensing option for Secure Socket Layer Virtual Private Network (SSL VPN) client on the ASA. With the introduction of SSL VPN, Cisco began charging “per connection fees” for remote VPN connections. This came as a shock to many of you who were accustomed to connecting as many users as the box allowed with IPSec and never giving a thought to licensing...

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By Ryan Lindfield on 1/14/2010 2:13 PM

Botnet Traffic Filter

Another exciting feature released in the 8.2 release is the Botnet Traffic Filter. This new technology enables the ASA to monitor both inbound and outbound traffic and to compare the external IP addresses and hostnames to a dynamic database, or blacklist, of offensive IP addresses and domain names...
 

 

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By Ryan Lindfield on 1/12/2010 12:53 PM

For those of you who have taken the Adaptive Security Appliance (ASA) course with me in the past  (8.0 and earlier), this article will serve as a brief introduction to a few of the new features by Cisco released recently, that I thought you may be interested in. This may also prove helpful to those of you who have not taken the course but who administer or those who are considering using the Cisco ASA 5500 series firewalls...

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