Network technologies and trends:

Cisco Firewall

1

September 30, 2016  11:23 AM

Cisco ASA FirePOWER Services and  High Availability – Series 3

Yasir Irfan Yasir Irfan Profile: Yasir Irfan
Arp, CCIE, Cisco Firewall, Cluster, context, Dynamic Routing, Failover, firewall, HA, LAN, NAT, NetFlow, Routing, Subnets, Syslog, TCP, UDP

The Cisco ASA Firewall with FirePOWER services can be deployed in Active/ Active failover, in this mode the ASAs must operate in multiple context mode.  Cisco is relying on failover groups for active Active/Active failover mode. A failover group comprises of logical groups, of one or more security...

September 26, 2016  4:43 AM

Cisco ASA FirePOWER Services and High Availability – Series 2

Yasir Irfan Yasir Irfan Profile: Yasir Irfan
Arp, Cisco Firewall, Dynamic Routing, Failover, firewall, NAT, NetFlow, Routing, Syslog, TCP, UDP

The Cisco ASA Appliances offers failover in following states

  • Stateless failover
  • Stateful failover.
By default Cisco ASA Appliance performs stateless failover and in this mode of operation, the Active Unit  does the following


September 24, 2016  6:31 PM

Cisco ASA FirePOWER Services and  High Availability – Series 1

Yasir Irfan Yasir Irfan Profile: Yasir Irfan
Arp, Cisco Firewall, Dynamic Routing, Failover, firewall, NAT, Routing, Syslog, TCP, UDP

The Cisco ASA Appliance  with FirePOWER Services is capable of offering high availability using failover and clustering. When it comes to failover , the Cisco ASA supports following types

  • Active/Standby
  • Active/ Active
The Cisco ASA Appliance  with FirePOWER...


January 21, 2016  5:08 AM

What is an error “Number of interfaces…not consistent” in ASA Firewall?

Yasir Irfan Yasir Irfan Profile: Yasir Irfan
ASA, Cisco ASA, Cisco Firewall, Cisco IOS, IOS, Standby

If you are planning to do a hitless upgrade of a failover pair of ASA 5500 X Series firewall from 8.4(6) trail to 9.2(4) trail, you need to be little cautious. As you cannot do a direct upgrade, you need to rely on a interim release. Most people tend to try 9.1(2) as an interim upgrade, when you...


January 4, 2016  5:04 AM

How to restore Cisco ASA Firewall to factory default?

Yasir Irfan Yasir Irfan Profile: Yasir Irfan
ASDM, Cisco, Cisco Firewall, Console port, DHCP, IOS commands

  Restoring the Cisco ASA Firewall to default settings is quite easier , there are two ways to do this. In this post lets see how we can do this using the Cisco IOS Command

config factory-default
Step 1 Connect the console...


April 29, 2015  4:50 AM

Time to say good-bye for Cisco ASA Intrusion Prevention System

Yasir Irfan Yasir Irfan Profile: Yasir Irfan
APM, Cisco ASA, Cisco Firewall, Cisco security, IPS, Sourcefire

The Cisco ASA CX Context-Aware Security, Cisco Prime Security Manager and Cisco ASA Intrusion Prevention System are no more sold by Cisco, Cisco recently announced End of Sale for the above Cisco Security Products. With the acquisition of Source fire, Cisco is powering up their Security Appliances...


March 8, 2015  4:32 AM

Can Cisco dominate the Next Generation Firewall domain?

Yasir Irfan Yasir Irfan Profile: Yasir Irfan
Cisco ASA, Cisco Firewall, Cisco security, Fortinet, Security

Recently Cisco announced threat-focused next-generation firewall (NGFW). Cisco is trying to integrate FirePOWER with Cisco ASA to provide the features of next-generation firewall (NGFW). Only time will say how successful Cisco will be capturing the Next Generation firewall market. Currently we...


1

Forgot Password

No problem! Submit your e-mail address below. We'll send you an e-mail containing your password.

Your password has been sent to: