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Tag: Cisco

Cisco ASA Failover Configuration


This is one LAN-based ASA failover configuration sample that I wrote. Firstly, I prefer to list the IP addresses that I gonna use in my configuration, as it looks very neat. Note: Ensure the IP addresses in the same column are in one subnet. Role\Interface Outside Inside Failover DMZ Primary A.A.A.A C.C.C.C E.E.E.E G.G.G.G Standby … Continue reading Cisco ASA Failover Configuration →

Jackie Chen Network 2 Comments March 27, 2011March 27, 2011 2 Minutes

Introduction To VSG (Cisco Virtual Security Gateway)


Cisco Virtual Security Gateway (VSG) brings security capabilities to Cisco Nexus 1000V series switches.

Jackie Chen Network, Security, Virtualization 1 Comment March 25, 2011March 31, 2011 1 Minute

Using Site to Site VPN As Proxy


I worked for an IT consulting company before. The headquater of the company locates in Denver. One of our clients is in Chicago. The project for that client will be done 50% by the Denver office and the other 50% by the oversea development center. According to the client’s security policy, only American IP address … Continue reading Using Site to Site VPN As Proxy →

Jackie Chen Network Leave a comment March 24, 2011 1 Minute

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