Tag Archives: Virtual

Installing Cisco Virtual Security Gateway–VSG

Last time we have seen why and how to install and setup a Cisco Nexus1000V distributed switch. We now want to prevent one VM to talk to another entirely or just for some protocols. We could use traditional ACLs on … Continue reading

Posted in Cisco, Cloud, Virtualization, VMWare | Tagged , , , , | Leave a comment

VMWare vSphere Distributed Switch – Cisco Nexus 1000V

Last time we talked about one type of vDS, a VMWare vDS. We saw why would we use vDS instead of vSS and how to install a vDS and migrate our VMs. This time we will talk about another version … Continue reading

Posted in Cisco, Switching, Virtualization, VMWare | Tagged , , , , , , | 7 Comments

VMWare vSphere Distributed Switch – vDS

I guess we are all familiar with the concept of virtualization. Now days we virtualize virtually anything : servers, desktops, network, storage, … As a one friend of mine said “I have just virtualized a virtual machine inside of yet … Continue reading

Posted in Virtualization, VMWare | Tagged , , , , , | Leave a comment

ASA firewall in multiple context mode

In our previous blog, we saw that the ASA can be virtualized into many virtual firewalls or contexts. Now, we will see how. We will use this topology:   We will focus on ASA1 physical box and set it up. … Continue reading

Posted in ASA, Cisco, Virtualization | Tagged , , , , | 3 Comments

Cisco ASA firewall virtualization

This virtualization thing is not reserved for servers or desktops. There are virtualization concepts in the network world. Segmenting a switch with VLANs is one example. Another example is virtual IPS sensor where we can have up to four virtual … Continue reading

Posted in ASA, Cisco, Virtualization | Tagged , , , , | Leave a comment

Virtual Test Lab With VMWare, Cisco and Microsoft

In the past few days I had to prepare the virtual lab for two pilot projects. First one is upgrade System Center Configuration Manager (SCCM) and second is implementation of EMC RSA SecurID Authentication Server.  Because some cute things needed … Continue reading

Posted in Cisco, Microsoft, Virtualization, VMWare | Tagged , , , , | Leave a comment