Network Management Strategies for the CIO
Email Alerts
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Virtualization security challenges are plentiful: What's the answer?
The network plays a role in addressing virtualization security challenges, but typical firewalls are not necessarily part of the solution. Tip
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How to connect virtual environments to DMZ network architecture
Connecting virtualized environments to DMZ network architecture creates new challenges. Network managers must learn new design methodologies to protect virtual traffic in the DMZ. Tip
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Best practices for connecting virtualization hosts to DMZ networks
DMZ networks can be used to protect virtualization hosts, but best practices must be considered, including combing virtual and physical firewalls and locking down virtual switches. Tip
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The ideal virtualization networking solution may not exist yet
In a perfect world, virtualization networking would mean non-blocked, any-to-any access between nodes on the network, but that doesn't really exist yet. So what's the alternative? Tip
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Virtual network appliances: Benefits and drawbacks
There's lots of talk about network virtualization benefits, but are virtual network appliances all they're cracked up to be? Only in some scenarios. Tip
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Migrating to 10 GbE enables data and storage network convergence
Migrating your data center to 10 Gigabit Ethernet (10 GbE) enables higher available bandwidth with fewer ports to manage, and lends itself to data and storage network convergence -- both of which are necessary for a high-performing virtualized envir... Tip
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Application-layer firewalls defend against attacks up the stack
Application-layer firewalls must be combined with lower-level network security firewalls in order to implement a network firewall strategy that defends against low-level attacks as well as application-aware attacks. Tip
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Building a private cloud? Start slowly
If you're learning how to build a private cloud, it's best to begin slowly. In this tip, learn the phases to building a private cloud, including implementing server and storage virtualization, as well as self-service portals. Tip
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Dynamic core network services: DNS and DHCP for virtualization
Without dynamic core network services, virtualization will be stalled. Dynamic DNS and DHCP, as well as IPAM, are necessary to manage the constantly changing addresses and configuration in a virtualized environment. Tip
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Can application delivery controllers support virtualization?
Combining application delivery controllers and virtualization is unavoidable, but load balancers have a tougher job ensuring virtual machine performance and application optimization in this environment. Tip