| Building a data center security architecture
Data center architecture has been changing quite dramatically over the past few years. In many data centers, organic growth had left them broken up into application silos. The standard three-tier architecture was copied for each application leading to a fairly hierarchical network. In this architecture, some core security services, such as firewalls and intrusion prevention, were concentrated at the root of the network tree, closest to the ingress routers and around any DMZs. Market for Tech Jobs Remains Volatile
Frustrated with your job search? You have good reason to be. Despite signs that the worst of the recession may be moderating, the market for tech jobs remains unstable. IT jobs slump 5% in May: Olivier
IT jobs continued to further slide in May, falling by 5 per cent, leading to a total fall of 58.11 per cent for the 12 month period, according to statistics from the Olivier Job Index. June Giveaways
Cisco Subnet and Microsoft Subnet are giving away training from Global Knowledge to two lucky readers and 15 copies each of books on IPv6 security, the Cisco Secure Firewall Services Module, and Active Directory Domain Services 2008. Deadline for entries June 30. Network World on Twitter? You bet we are | 
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