Ask the Experts

Is WEP cracking still a worrisome WLAN security issue?

Wireless expert Lisa A. Phifer explains to what extent WEP cracking remains a worrisome issue. It all depends on your company's WLAN security policy. Continue Reading
What features should we look for in cloud management software?

Cloud expert Mooney Sherman says cloud management software should track how providers allocate resources and gauge the security of the operations. Continue Reading
Application performance management should include packet capture

Expert Jesse Rothstein explains the importance and challenges of packet capture abilities in application performance management (APM) solutions. Continue Reading
Are cloud vendors keeping up with the need to support IPv6?

Vendors are moving in the right direction in terms of IPv6 support, but more work is needed in this area, says IPv6 expert Ciprian Popoviciu. Continue Reading
What are the biggest risks of BYOD?

Do you have remote workers using mobile devices in the office? Before you invoke a bring-your-own-device policy, learn about the risks of BYOD. Continue Reading

What are the benefits of IPv6 in SDN and network virtualization?

One of the benefits of IPv6 is that it makes software defined networking and network virtualization scale easily, IPv6 expert Ciprian Popoviciu says. Continue Reading
Is 802.1X authentication good enough for WLAN access control?

Wireless expert Lisa A. Phifer explains why you shouldn't stop using 802.1X authentication methods for enterprise WLAN access control. Continue Reading
What are some of the challenges of running a dual-stack IPv6 cloud?

When running a dual-stack IPv6 cloud, you must remember that the two protocols share infrastructure resources, says IPv6 expert Ciprian Popoviciu. Continue Reading
How the 802.11ac standard impacts security

The upcoming 802.11ac standard is an improvement over 802.11n, but how could security be impacted? Wireless expert Lisa A. Phifer explains. Continue Reading
What's the best type of VPN for connecting an acquired company?

What happens when your organization acquires a company? How should you connect sites and what type of VPN setup works best? Our expert responds. Continue Reading
How can IaaS providers keep their services from becoming a commodity?

Infrastructure as a Service (IaaS) providers may be fighting a losing battle against their fate as commodities, says TM Forum CEO Martin Creaner. Continue Reading

How can incorrectly configuring VPN clients lead to a security breach?

Our virtual private networking expert explains how misconfiguring VPN clients can lead to security breaches in this Ask the Expert response. Continue Reading
Can WAN optimization controllers do VoIP compression?

Expert Howard Hooper explains whether WAN optimization controllers can do VoIP compression in this Ask the Expert response. Continue Reading
What's the difference between WAN optimization and WAN acceleration?

Expert Howard Hooper compares and contrasts WAN optimization and WAN acceleration in this Ask the Expert response. Continue Reading
Is cloud scalability one of the advantages of IPv6?

The advantages of IPv6 -- from its vast address space to its use of multicast -- can boost cloud scalability, says networking expert Ciprian Popoviciu. Continue Reading