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Network Security Best Practices and Products

• Why am I able to ping but not do tracepath over my Layer 3 VPN?

  Our VPN expert explains why a Layer 3 VPN can ping but not do a tracepath from the client in this response. Continue Reading

• Converged network infrastructure bids cost and communication benefits

  Expert Carrie Higbie explains the various network convergence benefits including communication between systems and less network equipment needed to run across the network. Continue Reading

• Cisco switch configuration for a Cisco 3560 switch

  Get configuration guidelines for a Cisco 3560 switch in this expert response. Continue Reading

• How to optimize voice over WAN

  Enterprises must learn how to architect their wide area networks in order to optimize voice over WAN environments. Continue Reading

• Top-of-rack switches growth: Demise of copper structured cabling?

  A push for top-of-rack switches in the data center may bring questions about the demise of copper structured cabling to surface. Expert Carrie Higbie puts these concerns to rest. Continue Reading

• How to use iPerf to measure throughput

  Learn how to use iPerf, a network testing tool to measure throughput and benchmark your WAN links.Continue Reading

• How to calculate the cost of VPN links

  Do you need to upgrade the bandwidth of your virtual private network (VPN)? Calculating link capacity will help control the cost of VPN links.Continue Reading

• Taking WPS attack precautions can reduce unauthorized WLAN access

  Admins should take WPS attack precautions to avoid unauthorized WLAN access, yet understanding the WPS protocol and its own vulnerabilities is key to complete network protection.Continue Reading

• Using wireless network bandwidth monitoring to stay within data caps

  Wireless network bandwidth monitoring is important for users who must remain within data caps that are often broken by smartphone/tablets and cloud services.Continue Reading

• Hardware vs. software VPNs: Choose the right enterprise solution

  Deciding between hardware vs. software VPNs is the first step in narrowing down the best VPN solution for your enterprise.Continue Reading

• Building the IPv6 cloud: Two interdependent inflection points

  An IPv6 cloud is the foundation for agile and scalable next-gen services, which means cloud providers and MSPs should develop their IPv6 and cloud strategies concurrently.Continue Reading

• Do Layer-3 MPLS VPNs need to have BGP-4 support?

  In this Ask the Expert response, VPN expert Rainer Enders explains why BGP-4 support is necessary when configuring a router for a Layer-3 MPLS VPN.Continue Reading

• Are ADSL VPNs a type of MPLS VPN?

  In this Ask the Expert response, VPN expert Rainer Enders explains the key differences between ADSL VPNs and MPLS VPNs.Continue Reading

• Is it possible to use a VPN to bypass my ISP bandwidth usage limit?

  In this Ask the Expert response, VPN expert Rainer Enders explains why it is not always possible to use a VPN to bypass an ISP bandwidth usage limit.Continue Reading

• Ensuring private cloud performance assurance

  Ensuring performance assurance becomes part of IT's responsibilities when enterprises choose to adopt hybrid or private cloud computing environments.Continue Reading