The Simple Network Management Protocol (SNMP) is a necessary tool for every network administrator. You can easily configure it with just a few commands. SNMP is still the most popular way to monitor ...

Cisco this week unveiled significant extensions to both of its major switching lines with the addition of 40/100G Ethernet capabilities. The enhancements are intended to address the growth of 10G ...

We forecast Cisco’s network switches revenue to grow at a pace slower than the industry-wide growth. If Cisco’s switching revenues grow at a CAGR of around 1% over the next three years to around $15 ...

Two of the most common forms of network address translation (NAT) are dynamic port address translation (PAT) and static NAT. PAT is the many-to-one form of NAT implemented in many small office and ...

In a security alert published today, Cisco has advised owners of Nexus switches to disable a feature called PowerOn Auto Provisioning (POAP) for security reasons. POAP is currently enabled by default ...

There are two ways to make a programmable switch that can run network applications and accelerate certain network functions. The first and more obvious way to create a programmable switch is to add ...

In the IP based Ethernet networks, data and voice services are often transmitted simultaneously over the network. Voice traffic, in particular, requires a higher forwarding priority than data traffic.

This ebook, based on the latest ZDNet/TechRepublic special feature, offers a detailed look at how to build risk management policies to protect your critical digital assets. Read now Hackers on Friday ...

Many administrators forget—or don't even realize—that they can configure Dynamic Host Configuration Protocol (DHCP) on Cisco IOS routers and switches. David Davis discusses the pros and cons of this ...