Port mirroring is a feature that duplicates network traffic from a source host’s port to a secondary host for analysis. It can be used for monitoring, troubleshooting, and analyzing network ...

In QoS part 3 we gathered the information required to mark DSCP values for unmarked traffic flows for a TMUBPS (Totally Made Up but Plausible Scenario). In this ...

One way to boost network security is to use Cisco's Port Security feature to lock down switch ports. Learn the basics of port security, and find out how to configure this feature. A growing challenge ...

There’s no such thing as a dedicated iSCSI switch because iSCSI storage traffic runs on Ethernet networks. That doesn’t mean, however, that we can’t have a discussion about iSCSI switches as there are ...

When configuring MPIO with 2 redundant switches, and 2 iSCSI nic's per host, one nic running to each of the two switches(for example), is it *required* to have at least two subnets, one for each iscsi ...

Cisco Systems is forging ahead with LAN switches designed to support faster Wi-Fi access points even while an ethernet standard for the technology they use is still taking shape. The switches have ...