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 ...

I've got a Palo Alto FW HA Active/Passive pair, connected to two different Cisco switches (one for Edge traffic, the other as a DMZ switch). The Cisco switch interface for one of the FW pairs is ...

Excerpt from CCNA Practice Questions (Exam 640-802), 3rd Edition. Select the appropriate media, cables, ports, and connectors to connect switches to other network devices and hosts. Explain the ...

Sample Design and Configuration for Layer 2 Out-of-Band Deployment Sample Design and Configuration for Layer 3 Out-of-Band Deployment This chapter covers the configuration of the Out-of-Band (OOB) ...

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 ...