I have a Cisco 1721 router. I have several DHCP client pools configured. One is the main pool for all systems that the IP doesn't matter (games systems, guest computers on the wireless, etc...). The ...

Using a Cisco 2620 with internal NAT that does some nifty internal-to-external DNS translation for queries from the outside. Example:<BR><BR>The DNS server on the inside (which is accessible from the ...

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 ...

Cisco has disclosed a critical flaw affecting its ENCS 5400-W Series and CSP 5000-W Series appliances, which is due to their software containing user accounts with a default, static password. During ...

Cisco has disclosed a critical flaw in its Cisco Smart Software Manager On-Prem product, a software-license management tool targeted at organizations with sensitive security requirements. Cisco's ...

In recent issues of this and the Convergence newsletters (see the Convergence newsletter archives), we opined that there were few reasons why you would need a static IP address for a residential ...

A seven-year-old vulnerability affecting end-of-life Cisco network devices is being exploited by a Russian state-sponsored cyber espionage group. Cisco Talos stated that the group, known as Static ...