Office phones have come a long way in a relatively short time. With the introduction of Internet Protocol phones, new features make those devices more akin to computers than simple phone systems.

The show cdp neighbor details command on the switch will display the firmware version of Cisco IP phones or the software type and revision number for the following applications: • Cisco IP ...

Two years ago, National Commerce Financial turned to Cisco Systems when it wanted to test the waters of Internet telephony. The midsize Memphis, Tenn., bank installed 150 VoIP (voice over Internet ...

Cisco has disclosed today a high-severity zero-day vulnerability affecting the latest generation of its IP phones and exposing them to remote code execution and denial of service (DoS) attacks. The ...

This blog will be a break from the H.323 blog series I’m currently doing to discuss EoS and EoL information related to Cisco phones. One of my students has recently told me that Cisco would not sell ...

I've got a problem, I've been trying to implement some layer2 security on our switches with Port-Security, only allowing 2 MAC addresses on any 1 switchport. I've been looking at some of our switches ...

Cisco stomped out a critical vulnerability in its IP Phone web server that could enable remote code execution by an unauthenticated attacker. Cisco is warning of a critical flaw in the web server of ...

Cisco has addressed a critical security vulnerability found in the Web UI of multiple IP Phone models that unauthenticated and remote attackers can exploit in remote code execution (RCE) attacks. The ...

John Breeden II is an award-winning reviewer with more than 20 years of experience covering technology. Follow him on Twitter @TheLabGuys. Office phones have come a long way in a relatively short time ...