Looks like we may need to upgrade our phone system and handsets to use VoIP equipment. Some basic questions re: QoS and VLANs because I've never had to resort to either before.<BR><BR>I have to ...

Several users report an issue where Intel-based Macs exhibit significant data packet loss when connected to networks that also have 802.1q VOIP VLAN devices attached (such as VOIP phones from Cisco ...

I've been configuring VLANs on our network, and have run into a bit of a problem. So far I have a 3com 3950 which is a layer 3 switch, and 3com 4226 which i believe is only layer 2. Main network ...

Once your home network grows a little more complex, you soon realize that grouping devices into virtual local area networks (VLANs) makes a lot of sense, both from a security and administrative ...

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.

Even many IT professionals haven't heard of the Session Initiation Protocol (SIP), so it's almost certain your users haven't. However, unless you're using an entirely proprietary Voice-over-IP (VoIP) ...

Security is often cited as one of the primary reasons organizations have not deployed VoIP. Network managers need to cut through the hype and deploy the right security to maximize the reliability of ...