Cisco IAD2421 VoIP Router IAD2421-16FXS Accessories The Dell PowerConnect 5324 is

The Dell PowerConnect 5324 is a 24 port network switch that provides Gigabit speeds to all 24 ports

10/100 BaseT Ethernet port

the 4200990L1 can handle Quality of Service (QoS) that allows users to prioritize time sensitive traffic such as VoIP

Dual BNC / Coax Connections

8520 Description:

Cisco IAD2421 VoIP Router IAD2421-16FXS Accessories The Dell PowerConnect 5324 isCisco IAD2400 Series IAD2421 16FXS VoIP Router IAD 2421 Description: The Cisco IAD 2420 series integrated access device (IAD) aggregates multiple channels of data and voice fax user side traffic for transport over a single wide area network (WAN) uplink. Voice fax traffic is transported by Voice over Internet Protocol (VoIP) or by Voice over Asynchronous Transport Protocol (VoATM).