&lt;b&gt;Protect Your Investments&lt;/b&gt;N/AWith Cisco VG Gateways you can enjoy the benefits of unified communications while using your existing analog devices including analog phones and fax machines. Theres no need to replace your entire phone system. Cisco VG Series Gateways help you migrate at your own pace and budget by taking full advantage of the investments you have already made.N/AN/ACisco VG Series Gateways provide added flexibility during migration to unified communications by supporting traditional analog devices on IP networks. These devices include analog phones fax machines modems voicemail systems and speakerphones. The series offers a full range of solutions that include the following products:N/AN/ACisco VG350 Analog Gateway:N/AOffers a standalone solution for high-density deployments of up to 160 analog portsN/AProvides mix and match modules for high density long or short loop length requirementsN/AIncreases flexibility with additional slots available for FXS and FXO portsN/AReduces background noise and prevents acoustic shockN/AOffers advanced power management using Cisco EnergyWise technologyN/ACisco VG310 and VG320 Analog GatewaysN/AStandalone solutions for medium-density deployments of 24 and 48 ports or fewerN/AProvide all the functionality of the VG350 but for lower density deploymentsN/AAre housed in compact 19-inch rack-mount chassisN/ACisco VG202XM and VG204XM Analog GatewaysN/AStandalone solutions for low-density two or four line deploymentsN/ACombine RJ11 interfaces with Cisco IOS Software manageability to increase the functionality of analog equipmentN/AAre housed in compact fanless desktop chassis that are also wall-mountableN/ACisco High Density Analog Gateway Service ModulesN/AServe as high density modules for Cisco 29003900 and 4000 Series Integrated Services RoutersN/AOffers 72-port or 48-port optionsN/AOffers a choice of high density long or short loop length solutionsN/AN/AAll platforms integrate with Cisco Unified Communications Manager Cisco Hosted Collaboration Solution (HCS) Cisco Business Edition or Cisco Unified Communications Manager Express. In addition these analog gateways are compatible with third-party PBXs.