Data SheetCisco 3900 Series Integrated Services RoutersCisco 3900 Series Integrated Services Routers build on 25 years of Cisco innovationand product leadership. The new Cisco Integrated Services Routers Generation 2(ISR G2) platforms are architected to enable the next phase of branch-office evolution,providing rich-media collaboration and virtualization to the branch office whilemaximizing operational cost savings. The new routers support new high-capacitydigital signal processors (DSPs) for future enhanced video capabilities, high-poweredservice modules with improved availability, multicore CPUs, Gigabit Ethernetswitching with Cisco Enhanced Power over Ethernet (ePoE), and new energy visibilityand control capabilities while enhancing overall system performance. Additionally, anew Cisco IOS Software Universal image and Cisco Services Ready Engine (SRE)module enable you to decouple the deployment of hardware and software, providing aflexible technology foundation that can quickly adapt to evolving networkrequirements. Overall, the Cisco 3900 Series offers exceptional total cost ofownership (TCO) savings and network agility through the intelligent integration ofmarket-leading security, unified communications, wireless, and application services.Figure 1.Cisco 3900 Series Integrated Services RoutersProduct OverviewThe Cisco 3900 Series builds on the best-in-class offering of the existing Cisco 3800 Series Integrated ServicesRouters by now offering four platforms (Figure 1): the Cisco 3945E, Cisco 3925E, Cisco 3945, and Cisco 3925Integrated Services Routers.The Cisco 3900 Series offers embedded hardware encryption acceleration, voice- and video-capable DSP slots,optional firewall, intrusion prevention, call processing, voicemail, and application services. In addition, the platformssupport the industry’s widest range of wired and wireless connectivity options such as T1/E1, T3/E3, xDSL, copper,and fiber Gigabit Ethernet.The Cisco 3900 Series offers superior performance and flexibility for flexible network deployments from smallbusiness offices to large enterprise offices - all while providing industry-leading investment protection. 2017 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.Page 1 of 16

Key Business Benefits The Cisco ISR G2 routers provide superior services integration and agility. Designed for scalability, the modulararchitecture of these platforms enables you to evolve and adapt with your growing business needs. Table 1 liststhe business benefits of the Cisco 3900 Series.Table 1.Cisco 3900 Series Business BenefitsBenefitsDescriptionServices integration The Cisco 3900 Series routers offer increased levels of services integration with voice, video, security, mobility,and data services. The Cisco 3900 Series provides the highest performance and slot densities among the routers in the Cisco ISRG2 portfolio, enabling you to maximize services integration and reducing overall capital expenditures (CapEx)and operating expenses (OpEx).Services on demand A single Cisco IOS Software Universal image is installed on each Cisco ISR G2. The Universal image containsall of the Cisco IOS Software technology sets, which you can activate with a software license. With the Universalimage your business can quickly deploy advanced features without downloading a new Cisco IOS Softwareimage. Additionally, larger default memory is included to support the new capabilities. The Cisco SRE enables a new operational model that allows you to reduce CapEx and deploy a variety ofapplication services as needed on a single integrated compute services module.High performance withintegrated services The Cisco 3900 Series enables deployment in high-speed WAN environments with concurrent services enabledup to 350 Mbps. A multigigabit fabric (MGF) enables high-bandwidth module-to-module communication without compromisingrouter performance.Network agility Designed to address customer business requirements, the Cisco 3900 Series with the modular architectureoffers increased capacity and performance as your network needs grow. The Cisco Services Performance Engine (SPE) modular motherboard enables upgrades to processingcapability in the future. Dual integrated power supplies provide power redundancy; you can also configure them to provide additionalCisco ePoE power to endpoints. Modular interfaces offer increased bandwidth, a diversity of connection options, and network resiliency.Energy efficiency The Cisco 3900 Series architecture provides energy-savings features that include the following: The Cisco 3900 Series offers intelligent power management and allows you to control power to the modulesbased on the time of day. Cisco EnergyWise technology will be supported in the future. Services integration and modularity on a single platform allows you to perform multiple functions, optimizingconsumption of raw materials and energy usage. Platform flexibility and ongoing development of both hardware and software capabilities lead to a longerproduct lifecycle, lowering all aspects of the TCO - including materials and energy use. High-efficiency power supplies and scalable power consumption are based on your network needs.Investment protection The Cisco 3900 Series maximizes investment protection by supporting: Reuse of a broad array of existing modules supported on the original Cisco Integrated Services Routers toprovide a lower TCO. A rich set of Cisco IOS Software features carried forward from the original Cisco Integrated Services Routersand delivered in a single universal image. The Cisco 3900 Series offers extensive growth possibilities as your network expands: The SPE modular motherboard enables flexibility for future upgrades. The highest scale for module density provides flexibility to add services as your business needs expand. A 1-Gb default memory provides headroom to minimize field upgrades.Platform Architecture and ModularityThe Cisco 3900 Series is architected to meet the application demands of today’s branch offices withdesign flexibility for future applications. The modular architecture is designed to support increasing bandwidthrequirements, time-division multiplexing (TDM) interconnections, and fully integrated power distribution tomodules supporting 802.3af PoE and Cisco ePoE. Table 2 lists the architectural features and benefits of theCisco 3900 Series. 2017 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.Page 2 of 16

Table 2.Architectural Features and Benefits of Cisco 3900 SeriesArchitectural FeaturesBenefitsModular platform The Cisco 3900 Series routers are highly modular platforms with several types of module slots to addconnectivity and services for varied branch-office network requirements. The routers offer an industry-leading breadth of LAN and WAN connectivity options through modules toaccommodate field upgrades to future technologies without requiring platform replacement. The Cisco SPE on the Cisco 3900 offers the ability to increase the performance of the router with a fieldupgradable motherboard as your network needs grow.Processors The Cisco 3900 Series routers are powered by high-performance multicore processors that can support thegrowing demands of high-speed WAN connections to the branch office while also running multipleconcurrent services.Embedded IP Securitywith Secure SocketsLayer (IPSec/SSL) VPNhardware acceleration Embedded hardware encryption acceleration is enhanced to provide higher scalability, which, combined with anoptional Cisco IOS Software Security license, enables WAN link security and VPN services (both IPSec andSSL acceleration). The onboard encryption hardware outperforms the advanced integration modules (AIMs) ofprevious generations.Multigigabit fabric (MGF) The Cisco 3900 Series introduces an innovative MGF that allows for efficient module-to-module communication,enabling tighter services interactions across modules while reducing the overhead on the router processor.TDM interconnectivityfabric Unified communications services in the branch office are significantly enhanced with the use of TDMinterconnectivity fabric in the router architecture, allowing for scaling of DS-0 channel capacity.Integrated GigabitEthernet ports The Cisco 3900 Series provides up to four 10/100/1000 Ethernet WAN ports. Two of the 10/100/1000 Ethernet WAN ports on the Cisco 3900 Series can support Small Form-FactorPluggable (SFP)-based connectivity in lieu of RJ-45 ports, enabling fiber connectivity.Innovative universalserial-bus (USB)-basedconsole access A new, innovative, mini-B USB console port supports management connectivity when traditional serial ports arenot available. Traditional console and auxiliary ports are also available.Optional integrated powersupply for distribution ofPoE and universal DCpower supply An optional upgrade to the internal power supply provides inline power (802.3af-compliant PoE, Cisco ePoE,and Cisco Inline Power) to optional integrated switch modules. An optional DC power supply that extends possible deployment environments such as central offices andindustrial environments will be available in the future.Optional integratedredundant power supply(RPS) and PoE boost Power redundancy is available by installing an optional integrated RPS, thereby decreasing network downtimeand protecting the network from power-supply failures. When populated with dual integrated power supplies, the Cisco 3900 Series can operate in a configurable PoEboost mode in lieu of redundant power mode whereby the power capacity of the platform is increased to almosttwice the normal power to support additional PoE ports.Designed for flexibledeployments The Cisco 3945 and 3925 are designed for Network Equipment Building Systems (NEBS) environments.Modularity Features and BenefitsThe Cisco 3900 Series provides significantly enhanced modular capabilities (refer to Table 3) while maintaininginvestment protection for customers. Most of the modules available on previous generations of Cisco routers, suchas the Cisco 3800 Series Integrated Services Routers, are supported on the Cisco 3900 Series. Additionally,modules used on the Cisco 3900 Series can easily be supported on other routers in the Cisco Integrated ServicesRouter portfolio to provide maximum investment protection. Taking advantage of common interface cards across anetwork greatly reduces the complexity of managing inventory requirements, implementing large network rollouts,and maintaining configurations across a variety of branch-office sizes.A complete list of supported modules, including a list of supported SFPs for the Cisco 3900 Series, is available oducts relevant interfaces and modules.html. 2017 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.Page 3 of 16

Table 3.Modularity Features and BenefitsArchitectural FeaturesBenefitsCisco Services PerformanceEngine (SPE) The Cisco 3900 Series offers field-replaceable SPEs. These SPEs allow you to protect your initial investment in the Cisco 3900 platform for a longer timeperiod and scale router performance as your network and branch-office needs grow.Cisco Services Module A service-module slot replaces the network module and the extension module for voice and fax (EVM)slots and is offered on Cisco 3900 Integrated Services Routers. Each service-module slot offers high data-throughput capability: Up to 4-Gbps aggregate toward the router processor. Up to 2-Gbps aggregate to other module slots over the MGF. Service-module slots are highly flexible, with support for doublewide service modules, which areservice modules that require two service-module slots. Doublewide service modules provide flexibilityfor higher-density modules. Service-module slots provide twice the power capabilities relative to the network-module slots,allowing flexibility for higher-scale and better-performance modules. An adapter module enables backward compatibility with existing network modules, enhanced networkmodules (NMEs), and EVMs. You can manage power to service-module slots by extensions similar to the Cisco EnergyWiseframework, so your organization can reduce energy consumption in your network infrastructure. FullCisco EnergyWise support will be available in future software releases.Cisco Enhanced High Speed WANInterface Card (EHWIC) The EHWIC slot replaces the high-speed WAN interface card (HWIC) slot and can natively supportHWICs, WAN interface cards (WICs), voice interface cards (VICs), and voice/WAN interface cards(VWICs). Three integrated EHWIC slots on the Cisco 3945E and Cisco 3925E or four integrated EHWIC slotson the Cisco 3945 and Cisco 3925 allow for flexible configurations. Each HWIC slot offers high-data-throughput capability: Up to 1.6-Gbps aggregate toward the router processor. Up to 2-Gbps aggregate to other module slots over the MGF. Flexibility to support doublewide modules is enabled by combining two EHWIC slots. Up to 2doublewide HWIC (HWIC-D) modules are supported.Cisco Internal Services Module(ISM) A single ISM slot provides flexibility to integrate intelligent services modules that do not requireinterface connections in the Cisco 3945 and Cisco 3925. Each ISM slot offers high-data-throughput capability: Up to 4-Gbps aggregate toward the route processor. Up to 2-Gbps aggregate to other module slots over the MGF. The ISM replaces the AIM slot; existing AIM modules are not supported in the ISM slot. You can manage power to ISM slots by extensions similar to the Cisco EnergyWise framework, soyour organization can reduce energy consumption in your network infrastructure. Full CiscoEnergyWise support will be available in future software releases.Cisco High-Density Packet VoiceDigital Signal Processor (DSP)Module (PVDM3) Slots onMotherboard PVDM3 slots natively support PVDM3 modules, providing support for richer density for rich-mediavoice and video. Each PVDM3 slot connects back to the system architecture through a 2-Gbps aggregate link throughthe MGF. Investment protection for PVDM2 modules is supported through an adapter module. You can manage power to the PVDM slots by extensions similar to the Cisco EnergyWise framework,so your organization can reduce energy consumption in your network infrastructure. Full CiscoEnergyWise support will be available in future software releases.Compact Flash Slots Two external Compact Flash slots are available on the Cisco 3900 Series Integrated ServicesRouters. Each slot can support high-speed storage densities upgradable to 4 GB in density.USB 2.0 Ports Two high-speed USB 2.0 ports are supported; they provide secure token capabilities and storage. 2017 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.Page 4 of 16

Cisco IOS SoftwareCisco 3900 Series Integrated Services Routers deliver innovative technologies running on industry-leading CiscoIOS Software. Developed for wide deployment in the world’s most demanding enterprise, access, and serviceprovider networks, Cisco IOS Software Releases 15M and T support a comprehensive portfolio of Ciscotechnologies, including the functions and features delivered in Releases 12.4 and 12.4T. New innovations inRelease 15.0(1)M span multiple technology areas, including security, voice, high availability, IP Routing andMulticast, quality of service (QoS), IP Mobility, Multiprotocol Label Switching (MPLS), VPNs, and embeddedmanagement. Available immediately for the Cisco 3900 Integrated Services Routers, Release 15.0(1)M will be anextended support release. For more information about Release 15.0(1)M, please visit IOS Software Licensing and PackagingA single Cisco IOS Universal image encompassing all functions is delivered with the platforms. You can enableadvanced features by activating a software license on the Universal image. In previous generations of accessrouters, these feature sets required you to download a new software image. Technology packages and featurelicenses, enabled through the Cisco software licensing infrastructure, simplify software delivery and decrease theoperational costs of deploying new features.Four major technology licenses are available on the Cisco 3900 Series Integrated Services Routers; you canactivate the licenses through the Cisco software activation process identified at following licenses are available: IP Base: This technology package is available as default. Data Unified Communications Security (SEC) or Security with No Payload Encryption (SEC-NPE)For additional information and details about Cisco IOS Software licensing and packaging on Cisco 3900 SeriesIntegrated Services Routers, please visit ONE SoftwareCisco ONE Software offers a valuable and flexible way to buy software for the WAN, access, and data centerdomains. At each stage in the product lifecycle, Cisco ONE Software helps make buying, managing, and upgradingyour network and infrastructure software easier. Cisco ONE Software provides: Flexible licensing models to smoothly distribute customers’ software spending over time Investment protection for software purchases through software services–enabled license portability Access to updates, upgrades, and new technology from Cisco through Cisco Software Support Services(SWSS)Cisco ONE for WAN gives organizations broad capabilities for branch offices and the enterprise edge. Cisco ONEFoundation for WAN connects and secures your branch office while optimizing for cost. Cisco ONE WANCollaboration integrates voice and video into your branch office and network edge. 2017 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.Page 5 of 16

Key Branch-Office ServicesThe industry-leading Cisco Integrated Services Routers offer unprecedented levels of services integration.Designed to meet the requirements of the branch office, these platforms provide a complete solution with voice,video, security, mobility, and application services. Businesses enjoy the benefits by deploying a single device thatmeets all their needs, reducing CapEx and OpEx.Unified Communications, Collaboration, and Voice-Gateway ServicesThe Cisco 3900 Integrated Services Router is the foundation for collaboration in branch offices of any size and is acritical component of Cisco’s video architecture (Medianet) and enterprise Unified Communications solution. Withembedded voice services and a wide range of telephony interfaces supported, the Cisco 3900 Series deliversmaximum deployment flexibility for the distributed enterprise. Unified communications is enabled through a richsignaling and media-processing infrastructure, including a variety of protocols, media interworking, signal andmedia security, transcoding, conferencing, and QoS. Cisco Integrated Services Routers feature a wide range ofvoice-gateway interfaces, supporting a broad array of signaling and physical network interfaces. The performanceimprovements introduced with the Cisco 3900 Series help ensure that branch-office employees benefit from thesame productivity advantages and wide breadth of services and applications as those enjoyed by theheadquarters-based employees.The Cisco 3900 Series enables a full range of existing and emerging video services, with scaling improvement tosupport Cisco TelePresence conferencing, security, and session control. Cisco Unified Border Element extendsthese capabilities for business-to-business TelePresence communications.The Cisco 3900 Series adds support for the new Cisco High-Density Packet Voice Digital Signal Processor Module(PVDM3), which has been optimized for concurrent voice and video support. The PVDM3 modules support allvoice-gateway functions of earlier generations of PVDMs, and add higher density and more processing power tosupport emerging rich-media applications. The Cisco 3900 Series can support up to 4 onboard PVDM3 slots, ableto scale up to 768 G.729a channels.Cisco Unified Communications Manager Express and Survivable Remote Site TelephonyThe Cisco Integrated Services Routers inherently provide optional unified communications services within theCisco IOS Software, delivering the advantage of server hardware reduction and lower energy costs at the branchoffice. Cisco Unified Communications Manager Express (CME) provides the broad range of IP private-branchexchange (PBX) and key-system features integrated into the router for branch offices. Cisco Survivable RemoteSite Telephony (SRST), also inherently available in Cisco IOS Software and an option on the Cisco 3900 Series,helps ensure that branch-office employees have uninterrupted telephony services and features, even if theconnection to a centralized Cisco Unified Communications Manager is disrupted. Coupled with Cisco Unity Express, the integrated solution for voicemail, Automated Attendant, and interactive voice response (IVR), theCisco 3900 Series offers the branch office a complete range of unified communications services while deliveringindustry-leading security within a single platform. 2017 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.Page 6 of 16

Cisco Unified Border ElementThe Cisco Unified Border Element capabilities supported on the Cisco 3900 address the emerging requirements inan IP-centric interconnect for branch-office unified communications between enterprises and service providernetworks. Cisco Unified Border Element provides intelligent border-element functions such as physical and logicalingress and egress demarcation points, signaling and media control, and consolidated security and managementfeatures. The Cisco 3900 Series supports higher scale than previously provided on the Cisco 3800 Series, with upto 2.5 times the number of sessions.VoiceXML Application ServicesThe Cisco 3900 Series inherently provides standards-certified VoiceXML browser services. VoiceXML is an openstandard markup language used to create voice-enabled web browsers and IVR applications. Just as HTMLenables you to retrieve data with a PC, VoiceXML enables you to retrieve data using voice or dual-tonemultifrequency (DTMF) telephony input. The Cisco 3900 Series can deliver a much higher range of concurrentvoice-gateway services combined with VoiceXML browser services, for more than 300 sessions on the Cisco 3945.Integrated Network Security for Data, Voice, Video, and MobilitySecurity is essential to protect a business’ intellectual property while also ensuring business continuity andproviding the ability to extend the corporate workplace to employees who need anytime, anywhere access tocompany resources. As part of the Cisco Self-Defending Network (SDN) - an architectural framework that allowsorganizations to identify, prevent, and adapt to network security threats - the Cisco 3900 Series Integrated ServicesRouters facilitate secure data transactions and secure collaboration.The Cisco IOS Software Security technology package for the Cisco 3900 Series offers a wide array of commonsecurity features such as advanced application inspection and control, threat protection, and encryptionarchitectures for enabling more scalable and manageable VPN networks. The Cisco 3900 Series offers onboardhardware-based encryption acceleration to provide greater IPSec throughput with less overhead for the routeprocessor when compared with software-based encryption solutions. Cisco Integrated Services Routers offer acomprehensive and adaptable security solution for branch offices that includes features such as: Secure connectivity: Secure collaborative communications with Group Encrypted Transport VPN,Dynamic Multipoint VPN (DMVPN), or Enhanced Easy VPN Integrated threat control: Responding to sophisticated network attacks and threats using Cisco IOSFirewall, Cisco IOS Zone-Based Firewall, Cisco IOS IPS, Cisco IOS Content Filtering, and Flexible PacketMatching (FPM) Identity management: Intelligently protecting endpoints using technologies such as authentication,authorization, and accounting (AAA) and public key infrastructure (PKI)Detailed information about the security features and solutions supported on the Cisco 3900 Series is available at 2017 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.Page 7 of 16

Wireless and Mobility ServicesWireless LANThe Cisco Integrated Services Routers supporting the Cisco Unified Wireless Architecture enable deployment ofsecure, manageable wireless LANs (WLANs) optimized for remote sites and branch offices, including fast, securemobility; survivable authentication; and simplified management. The Cisco Wireless LAN Controller Module on theCisco 3900 Series routers allows small and medium-sized businesses and enterprise branch offices to costeffectively deploy and manage secure WLANs. Cisco Wireless LAN Controllers work in conjunction with Ciscolightweight access points and the Cisco Wireless Control System (WCS) to provide systemwide WLAN functions,managing up to 6, 12, and 25 access points. As components of the Cisco Unified Wireless Architecture, CiscoWireless LAN Controllers present network administrators with the visibility and control necessary to effectively andsecurely manage business-class WLANs and mobility services such as enhanced security, voice, guest access,and location services.Wireless WANCisco third-generation (3G) wireless WAN (WWAN) modules combine traditional enterprise router functions suchas remote management, advanced IP services such as voice over IP (VoIP), and security with mobility capabilitiesof 3G WAN access. Using high-speed 3G wireless networks, routers can replace or complement existing landlineinfrastructure, such as dialup, Frame Relay, and ISDN. Cisco 3G solutions support 3G standards High-SpeedPacket Access (HSPA) and Evolution Data Only/Evolution Data Optimized (EVDO), offering you a true multipathWAN backup and the ability to rapidly deploy primary WAN connectivity. For more information about 3G solutionson Cisco Integrated Services Routers, please visit LAN SwitchingThe Cisco 3900 Integrated Services Routers support the new Cisco Enhanced EtherSwitch Service Modules,which greatly expand router capabilities by integrating industry-leading Layer 2 or Layer 3 switching with featuresets identical to those found in the Cisco Catalyst 3560-E and Catalyst 2960 Series Switches performing localline-rate switching and routing.The new Cisco Enhanced EtherSwitch Service Modules take advantage of the increased power capabilities on theCisco 3900 Series platforms. Additionally, the modules enable Cisco energy and power initiatives: CiscoEnergyWise, Cisco ePoE and per-port PoE power monitoring, and integrated redundant power system (RPS)enabled PoE boost. These technologies allow you to meet increased endpoint power requirements withoutincreasing the total power consumption of the branch office.Application ServicesAs organizations continue to centralize and consolidate their branch-office IT infrastructure in an effort to reducecost and complexity, they are challenged to provide adequate user experience, ensure continuous serviceavailability, and deliver business-relevant applications when and where they are needed. To address thesechallenges, the Cisco 3900 Series enables you to host Cisco, third-party, and custom applications on a portfolio ofhigh-performance Cisco SRE modules that transparently integrate into the router. The modules have their ownprocessors, hard disks, network interfaces, and memory that operate independently of the host router resources,helping to ensure maximum concurrent routing and application performance while reducing physical spacerequirements, lowering power consumption, and consolidating management. 2017 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.Page 8 of 16

Application AccelerationThe Cisco 3900 Series transparently combines industry-leading security, Cisco IOS Software-based traffic control,and visibility with Cisco application-acceleration solutions. Cisco IOS Software features such as Network-BasedApplication Recognition (NBAR), IP service-level agreement (IP SLA), and NetFlow provide visibility andmonitoring of traffic patterns and application performance while Cisco IOS Software features such as QoS, accesscontrol lists (ACLs), and Performance Routing intelligently control the traffic to maximize the quality of the userexperience and employee productivity. You can further enhance user experience by adding a Cisco Wide AreaApplication Services (WAAS) Network Module to securely provide more advanced WAN optimization techniquessuch as TCP optimization, caching, compression, and application acceleration. Cisco Integrated Services Routerscombined with Cisco WAAS Network Modules provide optimal performance for applications delivered from acentral data center to branch-office users. The solution allows you to consolidate costly server, storage, andbackup infrastructure into data centers while maintaining LAN-like service levels for remote users.Cisco Services Ready EngineThe Cisco Services Ready Engine solution is available in service-module (SM) and ISM form factors. The servicemodule hardware offers up to a seven-times performance improvement over the previous-generation networkmodules and provides a multicore x86 processor. The SRE modules also support up to 1 terabyte of storage,Redundant Array of Independent Disks (RAID) configurations, hardware-assisted virtualization, and cryptographyoptions. The Cisco SRE module enables on-demand provisioning of branch-office applications on the Cisco 3900Series platforms so that you can deploy the right applica

Energy efficiency The Cisco 3900 Series architecture provides energy-savings features that include the following: The Cisco 3900 Series offers intelligent power management and allows you to control power to the modules based on the time of day. Cisco