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Cisco ISR Routers

Cisco ISR router include Cisco Integrated Services Routers Generation 2 (ISR G2)
Family and Cisco Integrated Services Routers G1, and the detailed description and Qs
will be listed as below for your reference.

Cisco ISR G2 Router
Transform your branch-office experience with the new Cisco Integrated Services
Routers Generation 2 (ISR G2) Family, Cisco’s addition to the tremendously
successful integrated services router portfolio. The Cisco ISR G2s are part of the
Cisco Borderless Network Architecture that enables business innovation and growth
across all remote sites. The next-generation architecture delivers a new workspace
experience by meeting the performance requirements for the next generation of WAN
and network services, enabling cost-effective delivery of high-definition collaboration
at the branch office and providing secure transition to the next generation of cloud and
virtualized network services. Designed for optimal service delivery on a single
platform, the new Cisco ISR G2 routers give businesses greater power to deliver a
superior customer experience and deploy services “on demand” as business needs
dictate—while reducing overall operating costs.
Cisco Integrated Services Routers Generation 2 (ISR G2) Family are including Cisco
1900 Series Routers secure services-rich router for a small branch, Cisco 2900 Series
Routers services-rich router for medium-sized branch and Cisco 3900 Series Routers
services-rich router for medium-to-large branch.
With the number of employees growing at the branch office, IT teams are challenged
to securely and efficiently connect remote locations at minimal cost. The Cisco ISR
G2 not only address critical branch-office challenges such as those of the firstgeneration routers, they also introduce revolutionary ways to make the remote office
more productive, more collaborative, and more operationally efficient. These new
innovations enable branch offices to:
 Deliver next-generation WAN and network service requirements
 Become more productive through increased video-based collaboration and richmedia services
 Securely transition to cloud and virtualized network services
 Minimize energy consumption and costs to support corporate sustainability
 Enable small IT teams to scale services worldwide


The Cisco ISR G2 provide a highly secure and reliable platform for scalable
multiservice integration at enterprise and commercial branch offices of all sizes and
small to medium-sized businesses. The excellent service delivery on a single platform,
now up to 8x greater performance, offers the ultimate user experience with the
architectural scalability and investment protection needed to minimize overall
deployment costs.

Cisco ISR G1 Router
It has been a long time since Cisco deliver the End of Sale (EoS) and End of Life (EoL) of
the Cisco Integrated Services Routers (ISR) 1841, 2800, and 3800 Series public
announcement. However, someone may not know about Cisco ISR G1 clearly, the Q & A
were listed below for your reference.
Q. Why Cisco announced the End-of-Life announcement?
A. Cisco ISR 1841, 2800, and Cisco 3800 Series product families have lead the access
routing market for the past 6 years; however with greater demands in the branch for
higher performance for next-generation WAN connectivity, increased media collaboration,
video and virtualization applications, Services on Demand, and greater improvements in
energy savings, a new generation of Integrated Services Routers platforms are required.
Built on 25 years of innovation and product leadership along with broad market
acceptance, the Integrated Service Routers Generation 2 continues to optimize service
integration to transform the branch office experience with the speed, scale, and
flexibility to deliver tomorrow's services transparently at a low cost of ownership.
Q. What are the recommended migration paths for Cisco 1800, 2800, and 3800 Series?
A. It is recommended that customers migrate to the Integrated Service Routers Generation 2
(ISR G2) 1900, 2900, and 3900 Series. The ISR G2's offer from 3x to 8x performance
improvements over the current generation. The ISR G2 platforms are architected to
enable the next phase of branch-office evolution, providing rich media collaboration and

virtualization to the branch while maximizing operational cost savings. The new
Integrated Services Routers Generation 2 are future-enabled with support for new high
capacity DSPs (Digital Signal Processors) for future enhanced video capabilities, high
powered service modules with improved availability, multi-core CPUs, Gigabit Ethernet
switching with enhanced POE, and new energy visibility and control capabilities while
enhancing overall system performance.
Additionally, a new Cisco IOS® Software Universal image and Services Ready Engine
module enable you to decouple the deployment of hardware and software, providing a
flexible technology foundation which can quickly adapt to evolving network
requirements. Overall, the Cisco 3900 Series offer unparalleled total cost of ownership
savings and network agility through the intelligent integration of market leading
security, unified communications, wireless, and application services.
The Cisco 2900 and 3900 Series Integrated Services Routers extend this leadership in
total cost of ownership by offering Services on Demand, reducing initial capital outlays
by decoupling the delivery of software from hardware on optional service modules. In
addition, customers receive a Universal IOS image, capable of enabling all of Cisco's
rich IOS features allowing you to quickly deploy new services without having to
download a new IOS image.
The Cisco 1900, 2900 and 3900 architecture has been designed with higher efficiency
power supplies that provide energy-savings features that include intelligent power
management, allowing customers to control power to a specific module based on time
of day, with full Cisco Energy Wise feature support in the future. The 3945E, 3925E,
3945 and 3925 routers exclusively support dual power supplies with AC, DC or POE
options. This enables power supply redundancy for branch or retail environments
running mission critical applications.
Overall, the Cisco ISR G2 Series offers unparalleled operational savings and network
agility through the continued intelligent integration of market leading security, unified
communications, wireless, and application optimization services.
Q. What IOS releases will be supported on the Cisco Integrated Services Router 1800,
2800, and 3800 Series until End of Software maintenance period?
A. IOS release 15.1(4)M will be the long term IOS release supported on the 1800, 2800, and
3800 Series through the end of software maintenance. Software maintenance on
15.1(4)M will be offered until Nov. 1, 2014.
Q. What options do I have for software support if I cannot migrate to 15.1(4)M because
of insufficient memory on my Cisco Integrated Services Router 1800, 2800 or
A. Software maintenance of IOS release 12.4(24)T will be extended through Oct 2012 for
those customers who cannot migrate to 15.1(4)M. Customers desiring software support
on 1800, 2800 or 3800 from Oct 2012 through the EoSM date (Oct 2014) must migrate to
Q. What is the core value propositions offered on the Integrated Services Routers?

A. The key value propositions of the ISR G2 portfolio are:
• Industry leading end-to-end architectures and features
– Borderless Networks, EnergyWise, Medianet
– Routing, Voice/Video, Security, WAN optimization
• Integration reduces Total Cost of Ownership
– Interoperability, higher availability
– Lower energy use, fewer service contracts
• Evolving as business changes
– Services on-demand

Continuous development of new software and hardware features

Cisco ISR G2 key benefits over the ISR G1
Key Benefits

Cisco ISR

Cisco ISR G2


Up to 45Mbps with

Up to 350Mbps with


Single Core


Service Module
Performance and

Up to 160GB

Up to 7X with dual core
and 1TB of storage

On-board DSPs


Voice + Video


Fast Ethernet with
POE. Based on
Catalyst 3560/3750

FE/GE Ethernet with
EPOE Based on
Catalyst 3560X /2960S

IOS Image


Single Universal IOS

Service Delivery

Hardware Coupled

Services On-Demand


Single Motherboard

Field upgradeable
Motherboards (3900
Series), Redundant
power supplies


Key Benefits[?]


EnergyWise with slot
based controls

Q. What are some of the key reasons customers choose to migrate from the ISR G1 to
ISR G2 platforms today?
A. Key elements driving the migration to the ISR G2's today are:
• Video in the Network: Designed to deliver video to remote locations - enable video
streaming, conferencing, transcoding, trans-rating using PVDM3 DSPs
• Services On-Demand: Offers a flexible model to deploy applications in the branch
without a separate truck-roll, decoupling purchase cycles for router and Services
Ready Engine (SRE) module from the application
• Migration to Ethernet WAN: ISR G2s offer 3-8x higher performance than previous
generation ISR platforms and the broadest range of WAN options
• Increasing scale of UC deployments: ISR G2 roughly double the scale of CME and
SRST support up to 450 and 1,500 phones & up to 24 T1/E1s for voice gateway
• Optimizing WAN usage: With WAAS on SRE or Wide-Area Application Services
(WAAS) Express, enhancing application performance and richer-media experience in
remote locations with low-speed links
• SIP Trunking: ISR G2 routers with CUBE features act as Session Border Controllers
to allow customers to migrate from TDM to SIP trunking environments, scaling up to
2,500 SIP sessions
• Securing the Branch: Delivers most comprehensive architectures for VPN
deployment between sites along with Stateful Firewall and UTM capabilities for remote
Q. What are some of the key business drivers for migration at the Branch office?
A. Some of the key business drivers are:
• Geographical expansion/consolidation including mergers or reorganization
• Regulatory compliance-PCI, HIPPA, SOX, physical security, etc
• New business models-innovative service, production process, QA projects
• Increased employee productivity initiatives, cost savings
• Training, distance learning or e-learning projects
• Green initiatives to reduce energy use and promote sustainability
Q. What are some of the key technical drivers for migration at the Branch office?
A. Some of the key technical drivers are:
• Current and near future End of Software and hardware support for Cisco 1600, 1700,
2600, 3600, 3700 Series routers
• Planned deployment of video & rich-media collaboration in the Branch
• Data center consolidation (support remote office application performance)

• Pervasive wireless or new types of mobile devices requiring 802.11n coverage
• New security initiatives such as threat defense, video surveillance

License for Cisco ISR Routers
The Cisco licenses provide greater flexibility to deploy new features while also
improving visibility and management of existing licenses in the network. Based on
the license's type, Cisco IOS Software activates the appropriate feature set. License
types can be changed, or upgraded, to activate a different feature set.

Software Packaging Evolution Summary

ISR G2 IOS Packaging


License Types

IOS Software Activation after Product Order


Software Licenses Available on the ISR G2
Technology Package Licenses
Next Generation ISRs offer the following IOS technology package licenses. These
licenses are enforced throughCisco Software Licensing framework.
Technology Package Licenses for 19xx ISRs
Technology Packages
IP Base













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