Higher throughput was delivered than was needed to meet the bandwidth requirements for the branches, while integrated services and features including IPsec and NAT were activated. While maintaining 75% CPU utilization, no frame
loss was observed. Routers are listed in order of progressively increasing performance and capabilities.
Figure 2: Throughput Compared to Target Branch Bandwidth
Router models 3925E and 3945E have an enhanced
SPE. The Cisco ASR 1002
Fixed Router is included in
the mix to show upward
migration to the next family
of routers. Higher throughput was delivered than was
needed to meet the
while integrated services and
features including IPsec and
NAT were activated. While
maintaining 75% CPU utilization, no frame loss was
observed. Routers are listed
in order of progressive
Source: Miercom, May 2010 performance and capabilities.
The Cisco ISR G2 branch routers - 3925E, 3945E and the Cisco ASR 1002 Fixed Router - delivered
performance throughput values greater than the target positioning bandwidth requirements while
integrated services features were activated. By adding the new Service Performance Engines (SPE-
200 and SPE-250) to the 3925E, we observed 5.5 times increased throughput. When the SPE was
added to the 3945E, we observed 3.5 times increased throughput. All test results observed were
recorded at zero frame loss while maintaining the CPU utilization at 75%.
A solution that provides security, wireless Branch offices are classified as small, medium,
capabilities, UC, and WAN optimization in a large and regional, with unique requirements for
single box, while maintaining existing each category. All test cases described were
performance and throughput is a true integrated based on specific branch requirements. A typical
solution. Integrated network based services are small branch, such as a retail store with 10-25
an effective way to reduce costs, while users, would use the ISR 1941W. A bank with 25-
delivering new services to the end user. The 40 users would use the ISR 2911. A corporate
ISR G2 platforms deliver these services and branch or large branch accommodating 40-75
performance, while deployed in small to large users would use the ISR 2951. While a regional
remote branch office topologies. office with 75-150 users would use the ISR 3945.
Branches with greater bandwidth requirements Miercom tests the performance and validated
would use 3925E, 3945E or an ASR 1002. the integrated features of the Cisco ISR G2
platforms. Tests were conducted with feature Performance Tests
intensive branch office deployments, and
Each class of branch routers was tested based on considered actual branch settings currently
the typical branch configuration of the model with used by ISR customers.
Dynamic Multipoint Virtual Private Network
Branch Architecture (DMVPN), Zone Based Policy Firewall (ZBF) and
Intrusion Prevention System (IPS), and
The architecture of the ISR G2 platforms Hierarchical Quality of Service (HQOS) features
enables richer media experience with video, enabled. We subjected the Cisco ISR G2 router
voice and WAN evolution. Additions to the platforms, with integrated services and features
services available on the ISR G2 platforms enabled, to a traffic mix consisting of the data,
include integrated security, unified voice and/or Telepresence traffic recommended
communications, wireless, and application for each deployment scenario.
optimization services. Pay-As-You-Grow software All of the Cisco ISR G2 branch routers delivered
licensing and Cisco IOS software packaging also throughput which exceeded by 102% to 214% the
Table 1: Description of Branch Office Deployment Scenarios and Features Applied
Small Medium Large
Regional Office Branch Branch Branch Typical Bank Corporate Retail store Regional Office, Large Store Example Branch Branch Link Speed 25Mbps 35Mbps 75Mbps 150Mbps 200Mbps 350Mbps Typical NG 1941W 2911 2951 3925E 3945 3945E ISR Configuration USB USB USB USB USB USB Method Console Console Console Console Console Console Feature Data, Data, UC, Data, UC, Data, UC, Data, UC, Data, UC, Licenses Security Security Security Security Security Security Primary Ethernet Ethernet Ethernet Ethernet Ethernet Ethernet Connectivity WAN WAN WAN WAN WAN WAN Backup Ethernet Ethernet Ethernet Ethernet Ethernet 3G WAN Connectivity WAN WAN WAN WAN WAN Integrated 16 ports 24 ports 48 ports 48 ports 48 ports 8 ports PoE Switch Ports PoE PoE PoE PoE PoE 5 Class 5 Class 5 Class 5 Class 5 Class 5 Class QoS HQoS HQoS HQoS HQoS HQoS HQoS VPN DMVPN DMVPN DMVPN DMVPN DMVPN DMVPN Zone-Based Zone-Based Zone-Based Zone-Based Zone-Based Zone-Based Firewall FW FW FW FW FW FW Intrusion Yes Yes Yes Yes Yes Yes Prevention Content Yes Yes No No No No Filtering WAN No Yes Yes Yes Yes Yes Acceleration CME-as- CME SRST SRST SRST SRST CUE Local Voice NA VM/IVR CUBE + SIP CUBE + SIP CUBE + SIP Features TDM PSTN Trunk for Trunk for Trunk for (FXO) Video SIP Trunk PSTN PSTN PSTN Telephony for PSTN IP Phones 8 12 50 120 120 120 1 low 1 high 1 high 1 high 1 high Telepresence No bandwidth bandwidth bandwidth bandwidth bandwidth 802.11n Corporate & No No No No No Wireless Guest SSID
The branch offices have been categorized into small, medium, large and regional categories with unique requirements for each size office. The configurations shown above represent feature intensive branch deployments today and are likely to be closer to the norm in the future. All testing and test cases described in this document w conducted based on the branch office requirements for the respective Cisco ISR G2 routers.
ISR 3945 routers have earned the Performance Verified award.
The Cisco ISR G2 platforms provide security, wireless, UC,
WAN optimization and energy management capabilities all in
one box while meeting branch office performance and
Cisco Systems, Inc.
ISR 1941W ISR 2911
170 West Tasman Drive
San Jose, CA 95134
ISR 2951 ISR 3925E, 3945 and
About Miercom’s Product Testing Services
Miercom has hundreds of product-comparison analyses
published over the years in such leading network trade
periodicals as Network World, Business
Communications Review - NoJitter, Communications
News, xchange, Internet Telephony and other leading
publications, Miercom’s reputation as the leading,
independent product test center is unquestioned.
Miercom’s private test services include competitive
product analyses, as well as individual product
evaluations. Miercom features comprehensive
certification and test programs including: Certified
Interoperable, Certified Reliable, Certified Secure and
Certified Green. Products may also be evaluated under
the NetWORKS As Advertised program, the industry’s
most thorough and trusted assessment for product
usability and performance.
Before printing, please Report 091028G firstname.lastname@example.org www.miercom.com consider electronic distribution
Product names or services mentioned in this report are registered trademarks of their respective owners. Miercom makes every effort to ensure that information contained within our reports is accurate and complete, but is not liable for any errors, inaccuracies or omissions. Miercom is not liable for damages arising out of or related to the information contained within this report. Consult with professional services such as Miercom Consulting for specific customer needs analysis.