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The 900 Series ISRs contains various models with four switch ports and up to 250-Mbps VPN throughput. Cisco 900 Series ISR Models. Learn more: The New Cisco’s SOHO Routers-ISR 900. The Cisco 900 Series ISR Migration In the link below (see table 1, row 4), you will see that the 1921 is only capable of 15Mbit/s on the WAN interfaces. I'm finding this so very difficult to believe that this quality of router is only capable of 15Mbit/s throughput on the WAN side. To prove a point, I borrowed a Cisco 887VA router and used it for my VDSL connection. Cisco 1921 Pdf User Manuals. View online or download Cisco 1921 Hardware Installation Manual, Installing And Upgrading Guys I've been playing around with some Cisco equipment at home I currently have a 100 meg internet connection. One of the routers I have is a Cisco 1841 so can an 1841 handle a 100meg connection? The Cisco 1921 is architected to meet the application demands of today's branch offices with design flexibility for future applications. The modular architecture is designed to support expanding customer requirements, increased bandwidth, and fully integrated power distribution to modules supporting 802.3af PoE and Cisco Enhanced PoE (ePoE). Max IPSec/AES throughput for Cisco 2901 and 3945 routers 5 posts LinkThemAll. Seniorius Lurkius Registered: Dec 17, 2009. Posts: 38. Posted: Tue Sep 21, 2010 7:23 am

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The 1921 also has a much-improved system architecture, with the EHWIC slots now having a high-throughput point to point connection, vs. the old bus-based architecture of the previous routers. Professional Cisco 1900 Series Router Supplier. I’m very surprised by the performance of Cisco 2901 router in comparison to his fellow Cisco 2951 router.I do not know, maybe it’s got such an IOS or the developers forgot something somewhere limit, but the equipment was pleased.

The 1921 is probably adequate, unless you're pushing a large quantity of small packets. If you want to go down the cheapskate Enterprise route, there are a large number of used Cisco 3845's available on eBay, which give you such niceties as dual power and about 40% more theoretical maximum throughput at the cost of about 3x the power consumption.

Oct 18, 2017 Cisco 1921 Router User Manual and Data Sheet | Cisco User General Remarks on the Cisco 1921. In line with the information above, it is obviously easy for you to deduce that the Cisco 1921 router is an amazing product that is worth buying. But, you can also see that it lacks some features which most of the latest 2000 series routers are capable of offering. [SOLVED] VPN Trouble between Cisco 1921 and Sonicwall Feb 02, 2014 2911 bandwidth limitations - Cisco Community Depending on your traffic and config, you throughput may be CPU limited. For example, years ago, I do my own testing with with a 2811 and at about 40 Mbps, would my typical config, CPU was 100% and it wouldn't forward beyond that.