We still receive quite a few POs on the 2900 series of ISRs from Cisco and even more hits at our website from users looking for information.

The chassis offers a single Internal Services Module (ISM) slot, 4 eHWIC slots, 2 10/100/1000 WAN ports, 2 GE DSP slots, 256MB of Flash memory, and 512MB of DRAM in a 1U form factor. The Cisco2901 business router supports the industry's widest range of wired and wireless connectivity options such as T1/E1, T3/E3, xDSL, copper, and fiber GE.

Cisco 2901 Memory Upgrade

CISCO2901/K9 Cisco 2901 with 2 onboard GE 4 EHWIC Slots 2 DSP Slots 1 ISM Slot 256MB CF 512MB DRAM IP Base Router (Refurbished). Four integrated EHWIC slots on the Cisco 2901, 2911, 2921, and 2951 allow for more flexible configurations. Each HWIC slot offers high-data-throughput capability: Up to 1.6 Gbps aggregate toward the route processor Up to 2 Gbps aggregate to other module slots over the MGF. Cisco 2901 Integrated Services Router, CISCO2901/K9 Cisco 2901 Integrated Services Router builds on 25 years of Cisco innovation and product leadership. The new 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.

Promotion geant casino montceau les mines. We put this comparison matrix together to help with the latter.

This info is also available elsewhere, but we have summarized this chart to show what people usually ask us about.

Of course, if we left anything out that you need, or if you have other questions, our Cisco experts would love to hear from you at 855-932-6627 or cisco@maximummidrange.com

Cisco Comparison Matrix ISRs 2901, 2911, 2921, 2951

Cisco 2901 Router

Integrated Services Router	Cisco 2901	Cisco 2911	Cisco 2921	Cisco 2951
Hardware-Based Cryptography and Acceleration	Yes	Same	Same	Same
Cisco Unified SRST Sessions	35	50	100	250
Cisco Unified CCME Sessions	35	50	100	150
WAN 10/100/1000 Ports	2	3	3	3
RJ-45-Based Ports	2	3	3	3
SFP-Based Ports	0	0	1	1
Service Module Slots	0	1	1	2
Double-Wide Service Module Slots	0	0	1	1
EHWIC Slots	4	Same	Same	Same
Double-Wide EHWIC Slots	2	Same	Same	Same
ISM Slots	1	Same	Same	Same
Onboard DSP (PVDM) Slots	2	2	3	3
Memory DDR2 ECC DRAM - Default	512 MB	Same	Same	Same
Memory (DDR2 ECC DRAM) - Maximum	2 GB	Same	Same	Same
Compact Flash (External) - Slot 0	256 MB	Same	Same	Same
Compact Flash (External) - Slot 1	none	Same	Same	Same
Compact Flash (External) - Slot 0	4 GB	Same	Same	Same
Compact Flash (External) - Slot 1	4 GB	Same	Same	Same
USB 2.0 Flash Memory Slots (Type A)	2	Same	Same	Same
USB Console Port (Type B)	1	Same	Same	Same
Serial Console Port	1	Same	Same	Same
Serial Auxiliary Port	1	Same	Same	Same
Power-Supply Options	AC and PoE	AC, PoE, and DC	AC, PoE, and DC	AC, PoE, and DC
RPS Support (External)	No	Cisco RPS 2300	Cisco RPS 2300	Cisco RPS 2300
Typical Power (No Modules) (Watts)	40	50	60	70
Max Power with AC Power Supply	150	210	320	340
Max Power with PoE Power Supply	175	250	370	405
Max Power with DC-PoE Power Supply	N/A	140	N/A	N/A

Cisco 2901 Memory Slots