Datasheet

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Platform ID Estimated Router
WAN BW w/
Services
Description WAAS/VWAAS/ISR
WAAS Options
WAAS Optimized
TCP Connections
Target Optimized
WAN Capacity
256MBCF, 2GB DRAM,
with AX license
(WAAS/vWAAS with
2500 connection RTU)
SRE-910 option
for WAAS
UCS-E140/160
single wide
option for
vWAAS
500 (SRE-710)
1000 (SRE-910)
For >1000 and up to
2000 add 2
nd
SRE
for WAAS or UCS-E
for vWAAS up to
2500 connections
For >2500 add
UCS-E and
vWAAS-6000
20 Mbps (SRE-
710)
50 Mbps (SRE-
910)
100 Mbps
(vWAAS-1300)
200 Mbps
(vWAAS-2500 or
6000)
C3945-AX/K9 150Mb Cisco ISR 3945
w/SPE150, 3GE,
4EHWIC, 4DSP, 4SM,
256MBCF,
4GBDRAMwith AX
license (WAAS/vWAAS
with 2500 connection
RTU)
SRE-710 option
for WAAS
SRE-910 option
for WAAS
UCS-E140/160
single wide
option for
vWAAS
400 (WAAS-
Express)
500 (SRE-710
1000 (SRE-910)
For >1000 and up to
2000 add 2
nd
SRE
for WAAS or UCS-E
for vWAAS up to
2500 connections
For >2500 add
UCS-E and
vWAAS-6000
6 Mbps (WAAS
Express)
20 Mbps (SRE-
710)
50 Mbps (SRE-910
100 Mbps
(vWAAS-1300)
200 Mbps
(vWAAS-2500 or
6000)
C3945E-AX/K9 350Mb Cisco ISR 3945E w/
SPE250, 4GE, 3EHWIC,
3DSP, 4SM, 256MBCF,
2GBDRAMwith AX
license (WAAS/vWAAS
with 2500 connection
RTU)
SRE-710 option
for WAAS
SRE-910 option
for WAAS
UCS-E140/160
single wide
option for
vWAAS
400 (WAAS-
Express)
5
500 (SRE-710
1000 (SRE-910)
For >1000 and up to
2000 add 2
nd
SRE
for WAAS or UCS-E
for vWAAS up to
2500 connections
For >2500 add
UCS-E and
vWAAS-6000
6 Mbps (WAAS
Express)
20 Mbps (SRE-
710)
50 Mbps (SRE-910
100 Mbps
(vWAAS-1300)
200 Mbps
(vWAAS-2500 or
6000)
ISR4451-X-AX/K9 1Gb or 2Gb Cisco ISR 4451 w/
4GE,3NIM,2SM,8G
FLASH, 4G DRAM, with
AX license (ISR-WAAS
with 2500 connection
RTU)
16GB DRAM,
32GB Flash and
2x200GB SSD
drives for ISR-
WAAS
UCS-E140/160
single wide or
doublewide
option for
vWAAS
2500 with ISR-
WAAS
or 2500 with UCS-E
for vWAAS
For >2500 add
UCS-E and
vWAAS-6000
150 Mbps (ISR-
WAAS)
200 Mbps
(vWAAS-2500 or
6000)
Notes:
1. TCP connection requirements vary by application; some applications consume multiple TCP connection
resources for WAAS optimization
2. Target WAN bandwidth is not limited in software or by any other system limit, but is rather provided as
guidance for deployment sizing purposes
3. Cisco 1921 routers have fixed non-expandable memory. DRE is disabled on these platforms
4. Typical WAN interfaces for maximum benefit with Cisco WAAS Express include T1/E1, 3G, and multi-T1, and
smaller interfaces such as 256 or 384Kbps interfaces
5. 2.5GB DRAM included for WAAS-Express on Cisco 1941/2901/2911/2921-AX and for 2951-AX and
3925/3945-AX series routers 4GB DRAM is included for WAAS Express, the 1921-AX has 512MB DRAM
only. 3925E/3945E-AX have 2GB DRAM by default and do not support WAAS Express.