Cisco 2811 - Voice Security Bundle Router Manual page 9

Product Transition Matrix
Transition Matrix
continued
Cisco 870 and 880 Product Comparison (continued)
Cisco 871, 876, 877, 878
G.SHDSL (ATM Mode)
G.SHDSL (EFM Mode)
VDSL2
FXS
FXO
Voice BRI
USB Ports for Security Tokens
Power over Ethernet Support
Cisco Fixed FE WAN 1800/890 Product Comparison
Form Factor
Rack/Wall Mountable
DRAM (default)
DRAM (maximum)
Flash (default)
Flash (maximum)
Integrated LAN Switch
Fast Ethernet WAN
Gigabit Ethernet WAN
Back-up WAN
Wireless Option
USB Ports (v 2.0)
Integrated Power over Ethernet Support
Real Time Clock
14
Cisco 881, 886, 887, 887V,
888, 888E
878 888
No 888E
No 887V
No 4 Port (SRST Models)
No 1 Port (881SRST)
No 1 Port (888SRST)
2 Ports (871) 1 Port
Optional Optional
Cisco 1811, 1812 Cisco 891, 892
Desktop Desktop
Yes Yes
128 MB 512 MB
384 MB 512 MB
32 MB 256 MB
128 MB 256 MB
8-port Switch 8-port Switch
2 Ports 1 Port
No 1 Port
v.92 Modem (1811)/ v.92 Modem (891)/
ISDN S/T BRI (1812 ISDN S/T BRI (892)
Integrated 802. 1 1a/b/g Integrated 802. 1 1a/b/g/n
2 Ports 2 Ports
Optional Optional
Yes Yes
Transition Matrix
continued
Cisco 1721/1841 Product Comparison
Form Factor
Chassis Type
DRAM (default)
DRAM (maximum)
Flash (default)
Flash (maximum)
AC Power Supply
Onboard AIM Slot
Support for High Speed WICs (HWICs)
LAN Ports
Integrated Hardware-based Encryption
USB Ports (v1.1)
Console Port (Up to 115.2 Kbps)
Auxiliary Port (Up to 115.2 Kbps)
Cisco 1751/1760, 2600, and 2800 Product Comparison
Cisco 1751, 1760
Form Factor Desktop and 19"
Rack-mount
DRAM (default) 128 MB
DRAM (maximum) 128 MB (1751)
160 MB (1760)
Flash (default) 32 MB
Flash (maximum) 64 MB (1760)
Onboard DSP Slot 2
Onboard AIM Slot 0
Support for High Speed No
WICs (HWICs)
1 10/100
LAN Ports
Optional
Integrated Hardware-based
Encryption
Integrated Inline Power/ No
PoE Support
USB Ports No
Console Port (Up to 115.2 Kbps) 1
Auxiliary Port (Up to 115.2 Kbps) 1
Product Transition Matrix
Cisco 1721 Cisco 1841
Desktop Desktop (1 RU)
Plastic Metal
64 MB 128 MB
128 MB 384 MB
32 MB 32 MB
32 MB Up to 128 MB
External Internal
0 1
No Yes
1 10/100 2 10/100
Optional Yes
No 1
1 1
1 1
Cisco 2600 Cisco 2800
19" Rack-mount 19" and 23"
(Up to 2 RU) Rack-mount Options
256 MB 256 MB
256 MB 1 GB
Up to 32 MB 64 MB
Up to 128 MB Up to 256 MB
0 Up to 3
1 2
No Yes
Up to 2 10/100 2 10/100 or
10/100/1000
Optional Yes
No Yes
No Yes, up to 2
1 1
1 1
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