Datasheet

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PRODUCT SPECIFICATIONS
Table 7. Chassis Specifications
Cisco 2800 Series Cisco 2801 Cisco 2811 Cisco 2821 Cisco 2851
Product Architecture
DRAM
• Default: 128 MB
• Maximum: 384 MB
• Default: 256 MB
• Maximum: 768 MB
• Default: 256 MB
• Maximum: 1 GB
Compact Flash
• Default: 64 MB
• Maximum: 128MB
• Default: 64 MB
• Maximum: 256 MB
Fixed USB 1.1 Ports
1 2
Onboard LAN Ports
2-10/100 2-10/100/1000
Onboard AIM
(Internal) Slot
2
Interface Card Slots
• 4 slots; 2 slots support
HWIC, WIC, VIC, or
VWIC type modules
• 1 slot supports WIC,
VIC, or VWIC type
modules
• 1 slot supports VIC or
VWIC type modules
4 slots, each slot can support HWIC, WIC, VIC, or VWIC type modules
Network-Module Slot
No 1 slot, supports NM and
NME type modules
1 slot, supports NM, NME
and NME-X type modules
1 slot, supports NM, NME,
NME-X, NMD and NME-
XD type modules
Extension Voice
Module Slot
0 1
PVDM (DSP) Slots
on Motherboard
2 3
Integrated Hardware-
Based Encryption
Yes
VPN Hardware
Acceleration
(on Motherboard)
DES, 3DES, AES 128, AES 192, and AES 256
Optional Integrated
In-Line Power (PoE)
Yes, requires AC-IP power supply
Console Port
(up to 115.2 kbps)
1
Auxiliary Port
(up to 115.2 kbps)
1
Minimum Cisco IOS
Software Release
12.3(8)T
Rack Mounting
Yes, 19-inch Yes, 19- and 23-in. options
Wall Mounting
No Yes No No