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CISCO IOS MEMORY REQUIREMENTS
Cisco 2800 Series
47
Feature Sets Software Image Flash Memory DRAM Memory
IP Base c2801-ipbase-mz 64 MB 128 MB
IP Voice c2801-ipvoice-mz 64 MB 128 MB
Enterprise Base c2801-entbase-mz 64 MB 128 MB
Advanced Security c2801-advsecurityk9-mz 64 MB 128 MB
SP Services c2801-spservicesk9-mz 64 MB 128 MB
Enterprise Services c2801-entservicesk9-mz 64 MB 128 MB
Advanced IP Services c2801-advipservicesk9-mz 64 MB 128 MB
Advanced Enterprise Services c2801-adventerprisek9-mz 64 MB 128 MB
Cisco IOS Software Release 12.3T Memory Recommendations for Cisco 2811, 2821, and 2851 Routers
Feature Sets Software Image Flash Memory DRAM Memory
IP Base c2800nm-ipbase-mz 64 MB 256 MB
IP Voice c2800nm-ipvoice-mz 64 MB 256 MB
Enterprise Base c2800nm-entbase-mz 64 MB 256 MB
Advanced Security c2800nm-advsecurityk9-mz 64 MB 256 MB
SP Services c2800nm-spservicesk9-mz 64 MB 256 MB
Enterprise Services c2800nm-entservicesk9-mz 64 MB 256 MB
Advanced IP Services c2800nm-advipservicesk9-mz 64 MB 256 MB
Advanced Enterprise Services c2800nm-adventerprisek9-mz 64 MB 256 MB
Advanced Enterprise Services with
SNA Switching
c2800nm-adventerprisek9_na-mz 64 MB 256 MB
Int. voice/video GK, IPIP GW, TDMIP GW c2800nm-ipvoice_ivs-mz 64 MB 256 MB
Int. voice/video GK, IPIP GW, TDMIP
GW AES
c2800nm-adventerprisek9_ivs-mz 64 MB 256 MB
Cisco IOS Software Release 12.3T Memory Recommendations for Cisco 2801 Routers
SERIES SPECIFICATIONS continued
Cisco 2800 Series
46
Maximum 10/100 Switch Ports with Inline Power
Cisco 2801 16
Cisco 2811 24
Cisco 2821 24
Cisco 2851 44
Maximum Inline Power Distribution
Cisco 2801 120W
Cisco 2811 160W
Cisco 2821 240W
Cisco 2851 360W
Maximum 1 GB ports 3, including HWIC (not supported on 2801)
Maximum Token Ring Ports 0
Maximum High-speed Serial
(up to 2 Mbps)
12
Maximum Low-speed Serial
(up to 2 Mbps)
24 synchronous, 40 asynchronous
Maximum Integrated Modems 24 analog
Maximum ISDN BRI Ports 20
Maximum ISDN PRI Ports 2
Integrated RPS Connector
Cisco 2801 No
Cisco 2811, Cisco 2821, Cisco 2851 Yes; use Cisco RPS-675 Redundant Power System
Minimum Cisco IOS Software Release
Cisco 2801 12.3(8)T4
Cisco 2811 12.3(8)T4
Cisco 2821 12.3(8)T4
Cisco 2851 12.3(8)T4