CISCO 2900 Series, 2921, 


Total Onboard WAN 10/100/1000 Ports= 3
RJ-45-Based Ports=3
Service Module Slots=1
EHWIC Slots= 4
Double-Wide EHWIC Slots (use of a double-wide EHWIC slot will consume two EHWIC slots)=2
ISM Slots=1
Onboard DSP (PVDM) Slots =2
Power-Supply Options=AC, PoE, and DC
RPS Support (External)=Cisco RPS 2300
AC Input Voltage=100 to 240 VAC auto ranging
ypical Power (No Modules) (Watts)=50
Maximum Power with AC Power Supply (Watts)=210
Maximum Power with PoE Power Supply (Platform Only) (Watts)=250

Maximum Power with DC-PoE

Power Supply (Platform Only)

(Watts) = 140

Maximum End-Point PoE Power

Available from AC PoE Power

Supply (Watts)= 200


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