CISCO 2900 SERIES Gigabit Router CISCO 2911/k9 CISCO 2951 Enterprise Class
Light gray: 2911 no panel/512M memory/256MCF card
Dark gray: 2911 has panel/512M memory/256MCF card
Gray: 2911 has panel/512M memory/512MCF card
Silver: 2911 has panel/1.5G memory/512MCF card
Black: 2951 router single power supply 2G memory 256MCF card
Red: 3925 router single power supply 2G memory 256MCF card
Wine red: 3925 router dual power supply2G memory 256MCF card
Yellow: 2921 router single power supply 2G memory 512MCF card
Army green: 2921 router single power 512 memory/256CF card
Basic parameters
Router typeMulti-service router
Network protocolIPv4, IPv6, static routing, IGMPv3, PIM SM, DVMRP, IPSec
Transmission rate10/100/1000Mbps
Port structureModular
WAN interface1 piece
LAN interface3
Other ports2 external USB flash memory slots
1 USB console port
1 serial console port
1 serial auxiliary port
Expansion module1 server module slot number + 4 EHWIC slots + 2 double-width EHWIC slots(Using double-width EHWIC slots will occupy two EHWIC slots)+1 ISM slot + 2 onboard DSP(PVDM)Slot
Function parameter
FirewallBuilt-in firewall
Qos supportstand by
VPN supportstand by
Other parameters
Product memoryDRAM memory: 512MB, up to 2GB
FLASH memory: 256MB
voltageAC 100-240V, 47-63Hz
certified productUL 60950-1, CAN/CSA C22.2 No. 60950-1, EN 60950-1, AS/NZS 60950-1, IEC 60950-1
Product Size44.5×438.2×304.9mm
product weight9.5kg(Full configuration)
Environmental standardsWorking temperature: 0-40℃
Working humidity: 10%-85%RH
Storage temperature: -40-70℃
Storage humidity: 5%-95%RH
Other propertiesHardware-based embedded cryptographic acceleration(IPSec+SSL)