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Cisco 1900 Series Integrated Services Routers

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1921

1941

1941W

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Description Router - Gigabit Ethernet - desktop, rack-mountable Router - Gigabit Ethernet - desktop, rack-mountable Wireless router - Gigabit Ethernet - 802.11 a/b/g/n (draft 2.0) - desktop, rack-mountable
Product ID 1921 1941 1941W
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General      
Device Type Router Router Wireless router
Enclosure Type Desktop, rack-mountable - modular - 1U Desktop, rack-mountable - modular - 2U Desktop, rack-mountable - modular - 2U
Connectivity Technology Wired Wired Wireless, wired
Data Link Protocol Ethernet, Fast Ethernet, Gigabit Ethernet Ethernet, Fast Ethernet, Gigabit Ethernet Ethernet, Fast Ethernet, Gigabit Ethernet, IEEE 802.11b, IEEE 802.11a, IEEE 802.11g, IEEE 802.11n (draft 2.0)
Network / Transport Protocol IPSec, L2TPv3 IPSec, PPPoE, L2TPv3 IPSec, PPPoE, L2TPv3
Routing Protocol OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, static IP routing, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR), MPLS OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR), MPLS, Bidirectional Forwarding Detection (BFD), IPv4-to-IPv6 Multicast OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR), MPLS, Bidirectional Forwarding Detection (BFD), IPv4-to-IPv6 Multicast
Remote Management Protocol SNMP, RMON SNMP, RMON SNMP, RMON
Encryption Algorithm N/A SSL LEAP, MD5, TLS, PEAP, TKIP, WPA, WPA2
Authentication Method N/A N/A RADIUS, Extensible Authentication Protocol (EAP), EAP-FAST
Features Firewall protection, VPN support, MPLS support, VLAN support, Syslog support, IPv6 support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Quality of Service (QoS), Web Services Management Agent (WSMA), TR-069 Agent, NetFlow Firewall protection, VPN support, MPLS support, Syslog support, content filtering, IPv6 support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED), Dynamic Multipoint VPN (DMVPN), Web Services Management Agent (WSMA), NetFlow Firewall protection, hardware encryption, VPN support, MPLS support, Syslog support, IPv6 support, Class-Based Weighted Fair Queuing (CBWFQ), Weighted Random Early Detection (WRED)
Compliant Standards IEEE 802.1Q, IEEE 802.3ah, IEEE 802.1ah, IEEE 802.1ag IEEE 802.3, IEEE 802.1Q, IEEE 802.3af, IEEE 802.3ah, IEEE 802.1ah, IEEE 802.1ag, ANSI T1.101, ITU-T G.823, ITU-T G.824 IEEE 802.11b, IEEE 802.11a, IEEE 802.11g, IEEE 802.3ah, IEEE 802.1ah, IEEE 802.1ag, IEEE 802.11n (draft 2.0)
RAM 512 MB (installed) / 512 MB (max) 512 MB (installed) / 2 GB (max) 512 MB (installed) / 2 GB (max)
Flash Memory 256 MB (installed) / 256 MB (max) 256 MB (installed) / 8 GB (max) 256 MB (installed) / 8 GB (max)
Status Indicators N/A Link activity, power Link activity, power
Expansion / Connectivity      
Interfaces 2 x 10Base-T/100Base-TX/1000Base-T - RJ-45 ¦ Serial : 1 x console ¦ Management : 1 x console - mini-USB Type B ¦ Serial : 1 x auxiliary ¦ Hi-Speed USB : 1 x 4 pin USB Type A 2 x 10Base-T/100Base-TX/1000Base-T - RJ-45 ¦ Management : 1 x console - RJ-45 ¦ Management : 1 x console - mini-USB Type B ¦ Serial : 1 x auxiliary - RJ-45 ¦ USB : 2 x 4 pin USB Type A 2 x 10Base-T/100Base-TX/1000Base-T - RJ-45 ¦ Management : 1 x console - RJ-45 ¦ Management : 1 x console - mini-USB Type B ¦ Serial : 1 x auxiliary - RJ-45 ¦ USB : 2 x 4 pin USB Type A
Expansion Slot(s) 2 (total) / 2 (free) x EHWIC 2 (total) / 2 (free) x EHWIC ¦ 2 (total) / 1 (free) x CompactFlash Card ¦ 1 (total) / 1 (free) x ISM 2 (total) / 2 (free) x EHWIC ¦ 2 (total) / 1 (free) x CompactFlash Card
Antenna      
Antenna N/A N/A External detachable
Antenna Qty N/A N/A 3
Directivity N/A N/A Omni-directional
Gain Level N/A N/A 2 dBi
Power      
Power Consumption Operational 60 Watt N/A N/A
Power Device Power supply - internal Power supply - internal Power supply - internal
Voltage Required AC 120/230 V ( 50/60 Hz ) AC 120/230 V ( 50/60 Hz ) AC 120/230 V ( 50/60 Hz )
Miscellaneous      
Width 13.5 in 13.5 in 13.5 in
Depth 11.5 in 11.5 in 11.5 in
Height 1.7 in 3.5 in 3.5 in
Weight 11.9 lbs 11.9 lbs 12.8 lbs
Rack Mounting Kit Optional Included Included
Compliant Standards VCCI, CISPR 22 Class A, CISPR 24, EN 61000-3-2, EN55024, EN55022 Class A, EN50082-1, AS/NZS 60950-1, CAN/CSA-E60065-00, ICES-003 Class A, CS-03, FCC CFR47 Part 15, EN300-386, UL 60950-1, IEC 60950-1, EN 60950-1, BSMI CNS 13438, CSA C22.2 No. 60950-1, AS/NZS 3548 Class A CISPR 22 Class A, CISPR 24, EN55024, EN55022 Class A, EN50082-1, AS/NZS 60950-1, ICES-003 Class A, CS-03, R&TTE, FCC CFR47 Part 15, EN300-386, UL 60950-1, IEC 60950-1, EN 60950-1, BSMI CNS 13438, AS/NZS 3548 Class A, CAN/CSA C22.2 No. 60950-1, VCCI V-3, EN 61000, TIA/EIA/IS-968 CISPR 22 Class A, CISPR 24, EN55024, EN55022 Class A, EN50082-1, CAN/CSA-E60065-00, ICES-003 Class A, CS-03, AS/NZS 3548, FCC CFR47 Part 15, EN300-386, UL 60950-1, IEC 60950-1, EN 60950-1, CSA C22.2 No. 60065, BSMI CNS 13438
Software / System Requirements      
OS Provided Cisco IOS Security Cisco IOS IP Base Cisco IOS IP Base
Manufacturer Warranty      
Service & Support 1 year warranty 1 year warranty 1 year warranty
Service & Support Details Limited warranty - advance parts replacement - 1 year - response time: 10 days Limited warranty - 1 year Limited warranty - 1 year
Environmental Parameters      
Min Operating Temperature 32 °F 32 °F 32 °F
Max Operating Temperature 104 °F 104 °F 104 °F
Humidity Range Operating 10 - 85% 10 - 85% 10 - 85%