CISCO1921-ADSL2/K9, Cisco 1921 Router, 256MB Flash/512MB DRAM/ADSL2+ HWIC

  • Brand: Cisco
  • Model: CISCO1921-ADSL2/K9
Rating:
90%
4.5/5.0
List Price: $2,177.23
41% OFF
$1,294.78
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    Overview

    Cisco CISCO1921-ADSL2/K9 Overview

    The Cisco CISCO1921-ADSL2/K9 is a modular enterprise router designed for secure branch connectivity over ADSL, supporting Ethernet, Fast Ethernet, and Gigabit Ethernet access. With integrated DSL modem hardware, it delivers up to 24 Mbps over ADSL2+ and runs Cisco IOS IP Base for robust routing, VPN, and firewall services. Dual Gigabit Ethernet LAN ports, expandable EHWIC slots, and advanced QoS features make this Cisco router ideal for SMEs and distributed enterprises needing reliable wired WAN access.

    Product Highlights

    24 Mbps
    ADSL2+
    2 x GE
    LAN Ports
    512 MB
    Router RAM

    Product Applications Scenarios

    Enterprise Network
    Provides secure wired WAN access with IPSec VPN and advanced routing, helping branch offices cut MPLS costs by up to 30% while maintaining reliable connectivity.
    Service Providers
    Ideal as a managed CPE router over ADSL2+, enabling ISPs to deliver business broadband with QoS and VPN, reducing onsite support visits by around 25%.
    Edge & IoT
    Acts as an ADSL edge gateway aggregating wired IoT endpoints, using VLANs and QoS to segment traffic and lower latency for critical monitoring applications.

    Product Features Comparison

      Cisco Cisco Cisco Cisco
    Model CISCO1921-ADSL2/K9, Cisco 1921 Router, 256MB Flash/512MB DRAM/ADSL2+ HWIC CISCO2921-SEC/K9, Cisco 2921 Router, Security Bundle/SEC license/PAK C921-4P CISCO3945/K9, Cisco 3945 Router, 3GE/4EHWIC/1GB DRAM
    Brand Cisco Cisco Cisco Cisco
    Routing Throughput n/a n/a Maximum Crypto Throughput: 150 Mbps n/a
    Interface Configuration 2 x 10Base-T/100Base-TX/1000Base-T RJ-45; 1 x console RJ-45; 1 x console mini-USB Type B; 1 x auxiliary serial; 1 x USB Type A; 1 x ADSL2+ RJ-11 Ethernet, Fast Ethernet, Gigabit Ethernet 2 ports Gigabit Ethernet (GE) WAN; 4-port GE managed switch LAN; RJ-45 console; USB 2.0 Type A; internal power 3 x 10Base-T/100Base-TX/1000Base-T RJ-45; 1 x console RJ-45; 1 x console mini-USB Type B; 1 x auxiliary serial RJ-45; 2 x USB 2.0 Type A; 2 x SFP (mini-GBIC)
    Supported Protocol Ethernet, Fast Ethernet, Gigabit Ethernet; L2TP, IPSec; OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR) Ethernet, Fast Ethernet, Gigabit Ethernet; OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing; IPSec RIPv1, RIPv2, GRE, MGRE, Cisco Express Forwarding, Spanning Tree, L2TP, L2TPv3, NAT, DHCP, OSPF, BGP, PfR, EIGRP, VRF Lite, NHRP, BFD, WCCP; IPv4 and IPv6 multicast Ethernet, Fast Ethernet, Gigabit Ethernet; IPSec, PPPoE, L2TPv3; OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR)
    VPN Capability Firewall protection, VPN support, IPSec, L2TP Firewall protection, VPN support, IPSec, Dynamic Multipoint VPN (DMVPN) Maximum Crypto Throughput 150 Mbps; IPsec, SSL VPN, Easy VPN, DMVPN, GET VPN, VRF-aware IPsec, IPsec over IPv6 Firewall protection, VPN support, MPLS support, DMVPN
    Integrated Features DSL modem; firewall protection; VPN support; MPLS, VLAN, Syslog, IPv6; CBWFQ, WRED, QoS; IEEE 802.1Q, 802.3ah, 802.1ag; Cisco IOS IP Base Firewall protection; VPN support; MPLS, Syslog, content filtering, IPv6; CBWFQ, WRED, DMVPN xDSL support, switch features, security features, QoS, management, high availability, Metro Ethernet, IPv6, AVC Firewall protection; VPN support; MPLS; Syslog; content filtering; IPv6; CBWFQ, WRED, QoS, DMVPN; Cisco IOS IP Base

    Optional Add-ons

    Model Number Description
    CISCO1921-ADSL2/K9 Cisco 1921 Integrated Services Router with built-in ADSL2+ HWIC for branch ADSL access
    VWIC3-1MFT-T1/E1 Cisco multi-flex T1/E1 WAN interface card for additional WAN connectivity on Cisco 1900 Series routers
    EHWIC-4ESG Cisco 4-port Gigabit Ethernet EHWIC switch module to expand LAN ports on Cisco 1921 router

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Cisco CISCO1921-ADSL2/K9 Specification

    Model
    CISCO1921-ADSL2/K9
    Brand
    Cisco
    Device Type
    Router
    Enclosure Type
    Desktop, modular, 1U
    Connectivity Technology
    Wired
    Data Link Protocol
    Ethernet, Fast Ethernet, Gigabit Ethernet
    Network / Transport Protocol
    L2TP, IPSec
    Routing Protocol
    OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM, static IPv4 routing, static IPv6 routing, policy-based routing (PBR)
    Remote Management Protocol
    SNMP, RMON
    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)
    Layer 2 Standards
    IEEE 802.1Q, IEEE 802.3ah, IEEE 802.1ag
    RAM
    512 MB (installed) / 512 MB (max)
    Flash Memory
    256 MB (installed) / 256 MB (max)
    Communications Type
    DSL modem
    Digital Signaling Protocol
    ADSL, ADSL2, ADSL2+
    DSL Protocols & Specifications
    ITU G.992.1 (G.DMT), ITU G.992.3 (G.DMT.bis), ITU G.992.5
    Max Transfer Rate
    24 Mbps
    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; WAN: 1 x ADSL2+, RJ-11
    Expansion Slots
    2 (total) / 1 (free) x EHWIC
    Power Device
    Power supply, internal
    Voltage Required
    AC 120/230 V (50/60 Hz)
    Width
    13.5 in
    Depth
    11.5 in
    Height
    1.7 in
    Regulatory Compliance
    VCCI, CISPR 22 Class A, CISPR 24, EN55024, EN55022 Class A, EN50082-1, AS/NZS 60950-1, ICES-003 Class A, CS-03, FCC CFR47 Part 15, EN300-386, UL 60950-1, IEC 60950-1, EN 60950-1, CSA C22.2 No. 60950-1
    OS Provided
    Cisco IOS IP Base
    Min Operating Temperature
    32 °F
    Max Operating Temperature
    104 °F
    Humidity Range Operating
    10% to 85%
    Weight
    5.41 kg

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    Quality Certifications

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    Q&A

    Questions & Answers

    What accessories are available for the Cisco 1921 ADSL2+ Bundle?

    Accessories include additional HWICs, memory upgrades, and compatible power supplies to enhance router functionality.

    How does the Cisco 1921 ADSL2+ Bundle compare to other similar products?

    The Cisco 1921 ADSL2+ Bundle offers competitive performance and features within the ISR 1900 series, providing a good mix of speed, reliability, and cost-efficiency.

    What makes the Cisco 1921 ADSL2+ Bundle suitable for small businesses?

    Its integrated ADSL2+ capabilities, flexible hardware options, and comprehensive support make it a robust solution for small business environments.

    Is router-switch.com a reliable distributor?

    Absolutely. As a multi-brand authorized distributor, router-switch.com is directly certified by leading technology manufacturers. We guarantee 100% genuine products, competitive pricing, and full manufacturer warranties and support.

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