Cisco CISCO1841-ADSL-DG Router

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Cisco CISCO1841-ADSL-DG Router

Cisco CISCO1841-ADSL-DG Router Overview



Device Type
Form Factor
Height (Rack Units)


Form factor
Connectivity technology
Data link protocol
Ethernet, Fast Ethernet
Transport protocol
Remote management protocol
VPN support, VLAN support, 128-bit encryption, 256-bit encryption, Firewall protection, Hardware encryption, Intrusion Prevention System (IPS)


128 MB (installed) / 384 MB (max) - SDRAM
Flash Memory
32 MB (installed) / 128 MB (max)
Memory / RAM
128 MB 384 MB SDRAM
Memory / Flash
32 MB 128 MB


DSL modem
Digital signaling protocol

Expansion / Connectivity

Expansion Slot(s) Total (Free)
2 Memory, 1 CompactFlash Card, 1 AIM, 2 HWIC
Expansion Slots Total (Free)
2 Memory, 1 CompactFlash Card, 1 AIM, 2 HWIC
2 x Network - Ethernet 10Base-T/100Base-TX - RJ-45, 1 x USB, 1 x Management - Console, 1 x Network - Auxiliary, 1 x Modem - ADSL
Compatible Slots
Port(s) Total (Free) / Connector Type
2 Network Ethernet 10Base-T/100Base-TX:RJ-45, 1 USB, 1 Management Console:, 1 Network Auxiliary:, 1 Modem ADSL:


Compliant Standards
CSA, CS-03, CTR 21, EN55024, CISPR 24, EN 60950, UL 60950, EN50082-1, EN 61000-3-2, EN 61000-3-3, IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4, IEC 61000-4-5, IEC 61000-4-6, IEC 61000-4-11, EN55022 Class A, CISPR 22 Class A
Encryption Algorithm
AES, DES, Triple DES


Power Supply / Device
Power supply Internal
Power Device
Power supply - Internal
Voltage Required
AC 120/230 V

Expansion / Port(s) Required

Slot(s) Required


Modem Type
DSL modem

Environmental Parameters

Min operating temperature
32 °F
Max operating temperature
104 °F
Operating humidity range
10 - 85%


Express Computer Systems state-of-the-art engineering lab and certified technicians will make sure that your Cisco CISCO1841-ADSL-DG Router is tested rigorously and in perfect working condition. To back it up, we carry a 100% Satisfaction Guarantee on all of our used and refurbished gear, in addition to one of the industries best warranties.

Shipping Policy

We stock all of our products. Items are fully tested and professionally packaged to ensure functionality on arrival.

The CISCO1841-ADSL-DG will ship the same day if the order is received with sufficient testing and packaging time.

*Alaska and Hawaii customers, please contact us for a shipping quote.

Shipping Methods

We ship via Fedex. Next Day and expedited shipping services are available. Please contact us for a quote to upgrade shipping.

We can also ship via UPS or FedEx on your account number. Other freight and carrier services are available, please contact us at to make arrangements.

Pickup & Delivery

Local customers may also arrange for pickup or delivery of items.

Net Terms

Approved Educational, Government, and Corporate customers may submit a purchase order to purchase the CISCO1841-ADSL-DG.

Please contact us and we will FAX or Email you a credit application.

Finance & Leasing Options

We have solutions to help you finance your purchase. Please contact us at to learn more about our finance and leasing options.

Credit Card

To pay via credit card, please call us at (800) 327-0730


FAX your card type, card number, expiration date, name as it appears on the card, complete billing address including apartment number, zip code and phone number to us at (800) 327-0730.

Wire Transfer

International buyers must pay via Wire Transfer.

Please email us at to purchase this product with a wire transfer.


Business and Personal Checks must clear prior to shipment.