Quick tech specs
- Speed
- HWIC
- refurbished
- 1841 ADSL2
- 1921 4-pair
- 19XX
- 29XX
- 39XX
- DSL modem
- 24 Mbps
- for Cisco 1841 3G
- 18XX
- 1921 ADSL2+
- 28XX
- 38XX
Know your gear
Cisco integrated services routers offer a wide variety of WAN connectivity modules to accommodate the range of application needs in customer networks. The Cisco ADSL2 and ADSL2+ high-speed WAN interface cards (HWICs) deliver business-class asymmetric DSL (ADSL) services for customers ranging from small-to-medium sized businesses to enterprise branch offices. The 2-port HWIC card has an ISDN BRI backup port in addition to the ADSL port.