营销描述

The Cisco multimode VDSL2 and ADSL2+ EHWIC (EHWIC-VA-DSL) provides 1-port multimode VDSL2 and ADSL2+ WAN connectivity. This HWIC provides high-speed digital data transmission between customer premises equipment (CPE) and the central office (DSL access multiplexer), usually located on the telephone company premises. This capability enables service providers and resellers to offer additional services such as business-class security; voice, video, and data and ferentiated classes of service (QoSs). These value-added features provide the mission-critical networking features that businesses expect.

主要卖点

• One RJ-11 VDSL2 interface
• Dying gasp
• IEEE 802.1q VLAN tagging
• Independent DSL firmware loading
• Support for double-ended line testing (DELT) diagnostics mode
• DSL forum TR-067 compliance
• Reach-extended ADSL2 Annex L for increased performance on loop lengths greater than 16,000 feet from central office
• Impulse noise protection (INP) and extended INP
• Downstream power back off (DPBO)
• Asynchronous transfer mode (ATM)