کارت سیسکو مدل EHWIC-VA-DSL-A

مشخصات فنی کارت سیسکو مدل EHWIC-VA-DSL-A  عبارتست از :

Detail: Cisco 1900/2900/3900 Router EHWIC WAN Card EHWIC-VA-DSL-A

Broadcom chipset

One RJ-11 VDSL2 interface

Dying gasp

IEEE 802.1q VLAN tagging

Independent DSL firmware loading

:VDSL2

ITU G.993.2 (VDSL2)

997 and 998 band plans

VDSL2 profiles: 8a, 8b, 8c, 8d, 12a, 12b, and 17a

U0 band support (25 to 276 kHz)

Ethernet packet transfer mode (PTM) based only on IEEE 802.3ah 64/65 octet encapsulation

Support for double-ended line testing (DELT) diagnostics mode

DSL Forum TR-067 compliance

Support for downstream speeds up to 100 Mbps in Ethernet PTM and up to 50 Mbps upstream

:+ ADSL2/2

ADSL over POTS with Annex A and Annex B ITU G. 992.1 (ADSL), G.992.3 (ADSL2), and G.992.5 (ADSL2+)

ADSL over POTS with Annex M (extended upstream bandwidth) G.992.3 (ADSL2) and G.992.5 (ADSL2+)

Cisco Multimode VDSL2 and ADSL2/2+ EHWIC (EHWIC-VA-DSL-M) is optimized for power spectrum density (PSD) mask EU-64 M9

Cisco Multimode VDSL2 and ADSL2/2+ EHWIC (EHWIC-VA-DSL-M) supports UK Annex M

G.994.1 ITU G.hs

Reach-extended ADSL2 (G.922.3) Annex L for increased performance on loop lengths greater than 16,000 feet from central office

T1.413 ANSI ADSL DMT issue 2 compliance

DSL Forum TR-067, and TR-100 conformity

Impulse noise protection (INP) and extended INP

Downstream power backoff (DPBO)

Asynchronous transfer mode (ATM) only