Broadcom Chipset   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 (25-276 kHz)   Ethernet PTM mode only based on IEEE 802.3ah 64/65 octet encapsulation  DELT Diagnostics Mode ADSL2/2+   ADSL over basic teleservice with Annex A and Annex B ITU G. 992.1 (ADSL), G.992.3 (ADSL2), and G.992.5 (ADSL2+)   ADSL over basic teleservice with Annex M (extended upstream bandwidth) G.992.3 (ADSL2) and G.992.5 (ADSL2+)   Cisco 887VA-M is optimized for PSD Mask EU-64 M9.   Cisco 887VA-M supports UK Annex M.   G.994.1 ITU Ghs   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 conformity   Inpulse Noise Protection (INP) and extended INP   Downstream Power Back-Off (DPBO)   ATM mode only | 
