Apparently, I'm on ADSL2+

/usr/sbin/adslctl: ADSL driver and PHY status
Status: ShowtimeRetrain Reason: 3
Channel: FAST, Upstream rate = 907 Kbps, Downstream rate = 5783 Kbps
Link Power State: L0
Mode:                   ADSL2+
Channel:                Fast
Trellis:                U:ON /D:ON
Line Status:            No Defect
Training Status:        Showtime
                Down            Up
SNR (dB):       3.6             6.0
Attn(dB):       50.0            27.2
Pwr(dBm):       6.0             12.8
Max(Kbps):      5352            940
Rate (Kbps):    5783            907

My ISP ran an ADSL2+ trial a while back, and told us we would have to upgrade package to get our connection permanently upgraded. Liez!