![](/images/new-backgrounds/1179718/179718653x1.webp)
VDSL Parameters Accepted Values
Parameter | Accepted Values |
Bit[0]: NTR_DISABLE | |
| Bit[1]: ALW_MARGIN_ADJUST. |
| 1: the SNR margin for the optional band is reduced by up to 2.5 |
| dB, but never below a minimum of 4 dB. |
| Bit[2]: SUPPORT_INI |
| Bit[4]: TLAN Enable |
| Bit[5]: PBO Weak mode Enable (Applicable only when PBO |
| Bit[3]=0. |
| Bit[6]: ADSL_SAFE_MODE Enable |
| Bit[7]: TLAN_SAFE_MODE Enable (Applicable only when TLAN |
| Enable Bit[4] is set. If TLAN_SAFE_MODE not set, line will |
| attempt to retrain at higher rates, but less stable line) |
BP1_998_3 (0x00) | |
| BP2_998_3 (0x01) |
| BP998_3B_8_5M (0x01) |
| BP3_998_4 (0x02) |
| BP998_4B_12M (0x02) |
| BP4_997_3 (0x03) |
| BP997_3B_7_1M (0x03) |
| BP5_997_3 (0x04) |
| BP6_997_4 (0x05) |
| BP997_4B_7_1M (0x05) |
| BP7_MXU_3 (0x06) |
| FLEX_3B_8_5M (0x06) |
| BP8_MXU_2 (0x07) |
| BP9_998_2 (0x08) |
| BP10_998_2 (0x09) |
| BP998_2B_3_8M (0x09) |
| BP11_998_2 (0x0A) |
| BP12_998_2 (0x0B) |
| BP13_MXU_3 (0x0C) |
| BP14_MXU_3 (0x0D) |
| BP15_MXU_3 (0x0E) |
BP16_997_4B_4P (0x0F)
BP17_998_138_4400 (0x10)
BP18_997_138_4400(0x11)
BP19_997_32_4400(0x12)
BP20_998_138_4400_opBand (0x15)
BP21_997_138_4400_opBand (0x16)
BP22_998_138_4400_opBand(0x16)
BP23_998_138_16000 (0x17)
BP24_998_3B_8KHZ (0x18)
BP25_998_138_17600 (0x19)
BP26_CH1_3 (0x1A)
BP27_CH1_4 (0x1B)