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Author Topic: zyxel VMG 8924-B10A firmware update possible fault with vectoring ?  (Read 3604 times)

central scrutiniser

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I have now taken possession of one of the units and so far it has proved very good.I had to stop it timing out after 5 mins, and had a bit of greif with the firewall but now all sorted.I have upgraded the firmware to the latest version aal13  just having a look around the xdl file and I notice that vectoring is showing as disable / disabled ? pretty sure this had some numbers after it on the previous version aal 7


============================================================================
    VDSL Training Status:   Showtime
                    Mode:   VDSL2 Annex B
            VDSL Profile:   Profile 17a
                G.Vector:   Disable
            Traffic Type:   PTM Mode
             Link Uptime:   0 day: 0 hour: 46 minutes
============================================================================
       VDSL Port Details       Upstream         Downstream
               Line Rate:     19.062 Mbps       79.998 Mbps
    Actual Net Data Rate:     19.000 Mbps       79.999 Mbps
          Trellis Coding:         ON                ON
              SNR Margin:       15.6 dB            9.4 dB
            Actual Delay:          0 ms              0 ms
          Transmit Power:      - 5.7 dBm          13.4 dBm
           Receive Power:      -20.7 dBm           0.0 dBm
              Actual INP:        0.0 symbols      52.0 symbols
       Total Attenuation:       14.9 dB           13.3 dB
Attainable Net Data Rate:     26.841 Mbps       94.810 Mbps
============================================================================
      VDSL Band Status    U0      U1      U2      U3      D1      D2      D3
  Line Attenuation(dB): 14.9    13.6    15.4     N/A    11.1    15.6    22.5   
Signal Attenuation(dB): 14.9    14.1    15.0     N/A    11.2    15.6    22.5   
        SNR Margin(dB): 15.4    15.5    15.6     N/A     9.4     9.5     9.5   
   Transmit Power(dBm):-19.5   -31.1   - 6.0     N/A    10.3     7.8     7.0   
============================================================================

Does this indicate that it is disabled, it needs enabling, or is now deemed not necessary ? if I am to enable it some where, could someone please guide me as to where do I do it from ?, the line speed has dropped a few meg btw line stats now show max dwn  at 74 previous 79 however upload has increased from  14 to 17

Regards

Ron
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kitz

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Re: zyxel VMG 8924-B10A firmware update possible fault with vectoring ?
« Reply #1 on: February 23, 2016, 08:33:56 PM »

Its possibly auto disabled as the DSLAMs dont currently support vectoring.

Im still using aakl 6b1  f/w version and status isnt even shown

Code: [Select]
============================================================================
    VDSL Training Status:   Showtime
                    Mode:   VDSL2 Annex B
            VDSL Profile:   Profile 17a
            Traffic Type:   PTM Mode
             Link Uptime:   4 days: 22 hours: 14 minutes
============================================================================
       VDSL Port Details       Upstream         Downstream
               Line Rate:     20.202 Mbps       80.103 Mbps
    Actual Net Data Rate:     20.000 Mbps       79.987 Mbps
          Trellis Coding:         ON                ON
              SNR Margin:       13.0 dB            6.9 dB
            Actual Delay:          0 ms              0 ms
          Transmit Power:        5.4 dBm          14.3 dBm
           Receive Power:       -6.2 dBm           1.6 dBm
              Actual INP:        0.0 symbols       0.0 symbols
       Total Attenuation:       11.6 dB           12.5 dB
Attainable Net Data Rate:     31.484 Mbps       83.900 Mbps
============================================================================
      VDSL Band Status    U0      U1      U2      U3      D1      D2      D3
  Line Attenuation(dB):  0.5    17.1    26.3     N/A    10.5    23.1    36.3   
Signal Attenuation(dB):  0.3    17.0    26.2     N/A    10.3    22.9    36.3   
        SNR Margin(dB): 14.4    13.1    12.9     N/A     6.9     6.9     6.9   
   Transmit Power(dBm):- 6.1   -27.8     5.1     N/A    11.9     7.3     7.4   
============================================================================

I havent checked but they may possibly be something under adsl --configure which is where all the other stuff like sra is.
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central scrutiniser

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Re: zyxel VMG 8924-B10A firmware update possible fault with vectoring ?
« Reply #2 on: February 23, 2016, 11:04:18 PM »

Its possibly auto disabled as the DSLAMs dont currently support vectoring.

Im still using aakl 6b1  f/w version and status isnt even shown

Code: [Select]
============================================================================
    VDSL Training Status:   Showtime
                    Mode:   VDSL2 Annex B
            VDSL Profile:   Profile 17a
            Traffic Type:   PTM Mode
             Link Uptime:   4 days: 22 hours: 14 minutes
============================================================================
       VDSL Port Details       Upstream         Downstream
               Line Rate:     20.202 Mbps       80.103 Mbps
    Actual Net Data Rate:     20.000 Mbps       79.987 Mbps
          Trellis Coding:         ON                ON
              SNR Margin:       13.0 dB            6.9 dB
            Actual Delay:          0 ms              0 ms
          Transmit Power:        5.4 dBm          14.3 dBm
           Receive Power:       -6.2 dBm           1.6 dBm
              Actual INP:        0.0 symbols       0.0 symbols
       Total Attenuation:       11.6 dB           12.5 dB
Attainable Net Data Rate:     31.484 Mbps       83.900 Mbps
============================================================================
      VDSL Band Status    U0      U1      U2      U3      D1      D2      D3
  Line Attenuation(dB):  0.5    17.1    26.3     N/A    10.5    23.1    36.3   
Signal Attenuation(dB):  0.3    17.0    26.2     N/A    10.3    22.9    36.3   
        SNR Margin(dB): 14.4    13.1    12.9     N/A     6.9     6.9     6.9   
   Transmit Power(dBm):- 6.1   -27.8     5.1     N/A    11.9     7.3     7.4   
============================================================================

I havent checked but they may possibly be something under adsl --configure which is where all the other stuff like sra is.





Thanks kitz, in this version of the firmware it's under network settings >broadband> advanced    PhyR  US   disabled   PhyR  DS enabled.
Obviously in anticipation of vectoring being implemented.
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kitz

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Re: zyxel VMG 8924-B10A firmware update possible fault with vectoring ?
« Reply #3 on: February 23, 2016, 11:41:05 PM »

I dont recall see anything in my web GUI that says anything about g.vector / G.993.5 although the router is supposed to support it.

I know there is PhyR  & SRA from within the GUI, but the former is more to do with broadcoms proprietary version of g.INP. 

Sorry, When I said it may be under something like adsl --configure, I meant via the telnet CLI, which is where I hadnt checked. 
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