07-10-2017 11:20 AM - edited 03-05-2019 08:49 AM
Hello,
I'm looking into a problem with a vDSL wan connection. I have two vDSL connections that are bonded. The line speed for each line is looking good (100mbit down / 30mbit up). I would expect that the total bandwith would be 200mbit down and 60 up however the controller doesnt show this. And download speeds are not near the 200mbit i would expect:
show controllers vdsl 0/1/0
Controller VDSL 0/1/0 is UP
Daemon Status: UP
XTU-R (DS) XTU-C (US)
Chip Vendor ID: 'BDCM' 'BDCM'
Chip Vendor Specific: 0x0000 0xB11C
Chip Vendor Country: 0xB500 0xB500
Modem Vendor ID: 'CSCO' ' '
Modem Vendor Specific: 0x4602 0x0000
Modem Vendor Country: 0xB500 0x0000
Serial Number Near: 4331/K9 15.5(3)S5
Serial Number Far:
Modem Version Near: 15.5(3)S5
Modem Version Far: 0xb11c
Modem Status(L0): TC Sync (Showtime!)
Modem Status(L1): TC Sync (Showtime!)
DSL Config Mode: AUTO
Trained Mode(L0): G.993.2 (VDSL2) Profile 17a
Trained Mode(L1): G.993.2 (VDSL2) Profile 17a
TC Mode: PTM Bonded
Selftest Result: 0x00
DELT configuration: disabled
DELT state: not running
Number of Ports: 2
Port ID: 0 1
Link Status: UP UP
Aggr US Rate(kbps): 52902
Aggr DS Rate(kbps): 123373
Failed full inits: 0
Short inits: 0
Failed short inits: 0
Modem FW Version: 4.14L.04
Modem PHY Version: A2pvbF039p1.d26d
Line 0:
XTU-R (DS) XTU-C (US)
Trellis: ON ON
SRA: enabled enabled
SRA count: 1 1
Bit swap: enabled enabled
Bit swap count: 62 18
Line Attenuation: 17.3 dB 0.0 dB
Signal Attenuation: 0.0 dB 0.0 dB
Noise Margin: 11.1 dB 5.0 dB
Attainable Rate: 99634 kbits/s 29292 kbits/s
Actual Power: 14.5 dBm 8.3 dBm
Per Band Status: D1 D2 D3 U0 U1 U2 U3
Line Attenuation(dB): 12.1 26.4 38.3 4.4 21.2 31.6 N/A
Signal Attenuation(dB): 13.9 26.2 38.3 4.4 20.8 30.8 N/A
Noise Margin(dB): 11.3 10.9 11.2 5.6 4.9 4.9 N/A
Total FECC: 3115158365 23
Total ES: 14 0
Total SES: 14 0
Total LOSS: 4 0
Total UAS: 195759 195759
Total LPRS: 0 0
Total LOFS: 9 0
Total LOLS: 0 0
DS Channel1 DS Channel0 US Channel1 US Channel0
Speed (kbps): NA 80029 NA 28688
SRA Previous Speed: NA 61677 NA 26630
Previous Speed: NA 61677 NA 26630
Reed-Solomon EC: NA 18 NA 0
CRC Errors: NA 712 NA 0
Header Errors: NA 0 NA 0
Interleave (ms): NA 0.00 NA 0.00
Actual INP: NA 80.00 NA 77.00
Line 1:
XTU-R (DS) XTU-C (US)
Trellis: ON ON
SRA: enabled enabled
SRA count: 2 2
Bit swap: enabled enabled
Bit swap count: 60 23
Line Attenuation: 17.3 dB 0.0 dB
Signal Attenuation: 0.0 dB 0.0 dB
Noise Margin: 9.8 dB 4.9 dB
Attainable Rate: 95931 kbits/s 30073 kbits/s
Actual Power: 14.5 dBm 8.3 dBm
Per Band Status: D1 D2 D3 U0 U1 U2 U3
Line Attenuation(dB): 12.1 26.3 39.2 4.0 20.4 31.5 N/A
Signal Attenuation(dB): 13.9 26.1 39.2 4.0 20.0 30.6 N/A
Noise Margin(dB): 9.8 9.7 9.9 6.1 4.9 4.8 N/A
Total FECC: 759 0
Total ES: 4 0
Total SES: 4 0
Total LOSS: 1 0
Total UAS: 4171 4171
Total LPRS: 0 0
Total LOFS: 3 0
Total LOLS: 0 0
DS Channel1 DS Channel0 US Channel1 US Channel0
Speed (kbps): NA 80029 NA 29526
SRA Previous Speed: NA 61639 NA 26070
Previous Speed: NA 61639 NA 26070
Reed-Solomon EC: NA 33 NA 0
CRC Errors: NA 174 NA 0
Header Errors: NA 0 NA 0
Interleave (ms): NA 0.00 NA 0.00
Actual INP: NA 69.00 NA 75.00
Training Log : Stopped
Training Log Filename : flash:vdsllog.bin
===
Modem FW Version: 4.14L.04
Modem PHY Version: A2pvbF039p1.d26d
Did i miss something ? I coudnt find anything on the forums or in the Bug search tool. Has anyone seen this behavior before ?
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