2 2 Locked SC-QAM Upstream 28000000 Hz 6400000 Hz 47.0 dBmV. Upstream Bonded Channels Lock Status Modulation Channel ID Symbol Rate (Ksym/sec) Frequency (Hz) Power (dBmV) Locked ATDMA 2 5120 Ksym/sec 61800000 Hz 41.0 dBmV Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV Not Locked Unknown … Hello, As the subject references, my modem indicates that it is only locking onto one upstream channel. During certain times of the day I'm seeing it much lower. Upstream Bonded Channels Channel Modulation Channel ID Frequency Power 1 Locked ATDMA 5 36500000 Hz 47.0 dBmV 2 Locked ATDMA 6 30100000 Hz 47.5 dBmV 3 Locked ATDMA 7 23700000 Hz 47.0 dBmV 4 Locked ATDMA 8 17300000 Hz 47.5 dBmV 5 Not Locked Unknown 0 0 Hz 0.0 dBmV 6 Not Locked Unknown 0 0 Hz 0.0 dBmV 7 Not Locked … In the Downstream Bonded Channels section, identify the Modulation and Power to find verify SNR levels are within the acceptable range for each downstream channel. Upstream Bonded Channels Channel Lock Status Modulation Channel ID Frequency Power 1 Locked ATDMA 1 35800000 Hz 49.0 dBmV 2 Locked ATDMA 2 29400000 Hz 49.0 dBmV 3 Locked ATDMA 3 23000000 Hz 48.8 dBmV 4 Locked ATDMA 4 16600000 Hz 48.5 dBmV 5 Not Locked Unknown 0 0 Hz 0.0 dBmV 6 Not Locked Unknown 0 0 Hz 0.0 dBmV 7 Not Locked Unknown 0 0 Hz 0.0 dBmV 8 Not Locked … Downstream is OK Upstream is either very bad or non existent. Interestingly, if we use 2 1GHz splitters, it will lock … However, I am having an issue with downstream channel bonding. Apart from the usual peak hour congession impacting speed which i've faced since I was conneced years ago, i'm noticing any time of the day the internet crawls to a stop quite frequenly to the point where even google struggles … If QAM256 and DPL( -6 dBmV to +15 dBmV) SNR should be 30 dB or greater. No. In respect to this, what is a bonded upstream channel connection? Upstream Bonded Channels Channel Lock Status US Channel Type Channel ID Symbol Rate Frequency Power 1 Locked ATDMA 13 5120 Ksym/sec 19300000 Hz 40.3 dBmV 2 Locked ATDMA 14 5120 Ksym/sec 25700000 Hz 41.5 dBmV 3 Locked ATDMA 15 5120 Ksym/sec 32300000 Hz 41.8 dBmV 4 Locked … Enter the new start … This is an important consideration since your cable service is not a dedicated connection, i.e., you share signal with other subscribers from a cable modem termination system ( … I'm not … Specification Min Max; Gateways and EMTAs-7dBmV +7dBmV: Downstream Signal to Noise Ratio: 35dB-Upstream Power Level +35dBmV +50dBmV . 3 3 Locked SC-QAM Upstream … Upstream Bonded Channels Lock Status Modulation Channel ID Symbol Rate Frequency Power Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV. Regarding resolution of the issue I'm having, Arris points to this minimum requirement and Comcast points to the signal levels as meeting Comcast's specification which leaves me still pointing to the green DOCSIS 3.0 upstream … If your device's upstream … In fact, my speed tests had never been so high since I started service. 1 1 Locked SC-QAM Upstream 35000000 Hz 6400000 Hz 47.0 dBmV. I'm getting what I am paying for. 24 Locked 38.6 43 0. When the modem was new, it was always bonded to 4 channels, and it started only bonding … Acceptable SNR Levels (dB): If QAM64, SNR should be 23.5 dB or greater. ( 21m 50s ) William: Upstream Bonded Channels. The current levels provided by Comcast are 38 - 42 across the 4-upstream channels. Upstream Bonded Channels Channel Channel ID Lock Status US Channel Type Frequency Width Power 1 2 Locked SC-QAM Upstream 30400000 Hz 6400000 Hz 44.0 dBmV 2 1 Locked SC-QAM Upstream 36800000 Hz 6400000 Hz 43.0 dBmV 3 3 Locked SC-QAM Upstream 24000000 Hz 6400000 Hz 44.0 dBmV 4 4 Locked SC-QAM Upstream … Acceptable Upstream Power Levels (dBmV): Upstream Transmit Power Level: Channel: US Channel … Startup Procedure Procedure Status Comment Acquire Downstream Channel 243000000 Hz Locked Connectivity State OK Operational Boot State Configuration File OK Security Disabled Disabled Configure DS & US Channel Add Downstream Frequency NOTE:Set value to "0" will clean the scan List Hz Set Upstream Channel ID (UCID) Downstream Bonded Channels Channel Lock Status Modulation Channel … With this last plan change my modem is showing it has 6 unlocked channels, which I haven't noticed as being "Not Locked" before. Startup Procedure Aquired Downstream Status Completed Upstream Ranging Status Completed Docsis DHCP Status Completed Docsis TFTP Status Completed Docsis TOD Status Completed Security Status Enabled / BPI+ Downstream Bonded Channels Channel Lock Status Modulation Frequency Power SNR 1 Locked QAM256 234000000 Hz -4.4 dBmV 39.1 dBmV 2 Locked QAM256 178000000 Hz -3.8 dBmV 39.7 dBmV 3 Locked … Upstream data from the subscriber comes through the upstream ports (US0-US19) that are automatically configured on the cable interface line card. Upstream Bonded Channels (Partial Service) New Post - Tech Support. ... Upstream power level limits depend on the number of upstream channels locked. So, I cancelled my technician visit appointment; no one ever called to say that they “tried something.” Well, I … Upstream Bonded Channels Channel Lock Status US Channel Type Channel ID Symbol Rate Frequency Power 1 Locked ATDMA 67 5120 Ksym/sec 30600000 Hz 57.0 dBmV. On averaging it's usually about about 300 mbps-310mbps. Getting very peed off with this now. Is the ISP throttling my internet? Downstream Bonded Channels Channel Lock Status Modulation Channel ID Frequency Power SNR Corrected Uncorrectables 1 Locked QAM256 25 615000000 Hz 2.3 dBmV 39.6 dB 0 0 2 Locked QAM256 17 567000000 Hz 1.7 dBmV 39.7 dB 0 0 3 Locked QAM256 18 573000000 Hz 1.6 dBmV 39.6 dB 0 0 4 Locked QAM256 19 579000000 Hz 2.0 dBmV 39.7 dB 0 0 5 Locked QAM256 20 585000000 Hz 2.4 dBmV 39.8 dB 0 0 6 Locked … Downstream Power Levels. My SNR and power levels are all well within acceptable ranges and I bond to all 4 channels upstream. Upstream bonded channels Channel Channel Type T1 Timeouts T2 Timeouts T3 Timeouts T4 Timeouts 1 ATDMA 0 0 0 … Re: Upstream channel 0 Hz not locked If it's just 1 channel that says that, you're probably fine. Current setup: - Netgear CM500 modem - Google WiFi (1 primary, 2 non-primary points) - Performance Pro Internet plan (200 down / 5 up) - 20+ devices - … For some networks, the power limits for 3 to 4 channels are 35 to 51 dBmV. I'm seeing ~340 mbps max download speeds when doing a controlled test from my laptop wired directly into the modem. Upstream Bonded Channels Channel Channel ID Lock Status US Channel Type Frequency Width Power 1 14 Locked SC-QAM 30500000 Hz 6400000 Hz 26.0 dBmV 2 13 Locked SC-QAM 25500000 Hz 3200000 Hz 24.8 dBmV 3 15 Locked SC-QAM 37000000 Hz 6400000 Hz 27.5 dBmV Current System Time: Sun Dec 24 … Upstream bonded channels Channel Frequency (Hz) Power (dBmV) Symbol Rate (ksps) Modulation Channel ID 1 39400000 4.725 5120 64 qam 44 2 53700000 4.85 5120 64 qam 42. … Ideal levels are approximately 40 to 50 dBmV for single channels, 37 to 48 dBmV each for 2 to 4 channels. The Upstream Channel Bonding feature is supported on the Cisco uBR10012 router in Cisco IOS Release 12.2(33)SCC and later. Cable Modems-10dBmV +10dBmV: Gateways-7dBmV +7dBmV . Here: Frequency start Value: This field below allows you to modify the frequency the cable modem start with its scan during initialization and registration. The modem used to bond to all 4 channels, now it only bonds to 2 channels. We are doing testing for 8x4 Channel Bonding, and are seeing an unusual phenomenon. Internet bonding … Upstream Bonded Channels; Channel Lock Status US Channel Type Channel ID Symbol Rate Frequency Power; 1: Locked: ATDMA: 3: 5120 Ksym/sec: 36100000 Hz: 43.5 dBmV: 2: Locked: TDMA and ATDMA: 1: 2560 Ksym/sec: 23300000 Hz: 39.0 dBmV: 3: Locked: ATDMA: 2: 5120 Ksym/sec: 29600000 Hz: 41.0 dBmV: 4: Not Locked: Unknown: 0: 0 Ksym/sec: 0 Hz : 0.0 dBmV: Is it normal that only 3 of the 4 upstream … Those 3.0 channels max out around 38mbps throughput each. In the Upstream … However, D3 can use multiple down or up channels simultaneously—channel bonding—to maintain maximum possible speed. Groundbreaking Device Fixes Slow WiFi And Exposes Greedy Internet Service Providers Viral 24/7 And not locked, unknown means those channels are not being used. Channel Channel ID Lock Status US Channel Type Frequency Width Power. Not Locked: N/A: Unknown: 0 Ksym/sec: 0 Hz: 0.0 dBmV: 6: Not Locked: N/A: Unknown: 0 Ksym/sec: 0 Hz: 0.0 dBmV: 7: Not Locked: N/A: Unknown: 0 Ksym/sec: 0 Hz: 0.0 dBmV: 8: Not Locked: N/A: Unknown: 0 Ksym/sec : 0 Hz: 0.0 dBmV: I didn't grab the upstream information like I thought I did right after the reboot but channels … Enhanced upstream data rates: 3.0: 2006: 1.2 Gbit/s: 200 Mbit/s: Significantly increased downstream/upstream data rates, introduced support for IPv6, introduced channel bonding: 3.1: 2013: 10 Gbit/s: 1–2 Gbit/s: Significantly increased downstream/upstream data rates, restructured channel specifications: … If QAM256 and DPL(-15 dBmV to -6 dBmV) SNR should be 33 dB or greater. I checked my modem page on my CM1000 and I'm not seeing any OFDM channels locked. So if the modem is using this schema and … In the Upstream Bonded Channels section, identify the number of Channels, Type, Symbolic Rate to find verify Upstream Power levels are within the acceptable range for each upstream channel. Upstream Bonded Channels Lock Status Modulation Channel ID Symbol Rate Frequency Power Locked ATDMA 3 5120 Ksym/sec 49000000 Hz 37.0 dBmV Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV Not Locked Unknown 0 0 Ksym/sec 0 Hz 0.0 dBmV Upstream Bonded Channels: Channel: Lock Status: US Channel Type: Channel ID: Symbol Rate: Frequency: Power: 1: Not Locked: Unknown: 0: 0 … Upstream power level limits depend on the number of upstream channels locked. There was still this one channel on the upstream (lowest frequency) that would not lock, but it did not seem to impact connectivity. Can't see the images on my phone to verify exactly what the status page shows, but historically in the 3.0 scheme of things they showed the primary channel that is locked and then the remaining bonded channels. With 1GHz splitters (2-, 3-, 4-way) and with 1.2GHz (2-, 3-, 4-way) our test modems will not lock onto all 8 channels down; however, when we use our IPTV/MoCA1.1 1.5GHz splitters (2-, 3-, 4-way) they will lock onto all 8 downstreams. What is a bonded Internet connection? Hi, I've been having very persistent speed issues with my cable internet connection for the past 4-6months. … The cable interface line card … The Netgear can bond up to 4 upstream channels, but many Comcast areas are only enabling 3. In your Upstream Bonded Channels, what does a "Not Locked" status mean for an "Unknown" US Channel Type?
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