Hey Community,
We're currently offering our members an exclusive opportunity to participate in a trial of the new firmware for our Fido Home Internet Wi-Fi Modem (CGN3AMF). For details of this program, please click here.
This thread will be used for your feedback regarding the firmware. We've invited some folks from the Network team to participate in this thread. Your feedback is very valuable and will be used to enhance the firmware before it is released publicly.
Thanks for your continued feedback and support! 
-FidoCaroline
-- List of Changes --
The following list will be updated periodically
Hitron CGN Series
Models: CGN3ACR; CGN3AMR; CGN3ACSMR; CGN3AMF; CGNM-3552
Current production firmware:
- CGN3ACR: 4.5.8.45
- CGN3AMR: 4.5.8.45
- CGN3AMF: 4.5.8.45
- CGN3ACSMR: 4.5.8.45
- CGNM-3552: 4.5.8.45
Current trial firmware: No trial firmware at the moment
Version history
- 4.5.8.21T6 (May 30, 2016)
- IPv6 enabled by default
- Security enhancements
- Fix to preserve LAN connectivity in case of HFC outage or loss of signal
- Addition of Wi-Fi Survey functionality
- Improved stability of WPS function
- Improved Wi-Fi performance
- Various minor GUI changes and improvements
- 4.5.8.25 (September 15, 2016)
- Change in Intel Puma Kernel
- Latency Improvements (ICMP only, no change to TCP/UDP/ICMPv6 latency)
- SIP ALG Setting available in GUI
- Fix for long passwords in EasyConnect
- Fix for special characters in WiFi passwords
- 4.5.8.26 (September 30, 2016)
- Minor revision over 4.5.8.25
- Fix for ICMP packet loss discovered in 4.5.8.25
- 4.5.8.29 (March 16, 2017) - Not released due to issues
- 4.5.8.30 (April 12, 2017) - Not released due to issues
- 4.5.8.31 (June 22, 2017) - On hold due to issues
- Fix: Port forwarding on TCP/22 and TCP/23
- Fix: Some MAC addresses can't be associated to a DHCP reservation
- Fix: Uplink speed issue introduced in 4.5.8.27
- Fix: Support for WiFi special characters
- Improvement: Language selection in Guest WiFi Login
- Improvement: ICMP Latency
- Improvement: TCP Latency (Intel SDK 4.5.7.60)
- Improvement: Wireless Site Survey
- Improvement: Gateway operating mode (IPv4/IPv6/Dual-Stack) * This feature is not working yet on CGN3ACSMR and requires a network change
- Add: IPv6 Firewall with per service/host control
- Add: MoCA support
- 4.5.8.33 (July 22, 2017)
- Fix: WiFi issues on upgrade
- 4.5.8.35 (September 8, 2017)
- Fix: UPnP fix for XBOX
- Fix: IPv6 Firewall handling of large packets
- Fix: IPv6 RA interval default to min 198 and max 600
- Fix: Possible automatic factory reset when changing LAN IP
- Add: Support of 5G channel 165
- 4.5.8.35T2 (November 10, 2017)
- Minor management change, no customer visible change
- *** This software displays 4.5.8.35 as the version in the GUI ***
- 4.5.8.38T4 (March 28, 2018)
- Fix: Ongoing stability/performance improvements
- Intel base firmware update (traffic management improvement)
- 4.5.8.38T5 (April 13, 2018)
- Fix: Ongoing stability/performance improvements
- 4.5.8.39T2( July 25, 2018) - Not released due to issues
- Fix: Ongoing stability/performance improvements
- Wi-Fi driver update (5GHz SSID is intermittently not broadcast after reboot)
- Improve traffic handling/resiliency
- 4.5.8.39T5 (October 11, 2018) - Not released due to issues
- Fix: Ongoing stability improvements
- Fix: Wi-Fi driver update (5GHz SSID is intermittently not broadcast after reboot) - Carried over from 39T2
- Fix: Modem randomly rebooting
- 4.5.8.39T6 (November 17, 2018)
- Wi-Fi driver update (5GHz SSID is intermittently not broadcast after reboot) - Carried over from 39T2
- Fix: Modem randomly rebooting
- Fix: Ongoing stability improvement
- Fix: Upgrade issue found on 39T5
- 4.5.8.40 (March 19, 2019)
- Band Steering enabled as part of the Easy Connect flow
- Upgrades to backend telemetry – Improves device management
- GUI Updates
===============
Model: CODA-4582
Current production firmware: 7.1.1.33
Current trial firmware: 7.1.1.37
Version history
- 2.0.10.13 (December 13, 2016)
- Initial release
- IPv6 disabled
- 2.0.10.14 (December 21, 2016)
- Improvement to 5 GHz WiFi
- Fix to guest network
- 2.0.10.17 (December 23, 2016)
- Fix to handle degraded speeds due to external and/or WiFi interference
- Improvement to 2.4 GHz WiFi
- Improvement to 5 GHz WiFi
- IPv6 handling of SLAAC temporary and secure addresses
- IPv6 ICMP improvement
- 2.0.10.18 (December 23, 2016)
- Improvement to LAN switch port autonegociation protocol
- 2.0.10.19 (December 28, 2016)
- Minor change to internal management interface (not visible to customers)
- Update to WiFi interference mitigation fix
- 2.0.10.20 (January 10, 2017)
- Improved flow control algorithm (handle wired devices at different speeds)
- Improve XBOX NAT
- WinMTR packet loss fix
- Improve Switch Link Speed autodetection
- Improvement to connected device list (not final fix)
- 2.0.10.22 (January 24, 2017)
- Security fix
- 2.0.10.23 (January 25, 2017)
- Fix: Unable to complete Easy Connect when using emojis in SSID or password
- Fix: Samba and UPnP not working properly on WiFi
- Fix: ICMP packet loss and WinMTR / PingPlotter reported packet loss
- Fix: Bridge mode not working on certain 3rd party routers
- Fix: DMZ host address can't be modified
- Fix: WPS "cancel" button not working
- Improvement: Switch setup menu now visible in GUI
- Improvement: Connected device list contains more accurate data
- Improvement: Addition on IPv6 specific firewall configuration (not complete)
- 2.0.10.24 (February 16, 2017) -- Automatic upgrade on boot to this version
- Tentative Fix: Slowly degrading speed over time
- Tentative Fix: Latency build up over time
- 2.0.10.26T1 (March 16, 2017) and 2.0.10.26T2 (March 23, 2017)
- Fix: Gateway reboots randomly when multiple clients are connected
- Fix: French and special characters not supported in SSID name or password
- Tentative Fix: Intermitent OFDM channel lock issue
- Tentative Fix: Missing SC-QAM channels (2.0.10.26T2 only)
- 2.0.10.27 (April 21, 2017)
- GUI Option to control eRouter Mode (IPv4, IPv6, Dual-Stack)
- Fix: Guest Network (some issues still persist)
- Intel base firmware update (latency improvement)
- 2.0.10.29 (June 15, 2017)
- Add: Manual IPv6 DNS override option
- Add: IPv6 Firewall with per service/host control
- Add: Initial implementation of MoCA
- Fix: Wireless encryption GUI
- Fix: Guest SSID not working
- Fix: Support for WiFi special characters
- 2.0.10.30 (June 23, 2017) -- Not being deployed
- Add: Support for WiFi DFS bands (known issue, channel 144 missing)
- Add: Support for WiFi band steering
- Improvement: WiFi speed performance
- Improvement: MoCA security/privacy settings
- 2.0.10.31 (July 21, 2017) -- Version 2.0.10.29 + below changes
- Fix: Support for WiFi DFS channels
- Add: Option for DFS in GUI
- Add: Option for band steering in GUI
- Add: Option for USB in GUI
- 2.0.10.32 (September 8, 2017)
- Fix: UPnP fix for XBOX
- Fix: IPv6 Firewall handling of large packets
- Fix: IPv6 RA interval default to min 198 and max 600
- 2.0.10.33 (October 13, 2017)
- Fix: Upgrade to PHY firmware (OFDM lock issue)
- Fix: IPv6 Firewall allowed ICMPv6 types (RFC4890)
- 2.0.10.33T3 (November 9, 2017)
- Fix: Device reboot issue
- 2.0.10.33T03 (February 9, 2018)
- Fix: WiFi Connection authentication issues
- 2.0.10.33T11 (March 12, 2018)
- Fix: WiFi not working (LED's off/ WiFi not Broadcasting / Auto 0)
- 2.0.10.34T5 (March 28, 2018)
- Fix: DHCP server stability update (large number of connected devices)
- Fix: Ongoing stability/performance improvements
- Intel base firmware update (traffic management improvement
- 2.0.10.34T6 (April 13, 2018)
- Fix: Ongoing stability/performance improvements
- Fix: USB/SMB path updated (notes updated)
- 2.0.10.35T1 (May 25, 2018)
- Intel base firmware update (traffic management improvement)
- Fix: Amazon/IPv6 big packet issue (Files larger than 1GB can not be downloaded from Amazon)
- 2.0.10.36T2 (July 25, 2018) - Same issue present that caused 35T1 rollback
- Intel base firmware update (traffic management improvement)
- Fix: Amazon/IPv6 big packet issue (Files larger than 1GB can not be downloaded from Amazon)
- Fix: OFDM multi-profile support update (tied to Network change)
- Improve traffic handling/resiliency
- 2.0.10.36T4 (August 3, 2018)
- Intel base firmware update (traffic management improvement)
- Fix: Amazon/IPv6 big packet issue (Files larger than 1GB can not be downloaded from Amazon)
- Fix: OFDM multi-profile support update (tied to Network change)
- Improve traffic handling/resiliency
- Fix: Network performance issue introduced in 2.0.10.35T1
- 2.0.10.36T5 (October 5, 2018)
- Modem Re-registration Issue
- 2.0.10.36T6 (October 23, 2018)
- Upgrades to backend telemetry – Improves device management
- 7.1.1.27 (November 28, 2019) Staggered Release
- SDK 7 transition
- OFDMA support
- Band Steering enabled through Easy Connect
- 7.1.1.30 (December 19, 2019) Staggered Release
- My WiFi fixes
- Improve modem stability
- 7.1.1.32 (May 28, 2020)
- VoIP/SIP improvements
- GUI login issue fixed - password failed to authenticate
- 5GHz Wi-Fi improvements
- My Wi-Fi app login issues fixed - password failed to authenticate
- My Wi-Fi app functionality improvements
- 7.1.1.33 (September 15, 2020)
- Improved OFDM stability/Noise resiliency
- Improved SIP Support (Packet Loss/One way voice)
- Security updates
- 7.1.1.37 (June 8, 2021)
- Wi-Fi UNII-1 power table improvements
- GUI updates
- Patch for slow speed issue
Hey @ExplodingKitten,
We're sad to learn you're still experiencing difficulties with your internet service. We'd suggest calling the Internet Technical Support team again and letting them know about this. Hopefully, they can find the root cause and fix it for you.
Hey @RUDYSZHANG,
Welcome to the Community
Have you had the chance to reach out to our technical support team? They would be better suited to answer your question and assist you with your modem configuration.
They can be reached by phone or live chat 24/7
Hope this helps!
Hi everyone,
We plan to rollout a spin off from our recent 7.1.1.37 build with a patch for the slow speed issue seen in the original release.
Please keep an eye out of the next couple of days for this.
As always your feedback is greatly appreciated.
Hey @Edrikk
The version you're on is the current version. We'll announce it here when there's a new trial version.
Hey @digitalchannel 
Updates should be pushed automatically to your modem, actually!
If that's not the case for you, I would recommend to contact our Tech Support team at 1-888-259-3436 or via Live Chat for assistance.
Should you wish to sign up for the firmware trial, you can simply send a private message to @FidoSolutions.
Hey @john315!
4.5.8.40T2 is the firmware currently in production, so it should be the one you have. These are pushed automatically to the modem.
Can you please contact tech support at 1-888-259-3436 to see what can be done?
If you do want to sign up for the trial in order to test out future firmware, just send a private message to @FidoSolutions.
Hope that helps!
Good news!
We are expecting a new version of code for the CODA-4582 next week.
Patches in this build include:
- VPN stability improvements
- NAT Loopback
- Managed Router fixes
- Telemetry updates
We'll let you know if anything changes.
