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Update YOTC M2-2050-G40 specifications and commands
Updated chipset and CPU clock information, added software versions, and included commands for image management.
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‎_ont_xgs/ont-yotc-m2-2050-g40.md‎

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---
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title: YOTC M2-2050-G40
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has_children: false
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layout: default
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parent: YOTC
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---
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# Hardware Specifications
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| | |
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| --------------- | ---------------------------------------------------------------------- |
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| Vendor/Brand | YOTC |
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| Model | M2-2050-G40 |
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| Chipset | Realtek RTL9607C / RTL9607Cv2 |
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| Flash | SPI NAND 128MB |
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| RAM | 256MB |
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| CPU | Formosa MIPS interAptiv (multi) V2.0 |
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| CPU Clock | 900MHz / 1150MHz |
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| BogoMIPS | 597.60MHz / 766.77MHz |
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| System | Linux 4.4.140 (GCC Realtek MSDK-4.8.5p1 Build 3068) |
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| Ethernet ports | 2x1G |
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| Optics | SC/APC |
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| IP address | 192.168.1.1 or 192.168.8.1 |
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| Web Gui | ✅ user `super`, password `opticalink` OR user `User`, password `User` |
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| Telnet | ✅ user `super`, password `opticalink` OR user `User`, password `User` |
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| SSH | NO |
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| Serial baud | 115200 |
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| Serial encoding | 8-N-1 |
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| Form Factor | ONT |
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{% include image.html file="yotc-m2-2050-g40-top.jpg" alt="YOTC M2-2050-G40 Top" caption="YOTC M2-2050-G40 Top" %}
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{% include image.html file="yotc-m2-2050-g40-bottom.jpg" alt="YOTC M2-2050-G40 Bottom" caption="YOTC M2-2050-G40 Bottom" %}
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{% include image.html file="yotc-m2-2050-g40-pcb-top.jpg" alt="YOTC M2-2050-G40 PCB Top" caption="YOTC M2-2050-G40 PCB Top" %}
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{% include image.html file="yotc-m2-2050-g40-pcb.jpg" alt="YOTC M2-2050-G40 PCB Bottom" caption="YOTC M2-2050-G40 PCB Bottom" %}
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# Serial
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{% include image.html file="yotc-m2-2050-g40-ttl.jpg" alt="Serial Pinout (dont connect vcc)" caption="Serial Pinout (dont connect vcc)" %}
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## List of Software versions
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- 518_V300R02B15 (doesn't have upg_app, wget, wget_manage)
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- 518_V300R02B21
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- 518_V300R02B22
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- 518_V300R02B25
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- 518_V300R02B31
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## List of partitions (MTD)
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| dev | size | erasesize | name |
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| ----- | -------- | --------- | ------------- |
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| mtd0 | 000c0000 | 00020000 | "boot" |
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| mtd1 | 00020000 | 00020000 | "env" |
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| mtd2 | 00020000 | 00020000 | "env2" |
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| mtd3 | 00020000 | 00020000 | "static_conf" |
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| mtd4 | 07c60000 | 00020000 | "ubi_device" |
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| mtd5 | 0081d000 | 0001f000 | "ubi_Config" |
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| mtd6 | 00516000 | 0001f000 | "ubi_k0" |
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| mtd7 | 0141a000 | 0001f000 | "ubi_r0" |
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| mtd8 | 00516000 | 0001f000 | "ubi_k1" |
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| mtd9 | 0141a000 | 0001f000 | "ubi_r1" |
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## List of volumes (UBI)
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| dev | size | type | name |
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| ------ | ---------- | ------- | ------------ |
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| ubi0_0 | 8507392B | dynamic | "ubi_Config" |
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| ubi0_1 | 5332992B | dynamic | "ubi_k0" |
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| ubi0_2 | 21078016B | dynamic | "ubi_r0" |
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| ubi0_3 | 5332992B | dynamic | "ubi_k1" |
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| ubi0_4 | 21078016B | dynamic | "ubi_r1" |
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To back up a volume, `cat` the appropriate `/dev/ubi0_X` device to a file or pipe, to restore a volume, use the `ubiupdatevol` utility.
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This ONT supports dual boot.
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Volumes `ubi_k0` and `ubi_r0` respectively contain kernel and rootfs of the first image, while `ubi_k1` and `ubi_r1` contain kernel and rootfs of the second one.
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# Useful files and binaries
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## Useful files
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User Configuration:
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```
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/var/config/config.xml
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```
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Custom Default Configuration:
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```
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/var/config/config_custom_default.xml
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```
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Custom Configuration (on reset):
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```
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/var/config/custom_config.sh
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```
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Hardware Configuration:
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```
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/var/config/config_hs.xml
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```
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# GPON/OMCI settings
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## Set OMCI mode to customized so versions don't reset
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```
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mib set OMCI_OLT_MODE 3
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```
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## Setting OMCI software version (ME 7)
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```
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mib set OMCI_SW_VER1 YOURSWVER
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mib set OMCI_SW_VER2 YOURSWVER
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```
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## Setting OMCI vendor ID (ME 256)
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```
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mib set PON_VENDOR_ID VEND
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```
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## Setting ONU GPON Serial Number
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```
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mib set GPON_SN VEND1234ABCD
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```
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## Setting OMCI hardware version (ME 256)
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```
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mib set HW_HWVER YOURHWVER
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```
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## Setting OMCC version (ME 257), only accepts decimal values.
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```
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mib set OMCC_VER 128
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```
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## Setting Product Code (ME 257), only accepts decimal values.
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```
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mib set OMCI_VENDOR_PRODUCT_CODE 0
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```
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## Setting OMCI equipment ID (ME 257)
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```
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mib set GPON_ONU_MODEL YOUREQUIPMENTID
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```
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## Setting VEIP slot ID (example for 255), only accepts decimal values.
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```
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mib set OMCI_VEIP_SLOT_ID 255
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```
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## Commit Changes.
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```
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mib commit
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```
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# Verification commands for settings changed above (all settings take a reboot to apply)
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## Verify SwVer (ME 7)
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```
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omcicli mib get 7
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```
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## Verify Vendor ID, HwVer, and G984 Serial (ME 256)
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```
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omcicli mib get 256
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```
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## Verify OMCC version, Equipment ID and Product Code (ME 257)
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```
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omcicli mib get 257
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```
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## Verify VEIP customized slot ID (ME 329)
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```
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omcicli mib get 329
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```
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# Advanced Settings
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## Setting management MAC
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```
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mib set ELAN_MAC_ADDR 1A2B3C4D5E6F
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```
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## Setting management IP
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```
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mib set LAN_IP_ADDR 192.168.8.1
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```
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## Checking the currently active image
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```
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nv getenv sw_active
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```
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## Booting to a different image
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```
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# Switch to image 0
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nv setenv sw_commit 0
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nv setenv sw_tryactive 0
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```
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```
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# Switch to image 1
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nv setenv sw_commit 1
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nv setenv sw_tryactive 1
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```
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## Cloning of image 0 into image 1
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```
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cp /dev/ubi0_1 /tmp/
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cp /dev/ubi0_2 /tmp/
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ubiupdatevol /dev/ubi0_3 /tmp/ubi0_1
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ubiupdatevol /dev/ubi0_4 /tmp/ubi0_2
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```
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## Rebooting the ONU
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```
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reboot
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```
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## Enable Ethernet Ports
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```
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mib set SW_PORT_TBL.0.Enable 1
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mib set SW_PORT_TBL.1.Enable 1
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mib set SW_PORT_TBL.2.Enable 1
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mib set SW_PORT_TBL.3.Enable 1
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```
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## Enable 5GHz WiFi
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```
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mib set WLAN_MBSSIB_TBL.0.wlanDisabled 0
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```
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# Teardown and other photos
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{% include image.html file="yotc-m2-2050-g40-pcb-top-b21.jpg" alt="YOTC M2-2050-G40 PCB Top (newer revision with RTL9607Cv2)" caption="YOTC M2-2050-G40 PCB Top (newer revision with RTL9607Cv2)" %}
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{% include image.html file="yotc-m2-2050-g40-pcb-b21.jpg" alt="YOTC M2-2050-G40 PCB Bottom (newer revision with RTL9607Cv2)" caption="YOTC M2-2050-G40 PCB Bottom (newer revision with RTL9607Cv2)" %}

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