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diff --git a/_ont/ont-technicolor-afm0002.md b/_ont/ont-technicolor-afm0002.md new file mode 100644 index 0000000..9328dab --- /dev/null +++ b/_ont/ont-technicolor-afm0002.md @@ -0,0 +1,243 @@ +--- +title: Technicolor AFM0002 +has_children: false +layout: default +--- + +# Hardware Specifications + +| | | +| ----------- | ----------------------------------------------- | +| Vendor | Technicolor | +| Model | AFM0002TIM/FWB/WND | +| Chipset | Realtek RTL9601B | +| Flash | | +| RAM | | +| System | Linux (Luna SDK) | +| HSGMII | NO | +| Optics | | +| IP address | 192.168.2.1 / 169.0.0.1 | +| Web Gui | Can be enabled, user `admin`, password `system` | +| SSH | ✅ user `admin`, password `system` | +| Form Factor | miniONT SFP | + +{% include image.html file="afm0002tim.jpg" alt="AFM0002TIM" caption="AFM0002TIM" %} +{% include image.html file="afm0002fwb.jpg" alt="AFM0002FWB" caption="AFM0002FWB" %} + +## Serial + +Configuration: asc0=0 115200 8-N-1 + +# Hardware Revisions + +- AFM0002TIM (IP address: 192.168.2.1) +- AFM0002FWB (IP address: 169.0.0.1) +- AFM0002WND (IP address: 169.0.0.1) + +{% include alert.html content="The version used to obtain the info shown on this page is the AFM0002TIM" alert="Info" icon="svg-info" color="blue" %} +{% include alert.html content="The AFM0002FWB can be transformed into AFM0002TIM. The AFM0002FWB has an older software version." alert="Warning" icon="svg-warning" color="red" %} + + +# List of software versions +- V1_7_8_180122 +- V1_7_8_180725 +- V1_7_8_181123 +- V1_7_8_210412 +- V1_7_8_210928 + +# List of partitions + +| dev | size | erasesize | name | +| ----- | -------- | --------- | --------------- | +| mtd0 | 00040000 | 00001000 | "boot" | +| mtd1 | 00002000 | 00001000 | "env" | +| mtd2 | 00002000 | 00001000 | "env2" | +| mtd3 | 0003c000 | 00001000 | "config" | +| mtd4 | 00300000 | 00001000 | "k0" | +| mtd5 | 004c0000 | 00001000 | "r0" | +| mtd6 | 00300000 | 00001000 | "k1" | +| mtd7 | 004c0000 | 00001000 | "r1" | +| mtd8 | 00001000 | 00001000 | "Partition_008" | +| mtd9 | 00001000 | 00001000 | "Partition_009" | +| mtd10 | 00001000 | 00001000 | "Partition_010" | +| mtd11 | 00001000 | 00001000 | "Partition_011" | +| mtd12 | 00300000 | 00001000 | "linux" | +| mtd13 | 004c0000 | 00001000 | "rootfs" | + +This stick supports dual boot. + +`k0` and `r0` respectively contain the kernel and firmware of the first image, `k1` and `r1` the kernel and the firmware of the second one + +# List of firmwares and files +## Useful files +- `/var/config/lastgood.xml` - Contains the user portion of the configuration +- `/var/config/lastgood-hs.xml` - Contains the "hardware" configuration (i.e. that _should_ not be changed) +- `/tmp/omcilog` - OMCI messages logs (must be enabeled, see below) + +## Useful binaries +- `/etc/scripts/flash` - Used to manipulate the config files in a samewhat safe manner +- `xmlconfig` - Used to low-level manipulate the XML config files. Called by `flash` +- `nv` - Used to manipulate the nvram storage, including persistent config entries via `nv setenv`/`nv getenv` +- `omcicli` - Used to interact with the running OMCI daemon +- `omci_app` - The OMCI daemon +- `diag` - Used to run low-level diagnostics commands on the stick + +# Useful Commands + +## Getting/Setting the ONT's S/N +```sh +# /etc/scripts/bin flash get GPON_SN +GPON_SN=TMBB00000000 +# /etc/scripts/bin flash set GPON_SN TMBB0A1B2C3D +``` + +## Getting/Setting the ONT's PLOAM password + +{% include alert.html content="The PLOAM password is stored in ASCII format" alert="Info" icon="svg-info" color="blue" %} + +```sh +# /etc/scripts/bin flash get GPON_PLOAM_PASSWD +GPON_PLOAM_PASSWD=AAAAAAAAAA +# /etc/scripts/bin flash set GPON_PLOAM_PASSWD AAAAAAAAAA +``` + +## Enabling the Web UI +```sh +# /bin/iptables -D INPUT -p tcp --dport 80 -j DROP +``` + +## Checking the currently active image +```sh +# nv getenv sw_active +sw_active=1 +# nv getenv sw_version0 +sw_version0=V1_7_8_210412 +# nv getenv sw_version1 +sw_version1=V1_7_8_210412 +``` + +## Booting to a different image +```sh +# nv setenv sw_commit 0|1 +# reboot +``` + +## Querying a particular OMCI ME +```sh +# omcicli mib get MIB_IDX +``` + +# Low Level Modding + +{% include alert.html content="This section is based on `V1_7_8_210412` firmware version of the stick" alert="Info" icon="svg-info" color="blue" %} + + +## Transfering files from/to the stick +Works with binary files too, just run md5sum on source and destination to make sure you are not corrupting anything... +From the stick to the PC: +```sh +# ssh admin@192.168.2.1 "cat /tmp/omcilog" > omcilog.log +``` +From the PC to the stick +```sh +# cat lastgood.xml | ssh admin@192.168.2.1 "cat > /var/config/lastgood.xml" +``` + +{% include alert.html content="If a Windows system is used replace type with cat and run the commands from cmd (not Powershell)" alert="Info" icon="svg-info" color="blue" %} + +## Extracting and repacking the rootfs +{% include alert.html content="Make sure you run both commands as root, otherwise you might get a damaged rootfs image" alert="Warning" icon="svg-warning" color="red" %} + +```sh +# unsquashfs mtd5.bin +# mksquashfs squashfs-root rootfs -b 131072 -comp lzma -no-recovery +``` +## Flashing a new rootfs + +{% include alert.html content="Only the inactive image can be flashed" alert="Info" icon="svg-info" color="blue" %} + +So mtd4/5 if you are on image1, mtd6/7 if you are on image0. + +The follwing examples flashes a new rootfs to image1 and boots to it +```sh +# flash_eraseall /dev/mtd7 +# cat /tmp/rootfs.new > /dev/mtd7 +# nv setenv sw_commit=1 +# reboot +``` +## Adding support to configurable SW and HW versions, VENDOR ID and much more +`/etc/scripts/flash` can be flashed in order to add support for some variables implemented in `omci_app` but removed from `xmlconfig`. The patch is below (change the values to suit your needs) +```patch +--- squashfs-root/etc/scripts/flash 2021-09-28 10:38:52.000000000 +0200 ++++ squashfs-root.new/etc/scripts/flash 2022-08-04 00:00:29.769605000 +0200 +@@ -62,7 +62,26 @@ + if [ `echo $para | egrep $specific_mib_patten` ]; then + /bin/xmlconfig -g $para | sed -r "s/$rename_mib_name+/$2/g" | sed -r "s/,+//g" + else +- /bin/xmlconfig -g $para | sed -r "s/$rename_mib_name+/$2/g" ++ case "$para" in ++ "OMCI_EQID") ++ echo "$para=MY_EQID" ++ ;; ++ "OMCI_VENDOR_ID") ++ echo "$para=MY_VENDOR" ++ ;; ++ "OMCI_SW_VER1") ++ echo "$para=MY_SW_VER1" ++ ;; ++ "OMCI_SW_VER2") ++ echo "$para=MY_SW_VER2" ++ ;; ++ "OMCI_ONT_VER") ++ echo "$para=MY_HW_VER" ++ ;; ++ *) ++ /bin/xmlconfig -g $para | sed -r "s/$rename_mib_name+/$2/g" ++ ;; ++ esac + fi + if [ "$?" = "0" ]; then + exit 0 +``` +## Increasing the length of the software version from 13 to 14 characters +`omci_app` has an hard-coded limit of 13 characters for the software version, which is too low. We can binary patch it to increase it to 14 (or more, if you dare/need) +``` +JVhEWjAwNCUAAAAIAAgACAAAAAAAAAAAAAAAAAAAAABvbWNpX2FwcG9tY2lfYXBwH4sIAAAAAAAA +AwMAAAAAAAAAAAAfiwgAAAAAAAADY2BoYGZgYFjh9Uq/aNcZQdXsOh3R5ktr/fd0sTEwcuTnJmfG +JxYUYJVlZGAA0gCHsMK2QQAAAAAAAEQlWERaMDA0JQ== +``` +Save it as `omci_app.xdelta.base64`, then run: +```sh +# base64 -d omci_app.xdelta.base64 > omci_app.xdelta +# xdelta patch omci_app.xdelta bin/omci_app bin/omci_app.new +# mv bin/omci_app.new bin/omci_app +``` +For reference, the patch changes the follwing section of the omci_app: +```diff +-00408c24 24 05 00 0e li a1,0xe ++00408c24 24 05 00 0f li a1,0xf +-00408cf0 24 05 00 0f li a1,0xe ++00408cf0 24 05 00 0f li a1,0xf +``` +(It's inside the function referecing the string `OMCI_SW_VER1`) + +The original file md5sum is: `4aea2f72bacc11256b7e2c1583d2ad4f` +The patched file md5sum is: `da20327c4c002e4c27f82f6ee63dbc1a` +## Enabling PLOAM logging +```sh +/etc/scripts/bin flash set OMCI_DBGLVL 1 +/etc/scripts/bin flash set OMCI_DBGLOGFILE 1 +reboot +/bin/omcicli set logfile 1 ffffffff +``` +1. The binary log will be placed inside: `/tmp/omcilog` +2. You can convert it into .pcap using [omcilog2pcap](https://github.com/ADeltaX/omcilog2pcap) +3. You can then open it with Wireshark by installing the OMCI plugin from [wireshark](https://wiki.wireshark.org/Contrib.md) + +If you want to log everything since the stick boots, you can create a custom rootfs. Place the last command inside `etc/runomci.sh` as the last line of the file + +# Known Bugs + +# Miscellaneous Links + +- [omcilog2pcap](https://github.com/ADeltaX/omcilog2pcap) |