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diff --git a/_sfp_cage/broadcom-57810s.md b/_sfp_cage/broadcom-57810s.md index 4c1c027..44c8eed 100644 --- a/_sfp_cage/broadcom-57810s.md +++ b/_sfp_cage/broadcom-57810s.md @@ -32,5 +32,17 @@ At this point, use the following command to set the speed to 2.5G: sudo ethtool -s your_network_interface autoneg off speed 2500 duplex full ``` +# Compatibility + +{% include alert.html content="This card requires a solder mod in order to work with some SFP ONTs." alert="Note" icon="svg-warning" color="yellow" %} + +According to a [blog post](https://rsaxvc.net/blog/2020/8/15/Nokia_G-010S-A_Pin_6_Issue.html), some manufacturers designed their SFP ONTs in a way that doesn't 100% comply with the SFF specification. A solder mod like described in a [dslreports thread](https://www.dslreports.com/forum/r32529545-) might be required to get certain SFP modules to work with this card. This mod grounds `MOD_ABS PIN (6)`, which signals to the card that a module is inserted in the slot. This signals the card to send power to the SFP module. + +## Affected SFP Modules + +- [Zyxel PMG3000-D20B](/ont-zyxel-pmg3000-d20b) (see Github issue discussion linked below) +- [Nokia G-010S-A](/ont-nokia-g-010s-a) + # Miscellaneous Links - [Come avere i 2.5 Gbps su un unico dispositivo senza il Fastgate](https://forum.fibra.click/d/17836-come-avere-i-25-gbps-su-un-unico-dispositivo-senza-il-fastgate) +- [Solder mod required to make some SFP ONTs work with this card](https://github.com/xvzf/zyxel-gpon-sfp/issues/10) |