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Update faq.md #650

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10 changes: 7 additions & 3 deletions docs/faq.md
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Expand Up @@ -142,9 +142,11 @@ A room server can be remotely administered using a T-Deck running the MeshCore f

When a client logs into a room server, the client will receive the previously 32 unseen messages.

A room server can also take on the repeater role. To enable repeater role on a room server, use this command:
Although room server can also repeat with the command line command `set repeat on`, it is not recommended nor encouraged. A room server with repeat set to `on` lacks the full set of repeater and remote administration features that are only available in the repeater firmware.

The recommendation is to run repeater and room server on separate devices for the best experience.


`set repeat {on|off}`

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Expand Down Expand Up @@ -201,10 +203,12 @@ MeshCore allows you to manually broadcast your name, position and public encrypt
* Zero hop means your advert is broadcasted out to anyone that can hear it, and that's it.
* Flooded means it's broadcasted out and then repeated by all the repeaters that hear it.

MeshCore clients only advertise themselves when the user initiates it. A repeater (and room server?) advertises its presence once every 240 minutes. This interval can be configured using the following command:
MeshCore clients only advertise themselves when the user initiates it. A repeater sends a flood advert once every 3 hours by default. This interval can be configured using the following command:

`set advert.interval {minutes}`

As of Aug 20 2025, a pending PR on github will change the flood advert to 12 hours to minimize airtime utilization caused by repeaters' flood adverts.

### 2.5. Q: Is there a hop limit?

**A:** Internally the firmware has maximum limit of 64 hops. In real world settings it will be difficult to get close to the limit due to the environments and timing as packets travel further and further. We want to hear how far your MeshCore conversations go.
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