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broadband/catv/coaxial modem with fiber optic port built in.

conntech

i was googling for a cable modem that has a built in fiber port for lan but i couldn't find any, does anyone know if such a device exists and or where to find one?

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4 minutes ago, conntech said:

i was googling for a cable modem that has a built in fiber port for lan but i couldn't find any, does anyone know if such a device exists and or where to find one?

That's such a niche thing that I'm going to say "no" without digging too far.

 

If by "fiber port" you mean "SFP+", you can get switches to handle the conversion.

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Network:

Spoiler
                           ┌─────────────── Office/Rack ────────────────────────────────────────────────────────────────────────────┐
Google Fiber Webpass ────── UniFi Security Gateway ─── UniFi Switch 8-60W ─┬─ UniFi Switch Flex XG ═╦═ Veda (Proxmox Virtual Switch)
(500Mbps↑/500Mbps↓)                             UniFi CloudKey Gen2 (PoE) ─┴─ Veda (IPMI)           ╠═ Veda-NAS (HW Passthrough NIC)
╔═══════════════════════════════════════════════════════════════════════════════════════════════════╩═ Narrative (Asus USB 2.5G NIC)
║ ┌────── Closet ──────┐   ┌─────────────── Bedroom ──────────────────────────────────────────────────────┐
╚═ UniFi Switch Flex XG ═╤═ UniFi Switch Flex XG ═╦═ Byarlant
   (PoE)                 │                        ╠═ Narrative (Cable Matters USB-PD 2.5G Ethernet Dongle)
                         │                        ╚═ Jesta Cannon*
                         │ ┌─────────────── Media Center ──────────────────────────────────┐
Notes:                   └─ UniFi Switch 8 ─────────┬─ UniFi Access Point nanoHD (PoE)
═══ is Multi-Gigabit                                ├─ Sony Playstation 4 
─── is Gigabit                                      ├─ Pioneer VSX-S520
* = cable passed to Bedroom from Media Center       ├─ Sony XR65A80K (Google TV)
** = cable passed from Media Center to Bedroom      └─ Work Laptop** (Startech USB-PD Dock)

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Spoiler

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I can't one either. I am just going to use a media converter so I can use fibre between the modem and the router.

 

But normally cables modems are slow and close to the router so it doesn't matter having fiber.

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if i installed ethernet between the modem and router and i had fiber going to my server/workstation wouldnt the ethernet bottle neck what the fiber is capable of?

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well in case of an sfp (i didnt know what they were called before hand but considered them) are there any modems that have an sfp slot

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Just now, conntech said:

if i installed ethernet between the modem and router and i had fiber going to my server/workstation wouldnt the ethernet bottle neck what the fiber is capable of?

just saying, fibre used here is ethernet. Ethernet can go over many mediums

 

Ethernet won't be a bottleneck, your isp would be, they normally limit you to about 1.2gbit down on the top tier plans with docsis 3.1, but you probalby won't see much over like 600-800mbit real world, so gigabit ethernet is plenty.

 

 

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Just now, conntech said:

well in case of an sfp (i didnt know what they were called before hand but considered them) are there any modems that have an sfp slot

Not that I know of, but sfp is gigabit and the exact same speed as the gigabit ethernet ports on basically every modem.

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6 minutes ago, conntech said:

if i installed ethernet between the modem and router and i had fiber going to my server/workstation wouldnt the ethernet bottle neck what the fiber is capable of?

What internet plan do you have that you are having this problem? For home use fiber is generally used for local connections like to a storage server, there is usually no need or benefit to using fiber to the modem. 

 

Edit: When I say generally used in a home setting, I mean when fiber is used it is only for local traffic, not that using fiber in a residential setting is common. 

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  • 2 months later...

spectrum gig

although we dont actually get gigabit its more like 8-900mbps upload and 20mbps download

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44 minutes ago, conntech said:

spectrum gig

although we dont actually get gigabit its more like 8-900mbps upload and 20mbps download

To my knowledge there are no standard cable modems with Fiber ports built in. There are some routers if I recall that ASUS had that have SFP or SFP+ ports but no cable modems or Cable Gateways that I can recall. 

I just want to sit back and watch the world burn. 

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