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MAKE OFFER Retro Cable Modem Splitter Cables Complete Motorola SB5100 - $5 (NW Alexandria)
condition:
excellent
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Pick up near 395 FWY & Seminary Rd
Condition: Excellent. Clean. No dust. Stored in a dust proof box. Pet-free, smoke-free adult home.
Sells elsewhere up to $160
Perfect for retro tech enthusiasts, vintage PC hobbyists, or anyone who just needs a cheap stash of networking accessories!
Supporting up to 32 DHCP clients, this device effortlessly automates IP address assignment for your entire network, eliminating the headache of manual configuration. This robust DHCP capacity ensures seamless connectivity and smooth IP management across all your connected devices, making it an ideal, hassle-free backbone for growing network setups.
How to Leverage 32-Client DHCP in a Home Lab
Even if 32 IP addresses sounds modest for a commercial setup, it is a fantastic sweet spot for a home lab for several reasons:
- Segmented Lab Environments: You can isolate your core lab infrastructure from your main home network. 32 slots give you plenty of room to spin up a hypervisor (like Proxmox or ESXi) and dynamically assign IPs to a cluster of virtual machines (VMs), Docker containers, or Kubernetes nodes without risking IP conflicts with your family's Netflix streaming.
- Automated Provisioning (PXE Booting): If you are testing automated OS deployments (like setting up Linux distros via PXE boot), having a dedicated DHCP server is essential. It will automatically hand out IPs and network boot instructions to your test rigs or VMs the moment they power on.
- IoT and Smart Home Testing: If your home lab includes experimenting with IoT firmware, Home Assistant, or smart devices, you can throw a dozen or two microcontrollers (like ESP32s or Raspberry Pis) onto this network segment. The DHCP server will handle their churn as you constantly flash, reboot, and test them.
- Scope for Network Services: You can set aside a portion of those 32 IPs for dynamic testing, while reserving the rest as static assignments for core lab services (like a local DNS server, TrueNAS storage, or a Pi-hole).
In short, it acts as a perfect, self-contained sandbox. It's large enough to run a sophisticated multi-VM architecture, but small enough to keep your experimental traffic safely corralled away from the rest of the house.
The included accessories alone are easily worth the asking price.
Specs for the Tech Hobbyists:
- Hardware Interface: Ethernet & USB
- Protocols: DOCSIS 1.0, 1.1, 2.0
- Platform Compatibility: Great for legacy Mac, PC (Windows XP/98), or Unix builds.
What’s Included:
- Motorola SB5100 Cable Modem
- Original AC Power Adapter (tested & working)
- Coax Cable Y-Splitter + 2 Coax patch cables
- Ethernet patch cable
- Driver CD-ROM
Brand: Motorola
Model: SURFboard SB5100
Year: 2006
Dimensions: 6.2" H x 2.3" W x 6" D