Quick Links — Connectivity
Fiber · Ethernet · Fixed Wireless · Coax · DSL · T1 · SIP Trunking · MPLS · VPN
Introduction
Fiber Internet—also known as Dedicated Internet Access (DIA)—delivers guaranteed, symmetrical connectivity over optical fiber. It is the gold standard for enterprise and carrier-grade networks.
Fiber is almost always delivered with an Ethernet handoff (RJ-45 copper or SFP optical module) to customer equipment, which means Fiber Internet and Ethernet Services go hand-in-hand.
SolveForce integrates Fiber DIA with Ethernet transport services to provide:
- Nationwide and global reach
- Symmetrical speeds up to 1 Tbps and beyond
- SLA-backed performance (uptime, latency, jitter)
- Low-cost aggregation with SolveForce’s best-price guarantee
I. Fiber Deployment Models
II. Fiber + Ethernet Service Delivery
Ethernet over Fiber (EoF)
The dominant handoff for business fiber is Ethernet, provided as:
- Fast Ethernet (100 Mbps)
- Gigabit Ethernet (1 Gbps)
- 10/40/100 Gigabit Ethernet
- Carrier Ethernet (CE 2.0)standardized by MEF for enterprise WANs.
Ethernet Transport vs. Ethernet LAN
- Ethernet Transport Service (ETS): Point-to-Point, Point-to-Multipoint, and Any-to-Any over fiber backbones.
- Ethernet LAN/Ethernet Private Line: Extends LAN across metro or wide-area fiber networks.
Ethernet Handoffs
- Electrical (Copper): RJ-45 for 10/100/1000BASE-T up to 100m.
- Optical (Fiber): SFP/SFP+/QSFP for 1/10/40/100/400G handoffs to routers/firewalls.
III. Hardware & CPE (Customer Premises Equipment)
- RoutersCisco, Juniper, Fortinet, Ubiquiti, capable of BGP/OSPF/MPLS peering.
- FirewallsNext-Generation Firewalls (NGFW) for perimeter protection.
- SwitchesLayer-2/3 with VLANs, QoS, and PoE as required.
- ONT (Optical Network Terminal)Converts optical signals to Ethernet.
- OLT (Optical Line Terminal)Provider aggregation equipment for multiple ONTs.
IV. Fiber & Ethernet Speed Tiers
Fiber DIA and Ethernet transport scale seamlessly, from SMB to hyperscale.
| Tier | Symmetrical Speed | Use Case |
|---|---|---|
| Fast Ethernet | 100 Mbps | SOHO, small branches, basic apps |
| Metro Ethernet | 300–500 Mbps | Growing SMBs, cloud, VoIP, HD conferencing |
| Gigabit Ethernet | 1 Gbps (1000 Mbps) | Standard enterprise, UCaaS, healthcare |
| Multi-Gigabit | 2–5 Gbps | CAD, video production, SaaS scale-ups |
| 10 Gigabit Ethernet | 10 Gbps | Data centers, HPC, financial trading |
| 40 Gigabit Ethernet | 40 Gbps | Research, hyperscale interconnects |
| 100 Gigabit Ethernet | 100 Gbps | Carrier backbones, cloud interconnects |
| 400 Gigabit Ethernet | 400 Gbps | Hyperscale fabrics, metro aggregation |
| 800 Gigabit Ethernet | 800 Gbps | Carrier core, future-ready PoPs |
| 1 Terabit Ethernet | 1 Tbps (1,000,000 Mbps) | IEEE roadmap standard; AI/ML clusters, global Tier-1 ISPs |
V. Advantages of Fiber + Ethernet
- Dedicated BandwidthUnlike coax/DSL, no shared neighborhood congestion.
- SymmetryUpload = Download speeds, essential for cloud and collaboration.
- ScalabilityEasily upgrade from 100 Mbps to 1 Tbps as business grows.
- ReliabilitySLA-backed with uptime guarantees (99.9%–99.999%).
- InteroperabilityEthernet handoffs integrate directly with routers, firewalls, and switches.
VI. Use Cases
VII. Related Services
VIII. Next Steps
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Quick Links — Connectivity
Fiber · Ethernet · Fixed Wireless · Coax · DSL · T1 · SIP Trunking · MPLS · VPN
Key terms in plain language
Open a term for a concise explanation of language used on this page.
Broadband
A general term for always-on, high-speed Internet access. Broadband can be delivered over fiber, cable, DSL, fixed wireless, cellular, or satellite networks.
Fiber Internet
Internet delivered through strands of glass using light. Fiber commonly supports high capacity, low latency, and strong upload performance, but availability must be confirmed for the exact address.
Latency
The time it takes data to travel between two points. Lower latency improves voice, video meetings, cloud applications, gaming, and other real-time services.
Service-Level Agreement (SLA)
A provider’s written commitment covering service targets such as availability, response time, repair time, and sometimes financial credits when commitments are missed.
Dedicated Internet Access (DIA)
A business-grade Internet connection with capacity dedicated to the customer rather than shared in the same way as typical consumer broadband. It often includes symmetrical speeds and an SLA.
MPLS
Multiprotocol Label Switching, a private-network technology that directs traffic along managed paths. Organizations use it for predictable connectivity between locations.
VPN
A virtual private network creates an encrypted connection across another network, commonly allowing remote users or offices to access private resources securely.
VoIP
Voice over Internet Protocol carries phone calls over an IP network instead of a traditional analog phone line. Call quality depends on network stability, latency, and traffic management.