The voice network
behind modern
communications.
Connect carriers, applications and communications platforms to voice termination, origination, SIP connectivity and global numbering.
Developer resourcesINVITE100 TRYING180 RINGING200 OK
Conceptual routing illustration, not verified VirPhone POPs or service availability. All metrics and signaling are samples.
Every way to connect.
Conceptual service illustrations. Markets and capabilities are confirmed for your service.
Know what your voice service depends on.
Switching, reach, interconnection and operations belong in the same conversation. Define each layer before you put traffic on it.
Class 4 switching
Understand the ingress, routing policy and egress relationship behind your traffic.
Explore the switching layer ↗Scale & reach
Match destination requirements to busy-hour demand, concurrency and planned growth.
Review network requirements ↗Carrier connections
Define the network handoff, technical profile and acceptance criteria for your service.
Plan the interconnect ↗Operational visibility
Connect call records, quality indicators and incident evidence to the same call path.
Understand monitoring ↗Availability commitments, continuity arrangements and capacity are confirmed in the applicable service agreement.
Global requirements.
Destination-level answers.
Coverage is a service question. Tell us where you need to terminate calls, receive traffic or provision numbers.
Review termination, origination, local numbers and toll-free independently. Availability, documentation and permitted use depend on the market.
Explore coverage requirementsEvery call follows a policy.
- 01Customer SBCCall initiation
INVITE - 02VirPhone EdgeIngress validation
100 TRYING - 03Routing EngineRoute selection
180 RINGING - 04Carrier RouteCall established
200 OK - 05Destination PSTNTwo-way media
RTP
Visibility from INVITE to BYE.
Understand the calls behind the aggregate.
Review response codes, destination mix and call records together. Use consistent definitions from testing through reconciliation.
Explore CDR analytics| Destination | Attempts | ASR | ACD | Cost | Status |
|---|---|---|---|---|---|
| Demo group A | 8,240 | 62.1% | 04:42 | $48.20 | Normal |
| Demo group B | 5,180 | 61.3% | 04:28 | $36.10 | Review |
See the operating layer behind the calls.
Explore illustrative views of numbering, routing, traffic and account operations.
DID management
Inventory, assignment and inbound routing.
| Number / market | Type | Assigned route | State |
|---|---|---|---|
| +1 212 555 0104 | Local | Demo trunk A | Assigned |
| +1 305 555 0112 | Local | Demo trunk B | Assigned |
| +44 · masked example | Geographic | Unassigned | Review |
| +49 · masked example | Geographic | Demo trunk C | Assigned |
Traffic overview
Read outcomes alongside the traffic profile.
| Destination | Attempts | ASR | ACD | Cost | Status |
|---|---|---|---|---|---|
| Demo group A | 8,240 | 62.1% | 04:42 | $48.20 | Normal |
| Demo group B | 5,180 | 61.3% | 04:28 | $36.10 | Review |
Carrier routing
A sample policy view, not an active configuration.
| Priority | Route group | Policy | CPS limit | State |
|---|---|---|---|---|
| 01 | Demo primary | Quality preference | 250 | Enabled |
| 02 | Demo alternate | Fallback path | 150 | Standby |
| 03 | Demo restricted | Destination review | — | Restricted |
Call detail records
Example call references and reporting fields.
| Call reference | Direction | Duration | Outcome | Trunk |
|---|---|---|---|---|
| DEMO-004812 | Outbound | 04:36 | Answered | Demo trunk A |
| DEMO-004813 | Inbound | 02:18 | Answered | Demo trunk B |
| DEMO-004814 | Outbound | 00:00 | Not answered | Demo trunk A |
Sample records omit personal calling data. Actual fields and retention depend on the agreed reporting scope.
Rate management
Illustrative commercial data for comparison only.
| Rate deck | Effective | Billing increment | Currency | State |
|---|---|---|---|---|
| Demo deck A | Example period | 60 / 60 sec | USD | Sample |
| Demo deck B | Example period | 30 / 6 sec | USD | Sample |
| Demo deck C | Example period | 60 / 1 sec | USD | Sample |
Not a quote or published rate deck. Confirm destination rates, increments and effective dates with sales.
SIP trunk overview
A visual inventory of connection boundaries.
| Trunk | Direction | CPS | Concurrent limit | State |
|---|---|---|---|---|
| Demo trunk A | Bidirectional | 250 | 500 | Configured |
| Demo trunk B | Inbound | 100 | 300 | Configured |
| Demo trunk C | Outbound | 50 | 100 | Review |
Billing overview
Illustrative usage and invoice presentation.
- Voice usage
- $984.60
- Number services
- $240.00
- Other services
- $60.00
| Document | Period | Amount | State |
|---|---|---|---|
| DEMO-INV-001 | Example month | $1,284.60 | Sample |
Illustrative amounts only. Not an account balance, invoice or offer.
Number selection
A sample workflow for selecting numbering requirements.
| Illustrative result | Type | Next step |
|---|---|---|
| +1 212 555 0104 | Local | Check availability |
| +1 212 555 0116 | Local | Review requirements |
Reserved example numbers, not purchasable inventory. This demonstration does not place orders.
Illustrative interface concept with sample data. Actual portal features, permissions and workflows are confirmed for your account.
| Number / market | Type | Assigned route | State |
|---|---|---|---|
| +1 212 555 0104 | Local | Demo trunk A | Assigned |
| +1 305 555 0112 | Local | Demo trunk B | Assigned |
| +44 · masked example | Geographic | Unassigned | Review |
| +49 · masked example | Geographic | Demo trunk C | Assigned |
From a number
to a connection.
Bring inventory, assignment and inbound routing into one service discussion.
Confirm the market, number type, documentation and receiving SIP destination before planning the rollout.
Explore global numbersConnect the network
to your application.
Start with the integration contract.
Confirm authentication, available operations, event delivery and permissions with the technical team. Build against the documentation supplied for your account.
View developer resources# Workflow sketch · not an API contract application ├─ authenticate with approved credentials ├─ submit a supported operation ├─ inspect the documented response └─ reconcile the resulting state # Use account-specific documentation result → application workflow
Bring your network.
Define the connection.
- 01CUSTOMER SBCYour voice environment
- 02VIRPHONE EDGESIP interconnection
- 03CARRIER NETWORKPSTN connectivity
Plan E.164 formatting, media, caller identity and capacity together. Engineering will confirm supported authentication and transport options for your service.
View interconnect planningProtect every route.
Source access
Review who and what can send traffic into the interconnect.
Explore Source accessTraffic boundaries
Agree destination restrictions and capacity limits.
Explore Traffic boundariesOperational response
Keep incident evidence and escalation ownership clear.
Explore Operational responseInfrastructure for the people
building communications.
Carriers
Add voice services to your interconnect strategy.
Explore CarriersUCaaS Providers
Connect the PSTN layer beneath your hosted seats.
Explore UCaaS ProvidersVoIP Providers
Define the network layer beneath your customer experience.
Explore VoIP ProvidersCLECs / Telcos
Plan connectivity alongside your switching estate.
Explore CLECs / TelcosContact Centers
Size voice paths for queue and dialing demand.
Explore Contact CentersMSPs / Resellers
Define managed-service and carrier responsibilities.
Explore MSPs / ResellersBuilt for voice engineers.
SIP interconnect
Signaling, media and testing considerations.
Explore SIP interconnectTraffic quality
Understand ASR, ACD, PDD and call records.
Explore Traffic qualityTechnical resources
Find the next step for your implementation.
Explore Technical resources