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The CallGlobal telephone reference

Updated 2026-10-30 · Prepared by Call Global Communications Inc

Short answer: Telephone terminology is easier to use when each label has a clear role. This reference separates the public number, the network connection, the phone software and the controls that protect an account.

Start with the term closest to the problem you are solving. SIP describes signaling, a DID identifies a dialable destination, and a softphone provides the application used to answer.

  • SIP — Explore the sip reference and decide how it fits your telephone workflow.
  • SIP trunk — Explore the sip trunk reference and decide how it fits your telephone workflow.
  • DID — Explore the did reference and decide how it fits your telephone workflow.
  • Softphone — Explore the softphone reference and decide how it fits your telephone workflow.
  • PBX — Explore the pbx reference and decide how it fits your telephone workflow.
  • Web dialer — Explore the web dialer reference and decide how it fits your telephone workflow.
  • E.164 — Explore the e.164 reference and decide how it fits your telephone workflow.
  • Toll-free number — Explore the toll-free number reference and decide how it fits your telephone workflow.
  • Local number — Explore the local number reference and decide how it fits your telephone workflow.
  • Mobile number — Explore the mobile number reference and decide how it fits your telephone workflow.
  • Virtual number — Explore the virtual number reference and decide how it fits your telephone workflow.
  • Non-VoIP number — Explore the non-voip number reference and decide how it fits your telephone workflow.
  • OTP — Explore the otp reference and decide how it fits your telephone workflow.
  • Two-factor authentication — Explore the two-factor authentication reference and decide how it fits your telephone workflow.
  • SMS verification — Explore the sms verification reference and decide how it fits your telephone workflow.
  • Call forwarding — Explore the call forwarding reference and decide how it fits your telephone workflow.
  • Caller ID — Explore the caller id reference and decide how it fits your telephone workflow.
  • G.711 codec — Explore the g.711 codec reference and decide how it fits your telephone workflow.
  • DTMF — Explore the dtmf reference and decide how it fits your telephone workflow.
  • NAT and STUN — Explore the nat and stun reference and decide how it fits your telephone workflow.
  • IVR — Explore the ivr reference and decide how it fits your telephone workflow.
  • CNAM — Explore the cnam reference and decide how it fits your telephone workflow.
  • STIR/SHAKEN — Explore the stir/shaken reference and decide how it fits your telephone workflow.
  • Number porting — Explore the number porting reference and decide how it fits your telephone workflow.

Use the definition to check your setup

Telephone terminology is easier to use when each label has a clear role. This reference separates the public number, the network connection, the phone software and the controls that protect an account.

Start with the term closest to the problem you are solving. SIP describes signaling, a DID identifies a dialable destination, and a softphone provides the application used to answer.

Where the CallGlobal line fits

Your number account provides the public telephone identity, its communication controls and the SIP credentials for compatible software. Other capabilities belong to the application or phone system you choose.

Review the live product feature list before relying on an additional function. Number porting, hosted IVR, voicemail, call recording and a public customer API are not included.

Protect the line and the account

  • Keep account and SIP passwords private, including in support screenshots.
  • Confirm the active rental term before relying on incoming communication.
  • Use the complete international number and only an authorized caller identity.

Frequently asked questions

What does this term describe?

Telephone terminology is easier to use when each label has a clear role. This reference separates the public number, the network connection, the phone software and the controls that protect an account.

How does this affect practical configuration?

Start with the term closest to the problem you are solving. SIP describes signaling, a DID identifies a dialable destination, and a softphone provides the application used to answer.

Does every telephone concept name an included product feature?

No. A glossary explains terminology. The product feature page and your number dashboard identify the functions provided with a CallGlobal line.

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