How do you do direct inward dialing?
First, a telephone service provider connects a set of trunk lines to the customer’s hosted PBX. Next, a provider allocates a block of phone numbers and assigns these to the customer as their direct-dial numbers.
What is a direct-dial phone?
A direct-dial number is phone number that bypasses the operator or receptionist and connects directly to the person you’re trying to call.
What is inbound dial-peer?
You can match a call to a dial peer in many ways, including on called or calling number, physical port, and type of call. If a call enters using a voice port, the inbound dial peer is a POTS dial peer. If the call enters using IP, the inbound dial peer is a VoIP dial peer.
What are the matching criteria for incoming dial peers and outgoing dial peers in their order of preference?
Matching Inbound and Outbound Dial Peers
- Match the dialed number (DNIS) using the incoming called-number dial-peer.
- Match the caller ID information (ANI) using the answer-address dial-peer configuration command.
- Match the caller ID information (ANI) using the destination-pattern dial-peer configuration command.
What is SIP trunking service?
SIP trunking is a voice over Internet Protocol (VoIP) technology and streaming media service based on the Session Initiation Protocol (SIP) by which Internet telephony service providers (ITSPs) deliver telephone services and unified communications to customers equipped with SIP-based private branch exchange (IP-PBX) …
What is voice over IP service?
IP-Enabled Services Voice over Internet Protocol (VoIP), is a technology that allows you to make voice calls using a broadband Internet connection instead of a regular (or analog) phone line.
Is direct dial free?
You can direct the calls to your landline, mobiles, or even softphones. Direct dial phone numbers can be local, global, or toll-free, meaning you can reap all the advantages associated with those types of numbers.
What is a DDD number?
Direct distance dialing (DDD) is a telecommunication service feature in North America by which a caller may, without operator assistance, call any other user outside the local calling area.
What happens if there is no matching dial-peer for an outbound call?
If no incoming dial peer matches the calling number, the inbound call leg automatically matches to a default dial peer (POTS or VoIP).
What is the difference between VoIP and POTS dial-peer?
The POTS dial peer maps a dial string to a voice port on a local router or gateway. VoIP a dial peers are used to define packet voice network attributes and map dial strings to a remote router or device. The following sample configurations provide basic examples of POTS and VoIP dial peers.
What is the primary difference between POTS and VoIP dial peers?
Voice over IP dial peers includes VoIP capable computers, routers, and gateways in a network. POTS dial peers include traditional telephone devices such as phone sets, cell phones, and fax machines. Dial peers are used to configure dial plans and to identify call source and destination endpoints.
What is the minimum order that a customer can place for SIP trunk?
TDM trunks typically support a minimum of 23 voice channels, whereas SIP trunks can be purchased in any increment without requiring a dedicated wide area network (WAN) circuit. Customers may implement SIP trunks over existing WAN services, dedicated WAN connections or even the public internet.
What is Direct Inward Dialing?
Direct Inward Dialing (DID) is a service of a local phone company (or local exchange carrier) that provides a block of telephone numbers for calling into a company’s private branch exchange (PBX) system.
What are the dialing plans in Cisco Unified CME?
In Cisco Unified CME, phones register using the leading ‘+’ dialing plan in two ways. Phones can either register with the extension number or with leading + E.164 number. When phones are registered with extension number, the phones will have a dial peer association with the extension number.
Can I retain my old telephone number plan when installing CME?
If you install a Cisco Unified CME system to replace an older telephony system that had an established telephone number plan, you can retain the old number plan. Cisco Unified CME supports flexible extension number lengths and can provide automatic conversion between extension dialing and E.164 public telephone number dialing.
What is transferredirect-target in CME?
redirect-target—Associates the translation rule with transfer-to numbers and call-forwarding final destination numbers. This keyword is supported by SIP phones in Cisco Unified CME 4.1 and later versions. translation-rule- number —Reference number of the translation rule configured in Step 3.