Optima Business VoIP Solutions

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Table of Contents

1Solution Overview... 2

2Solution Description... 2

3SIP Functionality & Features...3

A)Basic Media Sessions...3

I.One-way incoming call ...3

II.One-way outgoing call ...3

III.Two-way call ...3

IV.Originated two-way call ...3

V.Canceled call ...3 VI.Video call ...4 VII.IVR navigation ...4 VIII.Conference call ...4 B)Transfers/re-directions ...4 I.Call forward ...4

II.Local attended transfer: success ...4

III.Local attended transfer: busy transfer target ...5

IV.Local attended transfer: transfer target does not answer ...5

V.Local attended transfer: nonexistent transfer target ...6

VI.Local attended transfer: transferee hangup ...6

VII.Local blind transfer: success ...7

VIII.Local blind transfer: Busy transfer target ...7

IX.Local blind transfer: Nonexistent transfer target ...8

X.Local blind transfer: Transfer target does not answer ...8

XI.Local blind transfer: transferee hangup ...9

XII.Local blond transfer: success ...9

XIII.Local blond transfer: transfer target does not answer ...10

XIV.Local blond transfer: transferee hangup ...10

XV.Remote attended transfer: success ...11

C)FAX ...11 I.Pass-through ...11 II.Origination ...11 III.Termination ...11 D)Initial registration ...11 E)Re-registration ...12 F)Registration timeout ...12 G)Unregistration ...12 H)Message Waiting ...12

I.Message Waiting Notification ...12

I) Presence ...12 I.Presence Notification ...12 II.Dialog-info Notification ...13 J)Call pickup ...13 K)Call Completion ...13 I.CCBS: Timeout ...13

II.CCBS: Caller busy ...14

L)Messaging ...14 I.Passthrough ...14 II.Origination ...14 III.Termination ...14 4Voicemail Menu... 14 5Deployment Scenarios...16

I.Single Branch Deployment...16

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1 Solution Overview

Optima Business VoIP solutions is a state-of-art unified communication system that consolidates voice, messaging and optional video communication in one solution. It comes with a huge pack of features and functions that are enabled on demand with a click of a button. This solutions is designed to meet business communications needs of any size of business ranging from a small enterprise with two users and can be scaled up to handle the needs of a large organization with more than 1000 users. The power lies in the modular design approach which facilitates plug and play capability for both hardware and software part of the solution. Optima Business VoIP solution is not only able to meet all your business communication needs with minimal cost of installation and setup but also guarantees you an ultimate quality, reliability, low cost communications and quick return on investment

2 Solution Description

Optima Business VoIP solutions is built on top of certified Asterisk 13.2 IP PBX software as the foundation for the core IP PBX functions. Optima ICT have extended the functionality of Asterisk 13.2 to meet modern standard unified communication needs as well as customers specific needs which tend to vary from one customer to another. The flexibility that comes with Asterisk based IP PBX has made it easy for our customers to enjoy a wide range of applications and features that we have built using Asterisk and related compatible communication platforms.

• The new SIP module that comes with Asterisk 13.2 is non-monolithic and quite modular allowing us to develop our own sub modules with an aim to add customer specific functionality such as out-of-the-box Voice-mail, SMS, email, IVR or Video applications

• IAX version 2 protocol enable trunking between two or more Asterisk instances allowing seamless integration of VoIP communication in a multi-branch organization. IAX works smoothly even in a NAT environment

• Voicemail comes as a standard feature with several functions for storing and retrieving messages. There are also more than one options on how voice messages and passwords are stored in the systems. Customers are able to set their own

passwords, send,store or retrieve messages in different folders

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Optima Business VoIP solution supports several Analog and Digital Telephone cards from

Digium(http://www.digium.com/en/products/telephony-cards/ ) adding more flexibility on how far we can build a custom and scaleable solution using the wide range of telephony-cards. The solution is compatible with PSTN, E1/T1, GSM and ISDN lines

• Optima Business VoIP includes SMSto Email, Email2SMS, Instant messaging, Voicemail2SMS as well as Voicemail2email functionality deployed as an additional service the standard voice-mail feature

• Virtual meetings are not left out of this unified communication platform. Conference bridge comes as a standard feature configurable with a touch of a button. Users are able to join and leave conference calls using simple dial process. Numerous Conference Bridges can be created as per the demand

• Through the Asterisk Gateway Interface(AGI) or Asterisk REST Interface (ARI), we can integrate your existing business applications with asterisk to enable data exchange and inter-operation making your IT systems fully automatic and efficient. An example is linking your third party IVR system to use Asterisk based SIP channels and route calls appropriately in a call center

• Interactive Voice Responder (IVR) Application can be built as part of the Business VoIP system depending on customer specific needs. This is more applicable in call-center deployments where call queuing is employed. Optima Unified VoIP solution is flexible and extendable to allow IVR systems to be built on top of the PJ_SIP stack and is fully supported by the Asterisk Extension Language

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SIP Functionality & Features

A)

Basic Media Sessions

I. One-way incoming call

Alice picks up her SIP phone and dials an extension.

Alice hears a prompt telling her that her phone system has been consumed by weasels. Alice hangs up, confused.

II. One-way outgoing call

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Bob's phone rings. Bob answers his phone.

Bob hears a pre-recorded plea from a politician to cast a vote for him in the upcoming election. Bob hangs up, angry.

III. Two-way call

Alice picks up her SIP phone and dials Bob's extension.

Bob's phone begins ringing; Alice hears ringing in her handset's speaker. Bob's phone's display indicates an incoming call from Alice.

Alice's phone's display indicates the call is directed to Bob. Bob answers his phone.

Audio flows bidirectionally between Bob and Alice. Alice hangs up.

IV. Originated two-way call

A script places an outgoing call to Bob. Bob's phone rings.

Bob's phone's display indicates an incoming call from some caller ID. Bob answers his phone.

The script now places an outgoing call to Carol. Carol answers the call.

Carol's phone's display indicates he is connected with Bob. Bob's phone's display indicates he is connected with Carol. Audio flows bidirectionally between Bob and Carol. Bob hangs up.

V. Canceled call

Alice's phone's display indicates the call is going to Bob. Alice hangs up while Bob's phone is still ringing. Bob's phone stops ringing.

VI. Video call

Alice tells her laptop's SIP soft phone to place a call to Bob.

Bob's laptop's SIP soft phone makes a horrible racket indicating there's an incoming call. Bob's laptop's SIP soft phone indicates the an incoming call from Alice.

Bob answers his phone.

Audio and Video flow bidirectionally between Alice and Bob. Alice hangs up.

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VII. IVR navigation

Alice picks up her SIP phone and dials an extension.

An IVR greets her, telling her to press 1 to redirect the call to Bob or 2 to hang up the call. Alice presses 2.

The call is ended.

VIII. Conference call

Alice picks up her SIP phone and dials an extension to join a conference call. Alice's phone's display indicates she is connected to the conference bridge. Bob picks up his SIP phone and dials an extension to join a conference call. Bob's phone's display indicates he is connected to the conference bridge. Carol picks up her SIP phone and dials an extension to join a conference call. Carol's phone's display indicates she is connected to the conference bridge. Audio flows between all three endpoints.

Alice hangs up.

Audio flows bidirectionally between Bob and Carol. Bob hangs up.

Carol hangs up.

B)

Transfers/re-directions

I. Call forward

Bob's phone indicates that the call should be forwarded to Carol's extension. Carol's phone begins ringing; Alice hears ringing in her handset's speaker. Alice's SIP phone should display Carol as the target of the call.

Carol answers her phone.

Audio flows bidirectionally between Alice and Bob. Alice hangs up.

II. Local attended transfer: success

Audio flows bidirectionally between Alice and Bob. Bob presses the attended transfer key on his SIP phone. Bob hears dialtone.

Alice hears music on hold. Bob dials Carol's extension.

Carol's phone begins ringing; Bob hears ringing in his handset's speaker. Carol's phone's display indicates an incoming call from Bob.

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Bob's phone's display indicates the call is directed to Carol. Carol answers her phone.

Carol's phone's display shows that she is connected with Alice. Alice's phone's display shows that she is connected with Carol. Alice stops hearing music on hold.

Audio flows bidirectionally between Alice and Carol. Alice hangs up.

III. Local attended transfer: busy transfer target

Alice hears music on hold.

Bob dials Carol's extension; Carol is currently on another call. Bob hears a busy signal.

Bob presses a button to reconnect him with Alice (maybe attended transfer button. May be line key). Alice stops hearing music on hold.

IV. Local attended transfer: transfer target does not answer

Bob's phone's display indicates the call is directed to Carol. Carol does not answer her phone for several seconds. The call times out, resulting in Bob hearing a fast busy.

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Bob presses a button to reconnect with Alice.

Bob's phone's display indicates the call is connected to Alice. Alice stops hearing music on hold.

Audio flows bidirectionally between Bob and Alice. Alice hangs up.

V. Local attended transfer: nonexistent transfer target

Alice hears music on hold. Bob misdials Carol's extension. Bob hears a busy signal.

Bob presses a button to reconnect him with Alice. Alice stops hearing music on hold.

VI. Local attended transfer: transferee hangup

Audio flows bidirectionally between Alice and Carol. Bob presses the attended transfer key on his SIP phone. Bob hears dialtone.

Bob's phone's display indicates the call is directed to Carol. Carol answers her phone.

Audio flows bidirectionally between Bob and Carol. Alice hangs up.

Bob hangs up.

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VII. Local blind transfer: success

Audio flows bidirectionally between Alice and Bob. Bob presses the blind transfer key on his SIP phone. Bob hears dialtone.

Bob's phone is disconnected from the call.

Carol's phone begins ringing; Alice hears ringing in her handset's speaker. Carol's phone's display indicates an incoming call from Alice.

Alice's phone's display indicates the call is directed to Carol. Carol answers her phone.

VIII. Local blind transfer: Busy transfer target

Note:

The behavior described here is highly dependent on the phone used by Bob. Some phones may react to a failed blind transfer by attempting to revive the initial call, while others may unconditionally end their call on a blind transfer no matter the outcome. Alice picks up her SIP phone and dials Bob's extension.

Alice hears music on hold.

Bob dials Carol's extension; Carol is currently on another call. Bob's phone is disconnected from the call.

Bob's phone begins to ring. Bob picks up the ringing phone. Alice stops hearing music on hold.

IX. Local blind transfer: Nonexistent transfer target

Note:

The behavior described here is highly dependent on the phone used by Bob. Some phones may react to a failed blind transfer by attempting to revive the initial call, while others may unconditionally end their call on a blind transfer no matter the outcome.

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Alice hears music on hold. Bob misdials Carol's extension.

Bob's phone is disconnected from the call. Bob's phone begins to ring.

Bob picks up the ringing phone. Alice stops hearing music on hold.

X. Local blind transfer: Transfer target does not answer

Note:

The behavior described here is highly dependent on the phone used by Bob. Some phones may react to a failed blind transfer by attempting to revive the initial call, while others may unconditionally end their call on a blind transfer no matter the outcome. Alice picks up her SIP phone and dials Bob's extension.

Carol's phone begins to ring; Alice hears ringing in her handset's speaker. Carol's phone's display indicates an incoming call from Alice.

Alice's phone's display indicates the call is directed to Carol. Carol does not answer the call.

Bob's phone begins to ring.

Bob's phone indicates it is being reconnected to Alice. Alice's phone indicates it is being reconnected to Bob. Bob picks up the ringing phone.

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XI. Local blind transfer: transferee hangup

Audio flows bidirectionally between Alice and Carol. Bob presses the blind transfer key on his SIP phone. Bob hears dialtone.

Carol's phone begins ringing; Alice hears ringing in her handset's speaker. Carol's phone's display indicates an incoming call from Alice.

Alice's phone's display indicates the call is directed to Carol. Alice hangs up.

Carol's phone stops ringing. Note:

The following feature refer to a concept called a "blond" transfer. This is the process by which a transferer uses the attended transfer key on his phone to perform a blind transfer. In other words, the transferer presses the attended transfer key, dials the appropriate extension, and then immediately hangs up when the destination begins ringing. Since the process involves hanging up once the far end begins ringing, it means that there are no scenarios to check such as "transfer target busy" or "transfer target nonexistent".

XII. Local blond transfer: success

Bob's phone's display indicates the call is directed to Carol. Bob hangs up his phone.

Alice hears ringing in her handset's speaker.

Carol's phone's display indicates an incoming call from Alice. Alice's phone's display indicates the call is directed to Carol. Carol answers her phone.

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XIII. Local blond transfer: transfer target does not answer

Carol's phone's display indicates an incoming call from Alice. Alice's phone's display indicates the call is directed to Carol. Carol does not answer the call.

Alice hears a fast busy tone. Alice hangs up.

XIV. Local blond transfer: transferee hangup

Carol's phone's display indicates an incoming call from Alice. Alice's phone's display indicates the call is directed to Carol. Alice hangs up.

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XV. Remote attended transfer: success

Alice and Bob are connected on a call on a remote system Bob presses the attended transfer key on his SIP phone. Bob dials Carol's extension.

Carol's phone begins ringing.

Carol's display indicates an incoming call from Bob. Carol answers the call.

Carol's display indicates she is connected to Alice. Audio flows bidirectionally between Alice and Carol. Alice hangs up.

C)

FAX

I. Pass-through

Alice sends a FAX to Bob on her T.38-capable FAX machine. The server relays this FAX to Bob.

Bob receives the FAX on his T.38-capable FAX machine.

II. Origination

Alice presses a button on her computer to remotely send a FAX to Bob. The server sends this FAX to Bob.

Bob receives the FAX on his T.38-capable FAX machine.

III. Termination

Alice sends a FAX to Bob on her T.38-capable FAX machine. The server receives the FAX.

The server notifies Bob that a FAX has been received for him. Bob prints the contents of the FAX on a local printer.

D)

Initial registration

Alice plugs her new SIP phone into the network.

The SIP phone registers its location with the server with a specified expiration. Bob places a call to Alice.

The server is able to locate Alice's phone and call her.

E)

Re-registration

The SIP phone registers its location with the server with a specified expiration. When the expiration is reached, Alice's phone should refresh the registration. Bob places a call to Alice.

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F)

Registration timeout

The SIP phone registers its location with the server with a specified expiration. Alice removes her SIP phone from the network.

The expiration time from the original registration is reached. Bob places a call to Alice.

The server is unable to locate Alice's phone to call her. Bob hears a fast busy tone.

G)

Unregistration

The SIP phone registers its location with the server with a specified expiration. Alice performs a software shutdown on her phone.

The phone unregisters its location with the server. Bob places a call to Alice.

The server is unable to locate Alice's phone to call her. Bob hears a fast busy tone.

H)

Message Waiting

I. Message Waiting Notification

Alice receives a voicemail.

Alice's phone's indicator light glows. Alice listens to the voicemail and deletes it. Alice's phone's indicator light stops glowing.

I)

Presence

I. Presence Notification

Alice adds Bob as a contact on her phone. Bob receives an incoming call.

Bob's phone starts ringing. A light on Alice's phone flashes. Bob answers the call.

The light on Alice's phone glows solid. Bob finishes his call.

The light on Alice's phone stops glowing.

II. Dialog-info Notification

Alice adds Bob as a contact on her phone. Bob receives an incoming call from Carol. Bob's phone starts ringing.

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Alice presses a button on her phone to see information about the call and sees that the call is to Bob from Carol. Bob answers the call.

The light on Alice's phone glows solid. Bob finishes his call.

The light on Alice's phone stops glowing.

J)

Call pickup

Alice adds Bob as a contact on her phone. Bob receives an incoming call from Carol. Bob's phone starts ringing.

A light on Alice's phone flashes. Alice presses a button to retrieve the call.

Carol's phone's display indicates Alice answered the call. Alice's phone's display indicates she is connected to Carol. Audio flows bidirectionally between Alice and Carol. Alice hangs up.

K)

Call Completion

Alice calls Bob's extension. Bob is busy.

Alice presses a button on her phone to request call completion. Bob ends his current call.

Alice's phone rings.

Alice answers the ringing phone. Bob's phone rings.

Bob answers the ringing phone.

I. CCBS: Timeout

Alice presses a button on her phone to request call completion with a specified expiration. Bob stays on his call longer than the expiration.

Bob ends his call. Nothing more happens.

II. CCBS: Caller busy

Alice presses a button on her phone to request call completion. Alice receives a call from Carol.

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Bob ends his current call. Alice ends her call with Carol. Alice's phone rings.

Alice answers the ringing phone. Bob's phone rings.

Bob answers the ringing phone.

L)

Messaging

I. Passthrough

Alice sends Bob a message from her SIP instant messenger client. The message passes through the server to Bob.

Bob receives the message on his SIP instant messenger client.

II. Origination

Alice leaves a voicemail for Bob.

The server sends an instant message to Bob's SIP instant messenger client telling him he has a new voicemail from Alice.

III. Termination

Alice sends Bob a message from her SIP instant messenger client. The server receives the message.

The server sends the contents of the message to Alice's e-mail address.

4 Voicemail Menu

1 Read voicemail messages 3 Advanced options 1 Reply 2 Call back 3 Envelope 4 Outgoing call

5 Send Message (only available if “sendvoicemail” is activated) 4 Play previous message

5 Repeat current message 6 Play next message 7 Delete current message

8 Forward message to another mailbox

1 Use Voicemailnumber (only available if “usedirectory” is activated) 2 Use Voicemail Directory (only available if “usedirectory” is activated) 9 Save message in a folder

0 Save in new Messages 1 Save in old Messages

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2 Save in Work Messages 3 Save in Family Messages 4 Save in Friends Messages * Help; during msg playback: Rewind # Exit; during msg playback: Skip forward 2 Change folders

0 Switch to new Messages 1 Switch to old Messages 2 Switch to Work Messages 3 Switch to Family Messages 4 Switch to Friends Messages 3 Advanced Options

5 Send Message (only available if “sendvoicemail” is activated in the configuration) 1 Use Voicemailnumber (only available if “usedirectory” is activated)

2 Use Voicemail Directory (only available if “usedirectory” is activated) 0 Mailbox options

1 Record your unavailable message 2 Record your busy message 3 Record your name

4 Record your temporary message

1 Record your temporary message

2 Erase your temporary message (going back to the standard message) 5 Change your password

* Return to the main menu * Help

# Exit

After recording a message (incoming message, busy or unavailable greeting, or name) 1 - Accept

2 - Review 3 - Re-record

0 - Reach operator(1) (not available when recording greetings/name)

NOTE: While listening to a recorded voicemail message: Press # to fast-forward, or * to rewind by milliseconds (default to 3000 ms but is configurable). Note that the # and * keys only work when the message is in the process of being played back