Calling Line Identification Presentation (CLIP) is a functionality allowing you to identify the people that are calling you.

CLIP functionality allows caller's ID (phone number or a name associated to it) to be displayed on your phone display. CLIP is pre-provisioned and pre-activated for all mobile VIVACOM customers.

If you don't want your number to be displayed when calling others you should activate CLIR.

To activate CLIR (Calling Line Identification Restriction) for a single call, enter:
#31# followed by the number you want to dial.

To dectivate CLIR for a single call, enter:
*31# followed by the number you want to dial.

Option A:

• Dial number A.
  
• During the conversation choose Options, then choose New Call.
  
• Dial number B, the connection with A is automatically placed on hold.
  
• Choose Conference from Options.
  
• If a number C calls, press Answer (it is shown on the display).
  
• To add C to the conference press Options and choose Add to conference.

Option B:

• When an incoming calling from number A is followed by a second incoming calling from number B, choose Answer (it is shown on the display) in order to answer B.
  
• The connection with A is automatically placed on hold.
  
• Choose Options, and then Conference, the conference call is completed between the three numbers.

Missed Call Notification (MCN) is a service which informs you about the calls you've missed while you were not reachable.

For example, when your phone is switched off, you were out of coverage, or if you were busy making calls or receiving data, MCN will notify you for the missed calls.

Missed Call Notification can be used together with voice mail. If the caller doesn't leave a message, MCN will notify you of the call.

MCN will send you a notification message in the following cases:

• You're out of coverage
  
• Your phone is switched off
  
• You're making a call and call waiting is not activated
  
• Voice mail is not activated
  
• Your caller hung up without recording a message on your voice mail box
  
• Your caller is calling from a number with present identification

MCN service is pre-provisioned and pre-activated for all mobile VIVACOM customers.

To activate/deactivate MCN, send a SMS text message to short number 1234 with the following text:

To activate:

• In English - MCN ON
  
• In Bulgarian - MCN DA

To deactivate:

• In English - MCN OFF
  
• In Bulgarian - MCN NE

MCN is supported in both English and Bulgarian. To change the language of your MCN service send a free SMS text message to short number 1234 with the following text:

• To change to English - LANG EN
  
• To change to Bulgarian - LANG BG

Notify me is a service that allows when you're not reachable, out of coverage or your phone is switched off your callers to receive a SMS message when you're available again. The text of the message is: ‘The number you tried to call is now reachable: +35987XXXXXXX'

Notify me is preactivated to all mobile VIVACOM customers. Please note that Notify me will not work if Missed Call Notification is not activated.

To activate or deactivate Notify me send a free SMS to short number 1234 with the following text:

To activate:

• In English - AON
  
• In Bulgarian - ADA

To deactivate:

• In English - AOFF
  
• In Bulgarian - ANE

Notify me is supported in both English and Bulgarian. To change the language of your Notify me message send a free SMS text message to short number 1234 with the following text:

• To change to English - LANG EN
  
• To change to Bulgarian - LANG BG

Mobile book is a VIVACOM service that allows you to read literature on your phone.

To order a mobile book, please follow these easy steps:

1. Make sure that your phone supports Java and WAP. Please refer to your phone's user manual.
2. See if you have the necessary WAP settings. If you aren't sure, please contact Customer Service on 123, 24x7.
3. Select a book from here or from VIVACOM WAP-portal, Games section.
4. Send the code of the selected book with an SMS to the number listed for ordering the book. You will receive a confirmation SMS message.
5. Visit wap.vivacom.bg from your phone and select „My orders" from the „Downloads" section.
6. Download the book ordered by you on your phone and open it.