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  2. Vertical service code - Wikipedia

    en.wikipedia.org/wiki/Vertical_service_code

    A vertical service code (VSC) is a sequence of digits and the signals star (*) and pound/hash (#) dialed on a telephone keypad or rotary dial to access certain telephone service features. [1] Some vertical service codes require dialing of a telephone number after the code sequence.

  3. Operator assistance - Wikipedia

    en.wikipedia.org/wiki/Operator_assistance

    The telephone operator will greet each call participant, gather specific information from each participant, introduce key speakers, and manage questions and answers, all from the telephone. A third number call or third party call is an operator assisted telephone call that can be billed to the party other than the calling and called party. The ...

  4. 12-channel carrier system - Wikipedia

    en.wikipedia.org/wiki/12-channel_carrier_system

    In this system twelve voice channels are multiplexed in a high frequency carrier and passed through a balanced pair trunk line similar to those used for individual voice frequency connections. The original system is obsolete today, but the multiplexing of voice channels in units of 12 or 24 channels in modern digital trunk lines such as T-1 is ...

  5. Contact AOL customer support - AOL Help

    help.aol.com/articles/account-management...

    Sign in to your AOL account.; Once you've signed in to your account, go to our Contact Us page on AOL Help. If the account you're signed in to is eligible for chat support, "Chat with AOL Customer Care" will be displayed as a support option near the top of the page.

  6. Manage conversations in AOL Mail

    help.aol.com/articles/manage-conversations-in...

    Delete a single email. Click on the conversation where the email is located. Click the More Icon | click Delete Message. Delete a full conversation. Locate the thread you want to delete. Click in the box to the left of the message. Click Delete at the top of your Inbox.

  7. Voicemail - Wikipedia

    en.wikipedia.org/wiki/Voicemail

    If someone called the phone number, it never rang on an actual phone, but would be routed immediately to a central voicemail system. The voicemail system answered the call and the caller could leave a long, detailed message. As soon as the message was received, the voicemail system would trigger the citizen's pager.

  8. Telephony Application Programming Interface - Wikipedia

    en.wikipedia.org/wiki/Telephony_Application...

    TAPI allows applications to control telephony functions between a computer and telephone network for data, fax, and voice calls. It includes basic functions, such as dialing, answering, and hanging up a call. It also supports supplementary functions, such as hold, transfer, conference, and call park found in PBX, ISDN, and other telephone systems.

  9. Add, edit or delete contacts in AOL Mail - AOL Help

    help.aol.com/articles/add-edit-or-delete...

    From AOL Mail, click the Contacts icon.; On the bottom, click Add a new contact.; Enter the contact's info. Click Save.