Accounts provided by NISS are post paid. Invoices are generated monthly and are billed on the 1st of each month.

All invoices are emailed in PDF format to the contact you provide on sign up and paid via direct debit from Credit Card or Bank account.

Extension Features

• Per customer, centrex numbers forwarded to SIP phones, voicemail, etc.
• SIP PBX features include telemarketer block, caller ID block, selectable caller ID for both internal and external calls, call forwarding, variable ring time, ‘do not disturb’, call park, 
• Voicemail with external access, email notification, web access to messages, and multiple greetings (unavailable, busy, and temporary). Greetings can be uploaded and downloaded on the web interface. Notification of voicemails can be via MWI, email, SMS, and outbound calling, and work with messages left via telephone, web, or SOAP API. Dial out and call back to the sender are supported from the voicemail menu, and fully integrated with billing.
• Unlimited classes of service on outbound calls. Classes can be defined down to an individual number.
• When forwarding calls to external numbers, DTMF can be automatically played to the called party to call a particular extension.
• Call recording, with comprehensive search and listen on the web. Customers can be billed for both recording and storage. Recording can be done for all calls, a percentage of calls, or on demand at the start of a call.
• Call back to authenticated caller ID’s.

PBX Features

• Ability to change caller ID from the SIP PBX connecting to the VoIP service.
• Calls can be authenticated by username and password, source IP address, caller ID, account and PIN entered in an IVR, or called number prefix.
• Multi-level IVRs and Auto Attendants. Every key on the telephone keypad, as well as time out, can be assigned to any feature on the system, or to an external number. External calls are billed to the IVR owner. The messages played to callers can be recorded from a telephone or uploaded in a ‘.wav’ file.
• Customers can set when the conferences run, how many people may join, different PINs for administrators, talkers, and listeners, and a set of telephone numbers and email addresses to notify when conferences start. Conferences can be recurring on a daily, weekly, bi-weekly, monthly, or bi-monthly basis. Numbers can route straight into a individual conference, either with or without a PIN.
• Parallel, serial, and circular hunt groups. Hunt groups can call telephones, external numbers, and SIP URIs. Hunt groups include many find me/follow me features.
• Calls can be routed by date and time of day. Dates and times can be specified up to 20 years in advance, and can be any combination of times, days of the week/month, whole months, and years. For example, between 8:00 and 10:30 on the first Monday of each January and February between 2010 and 2015. Routing can be changed instantly via web or telephone.
• Routing of calls by caller ID, by exact number, area code, country, etc. For example, all calls from a region can be routed to the branch in that region.
• Routing of calls by regular expressions on called/calling numbers, and digits entered by the caller.
• Routing of calls by 3rd party web service. This can be configured by customers, allowing them to control their numbers from their own web server.
• Call screening, where called parties are asked if they wish to accept calls. Callers can be asked to record their names, their caller ID can be played, or a message specific to call flow can be played. This is integrated with billing, so answered call legs are billed even if the call is rejected by the called party.

Fax & Web

• Email to fax with notification via email.
• Fax to email and fax to mailbox with notification via email.
• Voicemail distribution lists can be created and controlled from the web interface.
• Calls can be forwarded to voicemail based on RDNIS.