Mitel MiVoice (Aastra) 5000

Capacities:
- 10 users to 15,000 users per server
- 150,000 users when networked
- 2,000 simultaneous calls per server
- 60,000 calls per hour per server

Connectivity:
- Extensions: SIP, IP (proprietary), IP-DECT, SIP Wi-Fi, Cell phones (see AMC solution), Digital phones (through AXSeries gateways), Analogue phones (through ATA, e.g. DRG22i).
- Applications : SIP, VTI-XML, CSTA, TAPI, SAE
- ToIP service providers (operators) : SIP trunk, H.323 trunk

OS : RedHat Linux, VMware compatible

Management:
- Integrated web based (https) portal : Aastra Management Portal
- Or centralized management application : AM 7450
- Management of users : LDAP Directory possibly synchronized on the enterprise directory
- Management of extensions: Terminal Management Application: management of firmware and provisioning of the extensions, through DHCP and FTP services.

Security:
- https (management)
- Sip Digest MD5 (authentication)
- TLS / SRTP (ciphering)

Basic and complex calls:
- Caller/called ID and name display
- Short (abbreviated) numbers, local or DID numbers,
- Large call logs, call by name
- Music on Hold, Call inquiry, Blind transfer, Conference
- Do not disturb, all kinds of forwarding,
- Call waiting, multi-line, multiple keys
- Automatic call back
- Park and retrieve
- Emergency calls
- Organization

Attendant services:
- Greeting Services, ACD
- Contact centers features : login/logoff, Ready/not ready, Discrete listening and Break-in
- Day/night calendars
- Boss / Assistant filtering
- Hunting groups
- Supervision and Pick-up groups
- Associated phones (several phones for one user)
- Multi-tenant services

Resiliency
- Server spatial redundancy over the LAN or a WAN
- Dual-homing
- Call sustaining

Directory
- LDAP directory, optionally secured by replication
- Web user access
- Connectors for real-time synchronization with enterprise directories

Mobility
- IP-DECT, SIP Wi-Fi, FMC (AMC)
- Free seating (mono and multisite)

Security
- Class of services
- Authentication (Sip Digest MD5, 802.1x)
- Signaling ciphering (TLS)
- Voice ciphering (SRTP)

QoS and billing
- Various codec: G.711, G.729a, D.711, T.38, etc.
- 802.1p, 802.1q, DSCP marking
- End to end QoS records from SIP/IP phones
- Detailed CDR

Hotels, Hospitals
- Prepayment, Check-in, Check-out, Room status
- Multi-users phones
- Interfaces with third party front desk applications