Specifications of MERA IP Centrex
Features
- Call Hold
- Call Waiting
- Call Transfer
- Call Forward (Conditional and Unconditional)
- Group Call
- Conference Calling (3-way in the current version)
- Voice-to-email
- Call Pick Up
- DISA
- Fax-to-email/Email-to-fax
- Multi-language support
- Set/Query Forward
- Set/Query Alarm
- Set/Query Speed Dial
- Query Time
- Impersonate
- Chat Room
- Auto Dial
- Auto Dial with Call Back
- Redial
- Do Not Disturb
- Televoting
- Follow me
- Black/White List
Supported VoIP protocols
- H.323 v.2
- H.245 v.7
- H.225 v.4
- SIP
- T.38
- RADIUS AAA
Supported codecs
- G.729
- G.729A
- G.723.1 5.3 kBit/s
- G.723.1 6.4 kBit/s
- G.711 mU-Law
- G.711 A-Law
- GSM FR
Capacity
SMB and start-up carriers (1 server)
- CPS — up to 15
- Subscribers — up to 2000
- Load (Erlang) — 0,4
- Concurrent calls — up to 900
Small carriers (4 servers)
- CPS — up to 45
- Subscribers — up to 5000
- Load (Erlang) — 0,4
- Concurrent calls — up to 2000
Middle and Large-scale carriers (11 servers)
- CPS — up to 80
- Subscribers — up to 10000
- Load (Erlang) — 0,4
- Concurrent calls — up to 5000
