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Features 01. Compliant with IEEE 802.3, 802.3u 10/100M Ethernet standard
02. Supports SIP 3261 (Radvision SIP stack), TCP/UDP/IP, RTP/RTCP, HTTP, ICMP, ARP, DNS, and DHCP
03. Interoperable with various third party SIP end user devices
04. Supports popular voice-coders including G.729, and G.711 (A-law and u-law)
05. Supports standard voice features such as Caller ID, Consultation Hold, Call Waiting, Blind Call Transfer, Attended Call Transfer, Call Forwarding, Mid-Call DTMF (only using RTP) and 3-Way Conferencing
06. Supports Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise Generation), and Line Echo Cancellation
07. Supports DIGEST authentication (MD5 only)
08. Provides easy configuration through a web interface and limited configuration through the handset dial-pad
09. Voice over data prioritization ensure high-quality telephone service
10. PSTN Backup support through Hardware Relay-applicable when power is down or when WAN interface is down (Optional)
11. STUN support for NAT traversal
Specification | Model | MVA11A | | Product Name | VOIP Analog Terminal Adapter | | Standards | 1. IEEE 802.3 / 802.3u 10/100M Ethernet Standard
2. SIP v1(RFC2543), v2(RFC 3261)
3. Voice codec : G.711, G.729A/B | | Physical Interface | 1. 10/100Mbps Ethernet, RJ45
2. RJ11 Port for Phone
3. RJ11 Port for PSTN (Optional)
4. Power AC 9V, 1A | | Voice Feature | 1. Voice codec
G.711 : 64k bit/s (PCM)
G.723 : 6.3k / 5.3k bit/s
G.726 : 16k / 24k / 32k / 40k bit/s (ADPCM)
G.729A : 8k bit/s (CS-ACELP)
G.729B : adds AD & CNG to G.729
2. Supports silence Suppression, VAD( Voice activity detection), CNG ( Comfortable noise generator) and LEC (Line echo canceller)
3. Supports Packet Loss Compensation | | Call Function | 1. Call ID
2. Call Waiting Caller ID
3. Consultation Hold
4. Blink Transfer
5. Attended Transfer
6. 3-Way Conferencing
7. Call Waiting
8. Call Forwarding
9. Call Return
10. IP Dialing
11. Speed Dialing | |
| Network Function | 1. PPPoE
2. DHCP Client
3. Friendly web-based configuration | |
| PSTN Backup (Optional) | Supports PSTN Backup | |
| Management Feature | 1. Web Browser
2. Telnet
3. Voice configuration
4. HTTP | |
| Security | 1. HTTP 1.1 basic/digest authentication for Web setup
2. MD5 for SIP authentication (RFC2069/RFC2617) | | Led indicator | Phone, Line, Ethernet and power indicator | | Temperature | 32~122'F (0 ~50'C) | |
| Humidity | Max. 95% (Non-Condensing) | |
| Regulatory Approvals | FCC, CE, A-Tick | |
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