Beschrijving
De D221 is een explosieveilige analoge telefoon adapter (ATA) voor koppeling van analoge telefoons aan een VoIP platform. Elke analoge tweedraads telefoon kan worden gebruikt.
Ex II2GD
II2G Ex dIICT6
II2GD Ex tD A21 IP6X T85C
INERIS 05ATEX0036X
Interfaces
– Telephone Interfaces One (1) FXS port
– Network Interfaces One (1) 10/100Mbps auto sensing ethernet port (RJ45)
– LED Indicators POWER, INTERNET, PHONE
– Factory Reset Button Yes
Voice, Fax, Modem
– Telephony Features Caller ID display or block, call waiting, flash, blind or attended transfer,
forward, hold, do not disturb, 3-way conference
– Voice Codecs G.711 with Annex I (PLC) and Annex II (VAD/CNG), G.723.1, G.729A/B,
G.726, iLBC, OPUS, dynamic jitter buffer, advanced line echo cancellation.
– Short/Long Haul Ring Load 5 REN: Up to 1km on 24 AWG
– Caller ID Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
– Disconnect Methods Busy Tone, Polarity Reversal/Wink, Loop Current
Signaling
– Network Protocols TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, –
TFTP, SSH, STUN, SIP (RFC3261), SIP over TCP/TLS, SRTP, TR-069
– QoS Layer 2 (802.1Q VLAN, SIP/RTP 802.1p) and Layer 3 (ToS, DiffServ, MPLS)
– DTMF Method In-audio, RFC2833 and/or SIP INFO
– Provisioning and Control HTTP, HTTPS, SSH, TFTP, TR-069, secure and automated provisioning using
AES encryption, syslog
Security
– Media SRTP
– Control TLS/SIPS/HTTPS
– Management Syslog support, SSH, remote management using web browser
Power
– Power over Ethernet PoE
Art. 20-0020
