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CHENGDU ZYCOO ELECTRONIC INFORMATION TECHNOLOGY CO., LTD

ip phone (zp 202)

1Software
Support three SIP accounts at the same time.
Support NAT
DHCP client and server
Support PPPoE
Upgrade firmware through FTP, TFTP or HTTP.
Support major G7. Xxx CODEC.
VAD, CNG.
G.165 compliant 16ms echo cancellation
Tone generation and Local DTMF regeneration according with ITU-T
E.164 dial plan and customized dial rules
Support inband audio, RFC2833, SIP info and for DTMF
asterisk pbx (ZX-4E1/T1)

ZX-4E is a Quad-Span E1 half-length PCI card which supports both telephony and data modes. ZX-4E has four E1/PRI interfaces supporting PRA signalling, HDLC,PPP and Frame Relay data modes, and any combination thereof. With ZX-4E, you can easily build your IP-PBX or Carrier system with handling 124 channels/calls:
Features:
1. Same as Tormenta2 and Digium''''''''''''''''''''''''''''''''s E400P c
ip phone series (zp 206)

Main feature
Headset function
4 sip servers can be choiced by hard key
larger LCD
high voice quality can be used as conference phone

1Software
Support four SIP accounts at the same time.
Support NAT
DHCP client and server
Support PPPoE
Upgrade firmware through FTP, TFTP or HTTP.
Support major G7. Xxx CODEC.
VAD, CNG.
G.165 compliant 16ms echo cancellation
Tone generation and
ZXM400--asterisk pbx (ZXM400)

ZXM400 is an interface module card of simulation telephone, which can support 4 Line simulations outside-line, and FXO can make up with FXS freely. It meets the flexible demands of small and medium-sized enterprises, and it''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''s the most popular and use cards of Asterisk. It can the rate of compatible for Digium'''''''''''''''''''''''''''
ATA

3. Software Feature
Protocol: IETF SIP RFC3261
Codec: G.711μ-law, G711 a-law, 729a
Security:
HTTP 1.1 basic/digest authentication for Web setup
MD5 for SIP authentication (RFC 2069/ RFC 2617)
Dial Methods:
Direct IP call without SIP proxy
Dial number via SIP server
Voice Quality: VAD, CNG, G.168, Jitter buffer
QoS: ToS field
Dial Signal: DTMF dialing
Tone: DTMF, Ring Tone, Ring B

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