| رابط های کاربری | WAN Port: to connect to 10/100/1000Mbps Ethernet
LAN Port: to connect to 10/100/1000Mbps Ethernet
5V DC IN Jack: to connect to local power with a switching power adaptor
Handset Hook switch: for hang on/off control on handset cradle
Handset Jack: to connect with a handset
Headset Jack: to connect with a headset
External console Jack: to connect with expansion module |
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| کدک صدا | (G.711a/u (64k bps
(G.729A/B (8k bps
G.723.1 high/low
G.726-32G.722 |
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| ویژگی های کیفیت صدا | Silence Suppression
(Acoustic Echo Cancellation (G.167
(Voice Active Detection (VAD
Comfort Noise Generation
Jitter Buffer
(DTMF Transmitter (SIP info, Transparent, RFC 2833
(Packet Lost Concealment (PLC
HD Voice handset |
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| پروتکل های مدیا، شبکه و سیگنال | SIP RFC 3261 & the related RFC standard in Appendix A
SDP RFC 2327
RTP RFC 1889
IP assignment: Static IP, DHCP and PPPoE
STUN, static port mapping (for NAT traversal)
SNTP
DNS & DNS SRV
TFTP/FTP/HTTP/HTTPS for Auto Provision
IP/TCP/UDP/ARP/ICMP
Route and Bridge mode |
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| ویژگی های تماس | Call Hold Resume
Call Mute
Call Waiting
Call waiting Indication
Three Way Conference
Anonymous Call/Rejection
Message Waiting Indication
Auto Answer
Black list
Limit list
Auto hangup
Auto Redial
Ban outgoing
Hotline
BLF/Presence
Action url/Active uri |
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| قابلیت های شبکه | QoS: IEEE 802.1Q & IEEE 802.1p Compliant
Diffserv (DSCP)/ToS
Full range VLAN ID Support
Class of Service Support by VLAN Tag
LLDP
L2TP VPN/OpenVpn |
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| USER INTERFACE AND NETWORK MANAGEMENT | LCD/Keypad UI in English & other Languages
HTTP(WEB) UI in English version & other Languages
FTP/TFTP/HTTP for Firmware remote update
Auto-provisioning (APS) for firmware and profile upgrade
Emergence upgrade if firmware corrupted |
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| SIP Phone | 5 Line و بیشتر |
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| برند | D-link |
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نقد و بررسیها
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