karika

Prelazak klasične telefonije na IP mreže obećava nam u budućnosti manje troškove telefoniranja i primenu novih aplikacija.
Ovaj prelazak, takođe, predstavlja i izazov da se na pravi način ukomponuju dve potpuno različite tehnologije i filozofije.

SIP-T29G

SIP-T29G je najnapredniji model Yealinkove T2x serije IP telefona i predstavljen je kao zamena za model SIP-T28P, donoseći karakteristike modela SIP-T38G, koje su dodano unapređene. Opremljen je TFT ekranom u boji visoke rezolucije koji daje bogato vizuelno iskustvo. Yealink Optima HD tehnologija omogućuje mu bogati, jasni i čisti zvuk vrhunskog kvaliteta. Tu su i dva Gigabit Ethernet porta, veliki broj mogućnosti proširenja, poput žičnih i bežičnih slušalica putem EHS adaptera, do Bluetooth slušalica putem opcionalnog USB dongla BT40. 10 fizičkih tastera je moguće isprogramirati za 27 različitih funkcija (listanjem na tri stranice).

  • Karakteristike
  • Specifikacije
  • Dva 10/100/1000 Ethernet porta, PoE
  • Ekran u boji 4,3" 480 x 272 piksela s pozadinskim osvetljenjem
  • Yealink Optima HD Voice tehnologija
  • Do 16 VoIP naloga
  • Podrška za naglavne slušalice (žične i bežične putem EHS adaptera)
  • Podrška za spajanje konzole za proširenje EXP20
  • Montaža na zid (opcija)
  • Podnožje s dva ugla nagiba
  • Paperless dizajn
  • Ugrađen USB port, podrška za Bluetooth slušalice (uz BT40)
Phone Features
  • 16 VoIP accounts
  • Call hold, mute, DND
  • One-touch speed dial, hotline
  • Call forward, call waiting, call transfer
  • Group listening, SMS, emergency call
  • Redial, call return, auto answer
  • 3-way conferencing
  • Direct IP call without SIP proxy
  • Ring tone selection/import/delete
  • Set date time manually or automatically
  • Dial plan
  • XML Browser
  • Action URL/URI
  • Integrated Screenshots
  • RTCP-XR
Audio Features
  • HD voice: HD handset, HD speaker
  • Codecs: G.722, G.711(A/μ), G.723, G.729AB, G.726, iLBC
  • DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
  • Full-duplex hands-free speakerphone with AEC
  • VAD, CNG, AEC, PLC, AJB, AGC
IP-PBX Features
  • Busy Lamp Field (BLF)
  • Bridged Line Apperance(BLA)
  • Anonymous call, anonymous call rejection
  • Hot-desking
  • Message Waiting Indicator (MWI)
  • Voice mail
  • Call park, call pickup
  • Intercom, paging
  • Music on hold
  • Call completion
  • Call recording
Directory
  • Local phonebook up to 1000 entries
  • Black list
  • XML/LDAP remote phonebook
  • Intelligent search method
  • Phonebook search/import/export
  • Call history: dialed/received/missed/forwarded
Management
  • Configuration: browser/phone/auto-provision
  • Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy
  • Auto-provision with PnP
  • BroadSoft device management
    Zero-sp-touch, TR-069
    Phone lock for personal privacy protection
    Reset to factory, reboot
    Package tracing export, system log
Display and Indicator
  • 4.3" 480 x 272-pixel color display with backlight
  • 16 bit depth color
  • LED for call and message waiting indication
  • Dual-color (red or green) illuminated LEDs for line status information
  • Wallpaper
  • Intuitive user interface with icons and soft keys
  • National language selection
  • Caller ID with name, number and photo
Feature keys
  • 10 line keys with LED
  • 10 line keys can be programmed up to 27 various features (3-page view)
  • 8 features keys: message, headset, conference, mute, hold, transfer,
  • redial, hands-free speakerphone
  • 4 context-sensitive “soft” keys
  • 6 navigation keys
  • 2 volume control keys
  • Illuminated message key
  • Illuminated headset key
Interface
  • Dual-port Gigabit Ethernet
  • Support Bluetooth headset through USB Dongle
  • 1xRJ9 (4P4C) handset port
  • 1xRJ9 (4P4C) headset port
  • 1XRJ12 (6P6C) EXT port: Supports up to 6 Expansion Modules for an attendant console application
  • Power over Ethernet (IEEE 802.3af), class 3
Other Physical Features
  • Stand with 2 adjustable angles
  • Wall mountable (optional)
  • > External universal AC adapter (optional): AC 100~240V input and DC 5V/2A output
  • Power consumption (PSU): 1.8-5.4W
  • Power consumption (PoE): 2.1-8.0W
  • Dimension(W*D*H*T): 244mm*213mm*185mm*54mm
  • Operating humidity: 10~95%
  • Operating temperature: -10~50°C
Network and Security
  • SIP v1 (RFC2543), v2 (RFC3261)
  • Call server redundancy supported
  • NAT transverse: STUN mode
  • Proxy mode and peer-to-peer SIP link mode
  • IP assignment: static/DHCP/PPPoE
  • HTTP/HTTPS web server
  • Time and date synchronization using SNTP
  • UDP/TCP/DNS-SRV(RFC 3263)
  • QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
  • SRTP for voice
  • Transport Layer Security (TLS)
  • HTTPS certificate manager
  • AES encryption for configuration file
  • Digest authentication using MD5/MD5-sess
  • OpenVPN, IEEE802.1X
  • IPv6