Cisco SPA525G2

Телефоны SIPCiscoVoIP телефония
IP телефон с 5 линиями с цветным дисплеем, PoE, 802.11g, Bluetooth
16155
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  • Описание
  • Технические характеристики

Cisco SPA525G - Телефон IP 5 линий, PoE, wi-fi (802.11g), Bluetooth, MP3 and picture player

Идеальное местоположения: Кабинеты директоров; помещения, где трудно прокладывать проводку; помещения, в которых важен внешний вид и эстетика

  • 5 линий
  • Цветной дисплей с подсветкой
  • Bluetooth
  • WiFi
  • Воспроизведение MP3 и показ изображений

Feature

Benefit

Lighted line keys

5 illuminated call appearance line buttons with tricolor LEDs

Hold key

Puts current call on hold

Voicemail key

1-button access to voicemail

Menu key

Accesses call history, directory, speed dials, MP3 player, web applications, user preferences, network configuration, device administration, and status

Lighted mute key

Lights up red when the call is on mute, and turns off when mute is removed. Also lights red in the event of a network failure

Lighted headset key

Lights up green when pressed and using a Bluetooth or 2.5-mm headset for hands-free calling

Lighted speakerphone key

Activates full-duplex speakerphone; stays lit while speakerphone is on

Lighted message waiting indicator

Lights when there is new voicemail; visible on the phone chassis above the LCD screen; stays lit until the new voicemail has been processed by the user

Graphical display

Color 3.2-in. QVGA (320 x 240 pixels) backlit LCD graphical display

5-way navigational buttons

Navigating menus and multimedia applications

4soft-key buttons

Dynamically present calling options to the user

Network features

Cisco Discovery Protocol, IEEE 802.1p/Q

Wi-Fi

802.11b/g, Wi-Fi Multimedia (WMM) (802.11e)

Wi-Fi security

• Wired Equivalent Privacy (WEP), 64 or 128 bit• Wi-Fi Protected Access (WPA), Personal and Enterprise• WPA2, Personal and Enterprise• Wi-Fi Protected Setup (WPS)

Ethernet switch

10/100 PC switch port enables LAN connectivity to a co-located PC. Can designate separate VLANs (802.1Q) for the PC and Cisco IP phones, providing improved security and reliability of voice and data traffic. 802.3af PoE WAN port; disabled when phone is used in Wi-Fi mode

Volume control

Volume-control toggle provides easy decibel-level adjustments of the handset, monitor speaker, and ringer

Applications

• Customizable screen saver on phone display (Photo Album)• Music player (MP3)• RSS web services• Cisco MonitorView• SIP third-party call control for server-based applications• Lightweight Directory Access Protocol (LDAP) and Cisco XML-based corporate directory support• Cisco XML services interface (XSI)

Call control and audio features

• Call hold• Music on hold1• Call waiting• Caller ID name and number and outbound caller ID blocking• Caller ID mapping for incoming calls• Outbound caller ID blocking• Call transfer - attended or blind• Call conferencing - hosted (N-party) or local (3-party)• Call forwarding - unconditional, no answer, on busy• Visual voice message waiting indicator (VMWI)• Shared/bridge line appearance1• Call pickup - selective and group1• Call park and unpark1• Call back on busy• Call blocking - anonymous and selective• Do not disturb• Intercom1• Group paging1• Extension mobility1• Configurable dial/numbering plan support with inter-digit timers - per line• URL (IP) dialing support• Distinctive ringing based on calling and called number• Supplementary services feature activation codes• Supplementary services announcements codes• Configurable supplementary services soft keys• Individual volume setting per audio path (headset/handset/speaker)

Signaling protocol support

• SPCP• SIP version 2 (RFC 3261, RFC 2543, RFC 3263, RFC 3264, RFC 3275)

Voice features

• SIP proxy redundancy - dynamic via DNS SRV, A records• Re-registration with primary SIP proxy server• SIP support in Network Address Translation (NAT) networks, including simple traversal of User Datagram Protocol (UDP) through NAT (serial tunnel [STUN])• Codec name assignment• Voice algorithms:• G.711 (A-law and µ-law)• G.726 (32 kbps)• G.729 AB• G.722, Wideband Audio• Dynamic payload support• Adjustable audio frames per packet• Dual-tone multi-frequency (DTMF): in-band and out-of-band (RFC 2833), SIP INFO (RFC 2976)• Flexible dial plan support with inter-digit timers• IP address/Uniform Resource Identifier (URI) dialing support• Call progress tone generation• Jitter buffer - adaptive• Frame loss concealment• Voice activity detection (VAD) with silence suppression• Attenuation/gain adjustments• VMWI via NOTIFY, SUBSCRIBE• Caller ID support (name and number)

Data features

• MAC address (IEEE 802.3)• IPv4 (RFC 791)• Address Resolution Protocol (ARP)• DNS A record (RFC 1706), SRV record (RFC 2782)• Dynamic Host Configuration Protocol (DHCP) client (RFC 2131)• Point-to-Point Protocol over Ethernet (PPoE) client (RFC 2516)• Internet Control Message Protocol (ICMP) (RFC 792)• TCP (RFC 793)• UDP (RFC 768)• Real Time Protocol (RTP) (RFC 1889, 1890)• Real Time Control Protocol (RTCP) (RFC 1889), RTCP-XR (RFC 3611)• Differentiated Services (DiffServ) (RFC 2475), type of service (ToS) (RFC 791, 1349)• VLAN tagging 802.1p/Q• Simple Network Time Protocol (SNTP) (RFC 2030)

Security

• Password-protected system reset to factory default• Password-protected administrator and user access authority• HTTPS with factory-installed client certificate• HTTP digest - encrypted authentication via MD5 (RFC 1321)• Up to 256-bit Advanced Encryption Standard (AES) encryption• SIP over TLS for signaling encryption• AnyConnect SSL VPN• SRTP for media encryption

Provisioning, administration, and maintenance

• Web browser administration and configuration via integrated web server• Automated provisioning and upgrade via HTTPS, HTTP, or Trivial File Transfer Protocol (TFTP)• Asynchronous notification of upgrade availability via NOTIFY• Nonintrusive, in-service upgrades• Report generation and event logging• Stats in BYE message• RTP media loopback for quality of service (QoS) monitoring• Syslog and debug server records - per-line configurable

Установка русского языка на телефон

X

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