Cisco SPA508G

 

Cisco SPA508G

Cisco SPA508 G is a Full-featured 8-line business-class IP phone supporting Power over Ethernet (PoE).It Supports up to two Cisco SP500S Expansion Module, adding up to 64 additional buttons in the SPA508G.

The Wideband audio for unsurpassed voice clarity and enhanced speaker quality.Supported SIP protocol allow the phone to  Connects directly to an Internet telephone service provider or to an IP private branch exchange (IP PBX).

Description

Cisco SPA508 G IP PHONE

IP Phone Cisco SPA508G supports two communication protocols VoIP: SPCP protocol for working with the Cisco UC500 and SIPv2 protocol for working with traditional suppliers of VoIP services and SIP IP PBX servers. Dual Ethernet ports allow the  Computer to connect to  the LAN and allow saving cabling cost.

Contact us for Cisco Phone for your office in Dubai, UAE.We can supply and install cisco SPA 508G any where in UAE . Our services area includes Abudhabi, Dubai, Umm Al Quwain, Ras Al-Kaimah, Sharjah, Umm Al Quwain, All Ain, Ajman and Khor Fakkan.

SPA 502G Technical Specifications:

  • LCD display with a resolution of 128 x 64 (mono)
  • 2 port s 10 / 100BASE-T RJ-45 Ethernet  (IEEE 802.3)
  • The handset RJ-9
  • Built-in speaker and microphone
  • 2.5mm Headset Jack
  • LEDs / buttons:
  • 8 buttons
  • LEDs indicate the status of the line – active, not registered,
  • Illuminated buttons: Audio Mute On / Off Headset On / Off, Speakerphone On / Off

Supported network protocols:

  • MAC address (IEEE 802.3)
  • IPv4 (RFC 791)
  • Address Resolution Protocol (ARP)
  • DNS: A record (RFC 1706), the SRV record (RFC 2782)
  • Dynamic Host Conf iguration Protocol (DHCP) client (RFC 2131)
  • Internet Control Message Protocol (ICMP) (RFC 792)
  • TCP (RFC 793)
  • User Datagram Protocol (UDP) (RFC 768)
  • Real-Time Transport Protocol (RTP) (RFC 1889, 1890)
  • Real-Time Control Protocol (RTCP) (RFC 1889)
  • Differentiated Services (DiffServ) (RFC 2475)
  • Type of Service (ToS) (RFC 791, 1349)
  • VLAN tagging 802.1p / Q: Layer 2 quality of service ( QoS )
  • Simple Network Time Protocol (SNTP) (RFC 2030)

Specification of the voice:

  • 8 lines
  • Voice protocol SIP  v.2 (RFC 3261, 3262, 3263, 3264)
  • SPCP with the Cisco Unified Communications 500 Series
  • Support reduntantnego Server SIP
  • Protocol support SIP  networks with NAT  (including wspacieSTUN server)
  • Registration redoing the primary server SIP
  • SIP Frag (RFC 3420)
  • The ability to initiate encrypted connections via SRTP
  • Voice codecs:
    • G.711 (A-law and μ-law)
    • G.726 (16/24/32/40 kbps)
    • G.729 A
    • G.722
  • Dynamic payload support
  • The possibility laid site and a size of the audio frames per packet
  • Dual-tone multifrequency ( DTMF ), in-band and out-of-band (RFC 2833) ( SIP  INFO)
  • Flexible dial plan support with interdigit timers
  • Support for call by IP address / URL
  • Generating sounds during a conversation
  • Jitter  buffer: adaptive
  • Hiding lost frames
  • Generate artificial background noise generation (CNG)
  • The algorithm recognizes a caller activity (VAD) algorithm damping silence
  • Adjusting damping / profit
  • VMWI – Voicemail waiting indicator, by sub skrypcje, notification
  • Third-party call control (RFC 3725)

Provisioning and Administration:

  • Built Administration Server to manage the administrator and user
  • Management by phone keypad on the screen
  • The system provisioning via HTTPS, HTTP, TFTP
  • Asynchronous notification for updates notification (NOTIFY)
  • Nonintrusive in-service upgrades
  • Generating reports and registration of events
  • Statistics BYE broadcast in the news
  • And syslog server entries dubug: configurable per line

Environmental Specifications:

  • Power supply:
    • Power of Ethernet  802.3af
    • The power supply is optional and is purchased separately
    • Compatible power supply models: Cisco PA100-NA, PA100-EU, PA100-UK, PA100-AU
    • Specifications power supply on the output: +5 VDC at 2.0A
  • Dimensions: 214 x 212 x 44 mm
  • Weight: 0.9 kg
  • Operating temperature: 0 ° ~ 40 ° C
  • Storage Temperature: -20º ~ 70ºC
  • Air humidity Operating: 5% to 95%
  • Air humidity during storage: 5% to 95%