Cisco SPA502G 1-Line IP Phone with Display, PoE and PC Port
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Cisco SPA502G IP τηλέφωνο 1 γραμμής με μονόχρωμη οθόνη υψηλής ανάλυσης
Χρησιμοποιήστε το IP τηλέφωνο SPA502G και αποκτήστε ένα business τηλέφωνο 1 γραμμής που διαθέτει μονόχρωμη οθόνη 128 x 64 pixels. Υποστηρίζει έως 2 SPA 500S modules επέκτασης, καθώς και λειτουργίες όπως αναμονή κλήσεων, προώθηση κλήσεων, τηλεφωνικός κατάλογος, κτλ, ενώ διαθέτει και 2 θύρες Ethernet 10/100 με PoE υποστήριξη και δυνατότητες σύνδεσης με PC.
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Cisco SPA502G 1-Line IP Phone with Display, PoE and PC Port

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Τεχνικά χαρακτηριστικά
Physical interfaces Two 10/100BASE-T RJ-45 Ethernet ports (IEEE 802.3)
Handset: RJ-9 connector
Built-in speakerphone and microphone
Headset 2.5mm jack
Data networking ● 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)
● 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)
Voice gateway ● SIP version 2 (RFC 3261, 3262, 3263, 3264)
● SPCP with the Cisco Unified Communications 500 Series
● SIP proxy redundancy: dynamic via DNS SRV, A records
● Reregistration with primary SIP proxy server
● SIP support in NAT networks (including STUN)
● SIPFrag (RFC 3420)
● Secure (encrypted) calling via SRTP
● Codec name assignment
● Voice algorithms:
◦ G.711 (A-law and μ-law)
◦ G.726 (16/24/32/40 kbps)
◦G.729 A
◦ G.722
● Dynamic payload support
● Adjustable 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
● IP address/URI dialing support
● Call progress tone generation
● Jitter buffer: adaptive
● Frame loss concealment
● Comfort Noise Generation (CNG)
● Voice activity detection (VAD) with silence suppression
● Attenuation/gain adjustments
● VMWI - Voicemail Waiting Indicator, via NOTIFY, SUBSCRIBE
● Caller ID support (name and number)
● Third-party call control (RFC 3725)
Telephony Features ● One voice line
● One SIP registration
● Line status: active line indication, with name and number
● Menu-driven user interface
● Shared line appearance**
● Speakerphone
● Call hold
● Music on hold**
● Call waiting
● Caller ID name and number
● Outbound caller ID blocking
● Call transfer: attended and blind
● Three-way call conferencing with local mixing
● Multiparty conferencing via external conference bridge
● Automatic redial of last calling and last called numbers
● On-hook dialing
● Call pickup: selective and group**
● Call park and unpark**
● Call swap
● Call back on busy
● Call blocking: anonymous and selective
● Call forwarding: unconditional, no answer, on busy
● Hot line and warm line automatic calling
● Call logs (60 entries each): made, answered, and missed calls
● Redial from call logs
● Personal directory with auto-dial (100 entries)
● Do not disturb
● Digits dialed with number auto-completion
● Anonymous caller blocking
● Uniform Resource Identifier (URI) (IP) dialing support (vanity numbers)
● On-hook default audio configuration (speakerphone and headset)
● Multiple ring tones
● Called number with directory name matching
● Ability to call number using name: directory matching or via caller ID
● Subsequent incoming calls show calling name and number
● Date and time with support for intelligent daylight savings
● Call start time stored in call logs
● Call timer
● Name and identity (text) displayed at startup
● Distinctive ringing based on calling and called number
● 10 user-downloadable ring tones
● Speed dialing, eight entries
● Configurable dial/numbering plan support
● Intercom**
● Group paging
● Network Address Translation (NAT) Traversal, including Simple Traversal of UDP Through NATs (STUN)
● DNS SRV and multiple A records for proxy lookup and proxy redundancy
● Syslog, debug, report generation, and event logging
● Highly secure call encrypted voice communications support
● Built-in web server for administration and configuration with multiple security levels
● Automated remote provisioning, multiple methods; up to 256-bit encryption (HTTP, HTTPS, Trivial File
Transfer Protocol [TFTP])
● Option to require administrator password to reset unit to factory defaults
Hardware Features ● Pixel-based display: 128 x 64 monochrome LCD graphical display with backlight
● Dedicated illuminated buttons for:
◦ Audio mute on/off
◦ Headset on/off
◦ Speakerphone on/off
● 4-way rocking directional knob for menu navigation
● Voicemail message waiting indicator (VMWI) light
● Voicemail message retrieval button
● Dedicated hold button
● Settings button for access to feature, setup, and configuration menus
● Volume control rocking up/down knob controls handset, headset, speaker, ringer
● Standard 12-button dialing pad
● High-quality handset and cradle
● Built-in high-quality microphone and speaker
● Headset jack: 2.5 mm
● LED test function
● Two Ethernet ports with integrated Ethernet switch: 10/100BASE-T RJ-45
● 802.3af-compliant PoE
● Optional 5 VDC universal (100-240V) switching; power supply is ordered separately (Cisco PA100)
Security ● Password-protected system, preset to factory default
● Password-protected access to administrator and user-level features
● 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 Transport Layer Security (TLS)
● Secure Real-Time Transport Protocol (SRTP)
Provisioning, administration,
and maintenance
● Integrated web server provides web-based administration and configuration
● Telephone keypad configuration via display menu/navigation
● Automated provisioning and upgrade via HTTPS, HTTP, TFTP
● Asynchronous notification of upgrade availability via NOTIFY
● Nonintrusive in-service upgrades
● Report generation and event logging
● Statistics transmitted in BYE message
● Syslog and debug server records: configurable per line
Power supply Power supply is optional and is purchased separately
Models: Cisco PA100-NA, PA100-EU, PA100-UK, PA100-AU
Switching type (100-240V) automatic
DC output voltage: +5 VDC at 2.0A maximum
Power adapter: 100-240V 50-60 Hz (26-34 VA) AC input
Indicator lights and LEDs Speakerphone on/off button with LED
Headset on/off button with LED
Mute button with LED
Message waiting LED
Package Contents ● Cisco SPA 502G 1-Line IP phone, handset, and stand
● Handset cord
● RJ-45 Ethernet cable
● Quick-Start Installation
Dimensions (WxHxD) 214 x 212 x 44 mm
Unit weight 0.9 kg
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