Cisco SPA122 Router

Cisco SPA122
Descrierea produsului
1 , IEEE 802.3 , IEEE 802.1p , Switching type (100-240V) automatic , Power adapter: 100-240V and 50-60 Hz (26-34 VA) AC input, with 1.8m cord , DC input voltage: 5V DC at 2.0A maximum , Power consumption: 5W , Flash hook timer , Per-call authentication and associated routing , Subscriber line interface circuit (SLIC) : , On-hook threshold (line release): Rdc min 10000 ohm , Silence suppression , Do not disturb , Fax tone detection pass-through , Idle channel noise: 72 dB (typical) , Full-duplex audio , Caller ID blocking , Tip and ring voltage adjustment setting , Return loss (600 ohm, 300-3400 Hz): up to 20 dB , Call progress tone generation , Music on hold , Disconnect tone (for example, reorder tone) , Terminating impedance: 600 ohm resistive or 270 ohm + 750 ohm , Hook flash event signaling , Advanced inbound and outbound call routing , Maximum ringer load: 5 ringer equivalence numbers (RENs) , Message waiting indicator (MWI) tones , Call blocking with toll restriction , Ring voltage: 40-90 Vpk configurable , Rdc DC supervisory range: Rdc min 450 ohm , Comfort noise generation (CNG) , Call transfer, call return, and call back on busy , Fax pass-through using G. 711 , Longitudinal balance: 55 dB (typical) , Echo cancellation (G. 165 and G. 168) , Selective and anonymous call rejection , Ring indication delay setting , Insertion loss (1 Vrms at 1 kHz): 3-4 dB , Jitter buffer: Adaptive , Call waiting, call waiting and caller ID , Configurable ring frequency , 150 nF complex impedance , Caller ID generation (name and number): Bellcore, DTMF, and European Telecommunications Standards Institute (ETSI) , Hotline and warmline calling , On-hook voltage (tip and ring): -46 to -56V , Voice features : , Visual messaging waiting indicator (VMWI) using frequency shift keying (FSK) , Distinctive ringing: Calling and called number , Ring frequency: 20-25 Hz , Attenuation and gain adjustments , Three-way conference calling with local mixing , Real-time fax over IP using T. 38 fax relay (T. 38 support is dependent on fax machine and network and transport resilience) , Off-hook threshold (line seizure): Rdc max 1000 ohm , Voice activity detection (VAD) , Call forwarding: No answer, busy, and all , Fax capability : , Total harmonic distortion (THD) (350 mV peak at 300 Hz): up to 3% , Frame loss concealment , Caller ID with name and number , Ring validation time setting , Frequency response: 300-3400 Hz , Streaming audio server: Up to 10 sessions , Long silence (configurable time setting) silence threshold , Off-hook current: 18-25 mA , QoS (Ethernet port upstream bandwidth control) , Polarity control , Off-hook warning tone , Ring waveform: Trapezoidal , 101 x 101 x 28 mm , Dynamic payload , G. 711 (A-law and μ-law) , SIP support in Network Address Translation (NAT) networks (including Serial Tunnel [STUN]) , SIPv2 (RFC 3261, 3262, 3263, and 3264) , Adjustable audio frames per packet , G. 726 (32 kbps) , Highly secure (encrypted) calling using Secure RTP (SRTP) , SIP proxy redundancy: dynamic through use of DNS SRV A records , Dual-tone multifrequency (DTMF): in-band and out-of-band (RFC 2833) (SIP information) , G. 729 A , Codec name assignment , Reregistration with primary SIP proxy server , Voice gateway : , Independent configurable dial plans with interdigit timers and IP dialing (1 per port) , 153g , 2 RJ-11 FXS phone ports for analog circuit telephone device (tip and ring) , Reset button , 1 WAN 100BASE-T RJ-45 Ethernet Port (IEEE 802.3) , 1 LAN 100BASE-T RJ-45 Ethernet Port (IEEE 802.3) , Phone 1, phone 2, Internet, and power , Debug and syslog server records: Per-line configurable web browser , Nonintrusive, in-service upgrades , Telephone keypad configuration with interactive voice prompts , Ping and traceroute diagnostics , Report generation and event logging , Automated provisioning and upgrade using HTTPS, HTTP, and Trivial File Transfer Protocol (TFTP) TR-069 , Configuration management: Backup and restore , Statistics in Bye message , Asynchronous notification of upgrade availability using Notify , Web browser administration and configuration using integral web server , Support for Bonjour , Real Time Control Protocol (RTCP) (RFC 1889) , TCP (RFC 793) , DHCP Options 159 and 160 , Domain Name System (DNS) A record (RFC 1706) and SRV record (RFC 2782) , Port forwarding , MAC address (IEEE 802.3) , Upload data rate limiting: static and automatic , Differentiated Services (DiffServ) (RFC 2475) and type of service (ToS) (RFC 791/1349) , User Datagram Protocol (UDP) (RFC 768) , Point-to-Point Protocol over Ethernet (PPoE) client (RFC 2516) , Dynamic Host Configuration Protocol (DHCP) server and client (RFC 2131) , SIP channels support both UDP and TCP transport , IPv4 (RFC 791) upgradeable to IPv6 (RFC 1883) , QoS voice packet prioritization over other packet types , VLAN tagging (IEEE 802.1p) , Real Time Protocol (RTP) (RFC 1889) (RFC 1890) , Internet Control Message Protocol (ICMP) (RFC 792) , DHCP client reservation , VPN pass-through with IP Security encapsulating security payload (IPsec ESP), Point-to-Point Tunneling Protocol (PPTP), and Layer 2 Tunneling Protocol (L2TP) , Address Resolution Protocol (ARP) , MAC address cloning , Simple Network Time Protocol (SNTP) (RFC 2030) , SIP Transport Layer Security (TLS) , HTTPS with factory-installed client certificate , Password-protected system reset to factory default , HTTP digest: Encrypted authentication using MD5 (RFC 1321) , Password-protected administrator and user access authority , Up to 256-bit Advanced Encryption Standard (AES) encryption , Provisioning, configuration, and authentication - spa122
Denumiri similare la Router Cisco SPA122: SPA 122
Păreri
Intrebari&Raspunsuri

Prețurile și informațiile de pe paginile noastre sunt furnizate de magazinele partenere și au caracter informativ, unele erori pot apărea. Imaginile produselor au caracter informativ, uneori pot include niște accesorii care nu sunt mereu incluse în pachetul de baza. Informațiile aferente produsului (imagine, descriere, preț) se pot schimba fără notificare prealabilă. Compari.ro nu își asumă responsabilitate pentru eventualele greșeli.

^