Cisco Cisco SPA122 2 Port Phone Adapter with Router SPA122

Functii: Dual-tone multifrequency (DTMF): in-band and out-of-band (RFC 2833) (SIP information) Highly secure (encrypted) calling using Secure RTP (SRTP) G.711 (A-law and ?-law) Voice gateway : G.729 A SIP proxy redundancy: dynamic through use of DNS SRV A records Adjustable audio frames per packet SIP support in Network Address Translation (NAT) networks (including Serial Tunnel [STUN]) Codec name assignment Independent configurable dial plans with interdigit timers and IP dialing (1 per port) G.726 (32 kbps) SIPv2 (RFC 3261, 3262, 3263, and 3264) Dynamic payload Reregistration with primary SIP proxy server Management: Web browser administration and configuration using integral web server Configuration management: Backup and restore Automated provisioning and upgrade using HTTPS, HTTP, and Trivial File Transfer Protocol (TFTP) TR-069 Nonintrusive, in-service upgrades Statistics in Bye message Ping and traceroute diagnostics Telephone keypad configuration with interactive voice prompts Support for Bonjour Asynchronous notification of upgrade availability using Notify Report generation and event logging Debug and syslog server records: Per-line configurable web browser Protocoale: MAC address cloning Domain Name System (DNS) A record (RFC 1706) and SRV record (RFC 2782) Real Time Control Protocol (RTCP) (RFC 1889) SIP channels support both UDP and TCP transport DHCP client reservation VLAN tagging (IEEE 802.1p) Point-to-Point Protocol over Ethernet (PPoE) client (RFC 2516) Simple Network Time Protocol (SNTP) (RFC 2030) MAC address (IEEE 802.3) TCP (RFC 793) QoS voice packet prioritization over other packet types Address Resolution Protocol (ARP) Real Time Protocol (RTP) (RFC 1889) (RFC 1890) Port forwarding Dynamic Host Configuration Protocol (DHCP) server and client (RFC 2131) Differentiated Services (DiffServ) (RFC 2475) and type of service (ToS) (RFC 791/1349) VPN pass-through with IP Security encapsulating security payload (IPsec ESP), Point-to-Point Tunneling Protocol (PPTP), and Layer 2 Tunneling Protocol (L2TP) DHCP Options 159 and 160 Internet Control Message Protocol (ICMP) (RFC 792) Upload data rate limiting: static and automatic IPv4 (RFC 791) upgradeable to IPv6 (RFC 1883) User Datagram Protocol (UDP) (RFC 768) Securitate: Password-protected system reset to factory default Provisioning, configuration, and authentication HTTP digest: Encrypted authentication using MD5 (RFC 1321) SIP Transport Layer Security (TLS) Password-protected administrator and user access authority HTTPS with factory-installed client certificate Up to 256-bit Advanced Encryption Standard (AES) encryption
Model: SPA122
Tip produs: Gateway Digital
Culoare: Negru
Porturi: 2 x RJ-45, 2 x RJ11
Alimentare: 100-240V
Dimensiuni: 101 x 101 x 28 mm
Greutate: 153g