Cod produs (Part number) original SIP-T42SNume produs Yealink SIP-T42S telefon IPProducator YealinkClasa produsului Telefon IP (SIP)Tip dispozitiv Telefon IPNumar linii VOIP suportate 12 buc. Numar porturi FXS pentru telefon (RJ11) 0 buc. Numar porturi PSTN (RJ11) 0 buc. Protocoale VoIP suportate

• SIP - Session Initiation Protocol
• SIP v2 - Session Initiation Protocol ver. 2
• STUN - Simple Traversal of UDP through NATs
• DTMF - Dual Tone Multi-Frequency

Protocol de criptare sunet

• Opus
• G. 722
• G. 711a
• G. 711u
• G. 723.1
• G. 729AB
• G. 726
• iLBC - Internet Low Bitrate Vocoder

Protocoale si standarde acceptate

• SIP - Session Initiation Protocol
• STUN Client (NAT Traversal)
• Proxy
• DHCP - Dynamic Host Configuration Protocol
• SNTP - Simple Network Time Protocol
• UDP - User Datagram Protocol
• TCP
• DNS - Domain Name System
• QoS - Quality of Service
• DSCP - DiffServ Code Point
• SRTP - Secure Real-time Transport Protocol
• TLS - Transport Layer Security
• MD5 - Message-Digest algorithm 5
• AES - Advanced Encryption Standard
• 802.1X
• IPv6 - Internet Protocol version 6
• LLDP - Link Layer Discovery Protocol
• CDP - Cisco Discovery Protocol
• VLAN
• ICE
PoE - Power over Ethernet

Management, monitorizare şi configurare

• FTP - File Transfer Protocol
• TFTP - Trivial File Transfer Protocol
• HTTP - Hypertext Transfer Protocol
• HTTPS - Hypertext Transfer Protocol Secure
• TR-069
• Syslog - Security Issues in Network Event Logging

Functii suplimentare telefon

• Conferință pe 3 căi
• HD Voice (în bandă largă de sunet)
• Apel IP direct fără proxy SIP
• Ton de apel: selectați / importați / ștergeți

Accesorii standard

• Telefon IP Yealink SIP-T42S
• Handset cu cablu
• Cablu Ethernet (cablu CAT5E UTP de 2m)
• Suport
• Ghid pornire rapida

Informatii suplimentare 1 x USB 2.0Culoare

• Negru
• Argintiu

Latime 212 mmInaltime 175 mmGrosime 189 mmLink la manualwww. yealink. com [LINK]


Denumiri similare la Telefon VOIP Yealink SIP-T42S: SIP T 42 S, SIPT42S, SIP T42S, SIP-T42 S

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