A2X(W)/A20LTE IP Phone User Manual
ATCOM TECHNOLOGY CO., LIMITEwww.atcom.cn10
1.7. Protocol
IEEE 802.3 /802.3 u 10 Base T / 100Base TX
DHCP: Dynamic Host Configuration Protocol
SIP RFC3261, RFC3262, RFC3263, RFC3264, RFC3265, RFC2543, RFC3489, RFC3842,
RFC3515, RFC2976, RFC3428, RFC2327, RFC2782, RFC1889
TCP/IP: Transfer Control Protocol/Internet Protocol
RTP: Real-time Transport Protocol
RTCP:RTP Control Protocol
DNS: Domain Name Server
TFTP: Trivial File Transfer Protocol
HTTP:Hypertext Transfer Protocol
FTP:File Transfer Protocol
1.8. Compliant and Certified Standard
CE: AGC01180140201E2,AGC01180140202E2
Comply with ROHS in EU
Comply with ROHS in China
Operation temperature: lower than 60° C
Storage temperature: lower than 60° C
Humidity: 10 to 90% no dew
1.9. Packing list
Stand bracket
Wall bracket
Power adapter
Standard for A20W, A20WAC,A20LTE