SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPV6

SIP

4

Grandstream

گوشی تلفن رومیزی

G7.29A/B, G.711µ/a-law, G.726, G.722(wide-band), G723, iLBC, OPUS

5 طرفه

GRP2602W