سانترال زایکو CooVox-U20-A202

Call Features

Call Back, Call Forward, Call Hold, Call Paging and Intercom, Call Park, Call Pickup, Call Queue, Call Recording, Call Routing
Blind Transfer, Attended Transfer, Call Waiting, Caller ID, Dial by Name, Music On Hold/Transfer, 3-Way Conference, Video Call
System Capacities
10 Concurrent Calls
Up to 30 IP Phone Registers/Extensions
Recording: 21,000 mins (.gsm); 3,000 mins (.wav)
Voicemail: 21,000 mins (.gsm); 3,000 mins (.wav)
Network Features
DDNS Client
DHCP Server
IPv4/IPv6/IEEE802.1Q
IP Assignment (PPPoE/DHCP/Static)
SNMP v1/v2
TR069
Static Route Table
Trouble Shooting (Ping/Traceroute)
PoE (Power over Ethernet)
VPN Client (N2N/L2TP/PPTP/OpenVPN)
VPN Server (PPTP/L2TP/OpenVPN, Up to 10 Users
Security Features
Refuse SIP Register DoS
Refuse Abort Invite DoS
Refuse SSH Login DoS
Firewall