| Model | 
Vigor2927Fac | 
| PHẦN CỨNG | 
| Port | 
1 x SFP 100/1000Mbps WAN | 
| 1 x GbE WAN  | 
| 5 x GbE LAN | 
| 2 x USB 2.0 | 
| Nguồn | 
DC 12V/2A | 
| Nút điều khiển | 
1 x Factory Reset Button | 
| PHẦN MỀM | 
| WAN | 
Ethernet WAN | 
| DHCP Client | 
| Static IP | 
| PPPoE  | 
| PPTP / L2TP (WAN-2 only) | 
| 802.1q Multi-VLAN Tagging  | 
| IPv6 Connection Type | 
| Dual Stack: PPP, DHCPv6 Client, Static IPv6 | 
| Tunnel Mode: TSPC, AICCU, 6rd, 6in4 Static Tunnel | 
| USB WAN | 
| PPP(3G) / CDC driver(3G) / support IPv6 protocol :TSPC/AICCU | 
| Dual WAN | 
| Load-Balance / Route Policy | 
| Outbound policy-based load-balance | 
| WAN Connection Failover | 
| Multiple-VLAN | 
| Network | 
Hotspot Web Portal | 
| Packet Forwarding Acceleration | 
| DHCP client/relay/server | 
| DHCP Option: 1,3,6,51,53,54,58,59,60,61,66,125 | 
| IGMP v2/v3 | 
| LAN DNS /DNS Forwarding | 
| Dynamic DNS | 
| NTP Client | 
| RADIUS /TACACS+ Client | 
| Internal RADIUS Server | 
| Active Directory /LDAP compatible (client) | 
| DNS Cache/Proxy and LAN DNS | 
| UPnP 50 sessions | 
| Wake on LAN | 
| Bonjour service | 
| Routing Protocol | 
| Static Routing | 
| RIP v1/v2 | 
| BGP | 
| Triple-Play Application | 
| IGMP snooping/proxy | 
| 8 x Multiple Subnet LAN | 
| Management | 
Web-based User Interface (HTTP/HTTPS) | 
| CLI (Command Line Interface, Telnet/SSH) | 
| Administration Access Control | 
| Configuration Backup/Restore | 
| Built-in Diagnostic Function | 
| Firmware Upgrade via TFTP/HTTP/TR-069 | 
| Logging via Syslog | 
| SNMP v2/v3 | 
| Support SMS/E-mail Alert | 
| Management Session Time Out | 
| Two-level Management (Admin/User Mode) | 
| External device detection (master mode) | 
| TR-069/TR-104 | 
| Support Multiple-Firmware Upgrade Utility (MFUU) | 
| Dashboard | 
| Chất lượng dịch vụ | 
QoS | 
| Guarantee bandwidth for VoIP | 
| Class-based bandwidth guarantee by user-defined traffic categories | 
| DiffServ Code Point classifying | 
| 4-level priority for each direction (Inbound/Outbound) | 
| Bandwidth borrowed | 
| Bandwidth/Session limitation | 
| Smart Bandwidth Limit | 
| config by ip range | 
| Layer-3 (TOS/DSCP) QoS | 
| Layer-2 (802.1p) QoS | 
| WAN budget | 
| VPN | 
Up to 50 VPN Tunnels (including 25 SSL VPN tunnels) | 
| VPN Wizard | 
| VPN Trunk with Backup / Load Balance | 
| Protocol : PPTP, IPsec, L2TP, L2TP over IPsec, GRE over IPSec | 
| Encryption : MPPE and hardware-based AES/DES/3DES | 
| Authentication : SHA | 
| IKE Authentication : Pre-shared Key and Digital Signature (X.509) | 
| LAN-to-LAN, Teleworker-to-LAN (remote user dial-in) | 
| DHCP over IPsec | 
| IPsec NAT-traversal (NAT-T) | 
| Dead Peer Detection (DPD) | 
| VPN Pass-through | 
| mOTP | 
| Tính năng nâng cao | 
Firewall | 
| DMZ Host:Port-redirection, Open Port, Port Triggering | 
| User-based / Rule-based Firewall | 
| Object-based Firewall:SPI (Stateful Packet Inspection) (Flow Track) | 
| DoS Prevention | 
| Time Schedule Control | 
| DNS Filter Enhancement | 
| User Management | 
| Firewall Wizard Mode and Advanced Mode | 
|  CSM (Content Security Management) | 
| APP Enforcement | 
| Support APPE Signature Upgrade by license | 
| URL Content Filter | 
| Access Control : URL Keyword Blocking (White/Black List) | 
| Web Feature : Java Applet, Cookies, Active X, Compressed, Executable, Multimedia File Blocking | 
| Web Content Filter (support Cyren and BPjM) | 
| DNS Filter | 
| Central Device Management | 
| AP Management | 
| VPN Management | 
| Switch Management | 
| External Devices  | 
| USB | 
File System | 
| Support FAT32 File System | 
| Support FTP Function for File Sharing | 
| 3.5G (HSDPA) and 4G (LTE) as WAN3/WAN4 by using USB dongle (can support Dual USB WAN) | 
| USB Device Status (disk/modem/printer/sensor) | 
| Support USB Temperature Sensor | 
| Support file sharing (DrayTek’s own SMB protocol stack) | 
| THÔNG SỐ KHÁC | 
| Môi trường | 
Temperature   Operating : 0°C ~ 45°C | 
| Temperature  Storage : -25°C ~ 70°C | 
| Humidity :10% ~ 90% ( non-condensing )    |