Thiết bị cân bằng tải DrayTek Vigor2927

2 x GbE WAN

5 x GbE LAN

2 x USB 2.0

DC 12V/2A

1 x Factory Reset Button

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

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

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

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

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

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

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)