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Zyxel VMG9823
Wireless AC/N VDSL2 Combo WAN (VDSL+GbE WAN) Modem GbE Gateway AC2050

Sorry, this product is no longer available, please contact us for a replacement.


The Zyxel VMG4825 and VMG9823 residential gateways (RGs) provides the ultimate broadband and home connectivity experience by combining the advanced bonded VDSL2 features with carrier-grade, dual-band AC2050 WiFi for the most demanding subscribers. Sophisticated Quality of Service (QoS) for incredible video performance, both wired and wireless, and built-in voice ports (VMG4823) are just a few features that make these RGs an ideal platform for premium services. With over 25 years of experience and extensive industry-wide interoperability, Zyxel offers carrier's solid products with reduced deployment times and lasting subscriber experience.

  • VDSL2 bonding support up to profile 17a
  • G.Vector support improves broadband performance by up to 150%
  • AC2050, dual-band WiFi with 1.7Gbps* 802.11ac Wave 2 technology delivering performance boosting features that include Multi-User MIMO (MU-MIMO) and Beamforming
  • Carrier-grade Quantenna 11ac with 4x4 antenna configuration, optimized for video streaming and IPTV
  • High powered Wi-Fi on both the 5GHz and 2.4GHz bands for extended coverage and performance
  • TR-69 remote device management supporting the latest TR181 data model
  • 2 FXS phone ports with support for extensive voice features (VMG9823) • FTTH capable with gigabit Ethernet WAN port
  • 5 gigabit Ethernet ports and a USB port


Bonded VDSL2 with G.Vector

The VMG4825 and VMG9823 supports VDSL2 bonding with vectoring up to profile 17a. Vectoring support reduces cross-talk for up to 150% increase in performance and range for operators.

Carrier-class WiFi for Seamless Mobility

The VMG4825 and VMG9823 offers dual-band Wi-Fi with performance boosting features that include Multi-User MIMO (MU-MIMO) and Beamforming for simultaneous, lag-free streaming and gaming. Rated at AC2050, the new RGs deliver speeds of up to 1.7 Gbps* over 5Ghz and 300 Mbps* over 2.4Ghz. High powered Wi-Fi on both 5GHz and 2.4GHz APs extend coverage, unleashing the best wireless experience for homes with growing number of Wi-Fi devices. In addition, the ability to create multiple Wi-Fi networks with up to 4 SSIDs helps operators easily create separate WLAN networks for video, data, and guests.

Triple-Play Powerhouse

The VMG4825 and VMG9823 are built with sophisticated QoS, multicast traffic shaping features like IGMP v1/2/3 snooping and VLAN capabilities for premium video delivery service. And built-in Quantenna’s 4x4, 802.11ac chip is a top choice among operators for wireless IPTV. In addition, operators can easily add voice services with VMG9823’s two FXS VoIP ports.

TR-069 Remote Management with TR181 Support

The VMG4825 and VMG9823 support TR-069 that simplifies remote configuration, upgrades, and management thereby reducing cost and improving customer satisfaction. Additional support for the latest TR-181 data model enhances service provider visibility in to subscriber’s LAN network for improved customer support.

Key Applications:



VMG4825 Specifications:
System Specifications
  • 5 GHz band
    • 802.11ac support
    • 1.7 Gbps* data rate
    • Backward compatible to 802.11a/n
    • 4x4 antenna array
    • High power amplier
  • 2.4 GHz band
    • 802.11n support
    • 300 Mbps* data rate
    • Backward compatible to 802.11b/g
    • 2x2 antenna array
    • 400mW high power
  • WEP data encryption (64/128 bit)
  • WPA/WPA2, WPA-PSK/WPA2-PSK (Wi-Fi Protected Access - Pre-Shared Key)
  • WPS (Wi-Fi Protected Setup)
  • Wi-Fi scheduling
  • Multiple SSID (up to 4)
  • VDSL2 (G.993.2) Bonding
    • 200Mbps/100Mbps* down/up data rates
    • Bonding mode: 8a, 8b, 8c, 8d, 12a, 12b, 17a proles
    • Single line mode: 8a, 8b, 8c, 8d, 12a, 12b, 17a proles
    • G.vector (G.993.5)
  • ADSL/2/2+ Bonding
    • ADSL (T1.413), G.dmt (G.992.1), G.lite(G.992.2), ADSL2 (G.992.3), ADSL2+ (G.992.5) compliant
    • Reach Extended ADSL2 (Annex L)
    • Annex M (G.992.3 / G.992.5)
    • ATM/PTM transfer mode
  • G.INP value support up to INP=16
  • PhyR PHY Level Retransmission Technology
  • Auto detect for bonding / single line, VDSL2 prole, and ADSL/2/2+ fallback modes
Router/Bridge Features
  • IEEE 802.1D transparent bridge & basic spanning tree
  • PPPoE (RFC 2516)
  • PPPoA (RFC 2364)
  • MAC Encapsulation Routing / IPoE
  • Network Address Translation (NAT)
  • NAT virtual Server (port forwarding)
  • DHCP client/server/relay with DHCP option 43/60/61/125
  • DNS proxy/dynamic DNS
  • Static/Policy Route
  • IGMP v1, v2, v3
  • IPv6: Dual Stack, 6RD, DS-Lite
  • 802.1Q VLAN tagging/un-tagging
  • Support exible trac classication
  • IGMP v1/v2/V3
  • IGMP snooping
  • IGMP fast leave
  • Web/HTTP: 3 level log-in
  • CLI (Command Line Interpreter) via SSH or Telnet
  • Firmware upgrade via Web/TFTP/FTP/TR069 RPC method
  • Text based conguration (XML based)
  • Conguration backup/update/restore default via Web
  • Congurable access control for remote management (Interface and / port number)
  • Trust Domain(support trust domain list)
  • NTP (Internet Time automatically synchronize)
  • DSL Forum TR-069, TR-098, TR064, TR111, TR181
  • SNMP v1, v2
  • Rom-D support
  • UPnP port forwarding rules on page
  • Session login.(for multiple user conguration with login privilege.)
  • Conguration lter by login privileges
Firewall & Security
  • Generic packet lter
  • DoS attack prevention
  • Parental contro
Hardware Specifications
  • WAN: 1 10/100/1000Mbps Ethernet Port
  • LAN: 4 x 10/100/1000Mbps Ethernet Ports
  • FXS: 2 phone ports [VMG9823]
  • Reset: One reset/restore factory default button
  • USB
  • DSL
  • Power/System
  • DSL 1-2
  • LAN 1-4
  • WLAN-2.4G/WPS
  • VoIP 1-2 [VMG9823]
  • Internet
  • USB
Power supply 12V/3A
Physical Specifications
Item dimensions (WxDxH)(mm/in.) 59 (W) x 218(D) x 218 (H) mm
Environmental Specifications
Operating Temperature 0ºC to 40 º C
Operating Humidity 10% to 90% (Non-condensing)
Storage Temperature -30 º C to 70 º C
Storage Humidity 10% to 95% (Non-condensing)
Certification FCC/IC/CSA


Download the Zyxel VMG9823 Datasheet (PDF).