The Data Connect 5224V-DSGFP-48
24-Port VDSL2 30A DSLAM 2-SFP


Perfectly Designed for FTTx Last Mile Applications The Data Connect 5224V-DSGFP-48 series is telecom-level high performance VDSL2 IP DSLAM (Digital Subscriber Line Access Multiplexer) with 24-Port VDSL2, 2-Port Gigabit TP / SFP combo interfaces, Hot-Swappable AC/DC Redundant Power System and robust Layer 2+ switching features. The DCE 5224V-DSGFP-48 series is fully compliant with ITU-T G.993.2 standard and supports VDSL2 30a profiles to offer maximum download and upload line rate up to 100/100Mbps on the existing pair lines. The DCE 5224V-DSGFP-48 helps service providers to easily provide high bandwidth demanded triple play service such as IPTV, HDTV, Video Phone and Internet Gaming at the same copper line and uplink to core / metro Ethernet network through the two Gigabit fiber optical interfaces. It is an ideal CO solution for FTTx Last Mile applications of broadband access by ISPs, Telecom and campuses.

Comprehensive and Advanced VDSL2 Configuration For bandwidth and distance of broadband access, the DCE 5224V-DSGFP-48 VDSL2 IP DSLAM supports multiple selective VDSL2 profiles (8a, 8b, 8c, 8d, 12a, 12b, 17a and 30a) and 997/998 Band plan to each subscriber line. To help the ISPs provide always on internet access service in different physical line installation environments, the DCE 5224V-DSGFP-48 supports configurable DPBO (Downstream Power Back-Off) and UPBO (Upstream Power Back-Off) to adjust the downstream / upstream transmit power levels for service provider to reduce the interference by nearby wires. Furthermore, it can be configured on a per-link basis for transmission mode, rate limitation and SNR (Signal-to-noise) margin. These advanced VDSL2 functionalities help service providers to adjust the line performance to ensure the VDSL2 service not be impacted by other xDSL services n the same binder group and building a stable and reliable IP DSLAM solution.

High Speed Connectivity for ISP / Triple Play Devices As the demand of broadband connections increase for home-communication and entertainment needs, VDSL2 technology is the next step media to support the integration of home service and provide significant faster transmission speed than current cable modems and ADSL technology. The DCE 5224V-DSGFP-48 series applies the EoVDSL (Ethernet over VDSL) to provide up to 100Mbps download capability and brings many Multi-Media services come true on local network:

  • VOD (Video on Demand)
  • Voice over IP
  • Video Conference / Video Phone
  • On-Line Game
  • Internet Radio / On-Line Music
  • Long Distance Education

The Data Connect 5224V-DSGFP-48 series gives the excellent bandwidth to satisfy play devices for home entertainment and communication.

Traffic Flow QoS Ensuring for Application Service The VDSL2 DSLAM contains robust QoS features such as Port-Based, 802.1p priority also IP TOS/DSCP. It guarantees the best performance at VoIP and Video stream transmission and empowers the enterprise to take full advantages of the limited network resources.

Efficient Management Afford the current network to grow and expand, the Data Connect 5224V-DSGFP-48 series provides console and telnet command line interface, advanced WEB and SNMP management interface to fill this kind of demand. With its built-in Web-based management interface, the VDSL2 DSLAM offers an easy-to-use, platform-independent management and configuration facility. The VDSL2 DSLAM supports standard Simple Network Management Protocol (SNMP) and can be monitored via any standard-based management software. For text-based management, the VDSL2 DSLAM can also be accessed via Telnet and the console port.  Moreover, the DCE 5224V-DSGFP-48 series offers secure remote management by supporting Secure Socket Layer (SSL) connection which encrypts the packet content at each session. The features above provide an efficient way for the administrators to manage the device from the Internet environment with no need to add extra secure system either by means of hardware or software.

Robust Layer 2 Features For efficient management, via WEB interface the DCE 5224V-DSGFP-48 series can be programmed for basic switch management functions such as port speed configuration, Port link aggregation, IEEE 802.1Q VLAN and Q-in-Q VLAN, Port Mirroring, Rapid Spanning Tree and ACL security. Additionally, the firmware includes advanced features such as IGMP snooping, QoS (Quality of Service), broadcast storm and bandwidth control to enhance bandwidth utilization.

Advanced Security The Data Connect 5224V-DSGFP-48 series offers comprehensive Layer 2, Layer 3 and Layer 4 Access Control List (ACL) to filter out unwanted traffic. It protection mechanism comprises of RADIUS and Port-Base 802.1x user and device authentication. Moreover, the VDSL2 DSLAM provides MAC filter, Static MAC, IP/MAC binding and Port Security for enforcing security policies to the edge. The administrators can now construct highly secured corporate networks with considerably less time and effort than before.

Extremely Reliable Design to Ensure Continuous Operation Power Redundant The Data Connect 5224V-DSGSFP series supports the optional hot-swappable Redundant Power System (RPS) to ensure continuous operation. The Data Connect 5224V-DSGSFP series equips with one 100~240V AC Power supply unit and the DCE 5224V-DSGSFP series equips with one DC -48V power supply unit on their standard package. To enhance the reliability, the 5224V-DSGSFP series provides one spare power supply unit in slot for optional 100~240V AC or DC -48V redundant power supply installation. The continuous power systems are specifically designed to handle high tech facilities requiring the highest power integrity available. Also, the -48V DC power supply implemented makes the DCE 5224V-DSGSFP series VDSL2 DSLAM as a telecom level device that can be located at the electronic room.


The and FAN Status Monitoring
The Data Connect 5224V-DSGFP-48 series is equipped with temperature sensor and cooling fans to ensure reliable operation. Whenever there is abnormal temperature detected or cooling fan service stops, the managed VDSL2 DSALM would display related information on the Web management interface. Therefore, it helps the administrator to efficiently manage the managed VDSL2 DSLAM operation.

helps the administrator to efficiently manage the managed VDSL2 DSLAM operation.


Perfect solution for Network Service Provider to offer broadband services Co-work with various The Data Connect 5224V-DSGFP-48 VDSL2 CPE product line, the DCE 5224V-DSGFP-48 series provides up to 100/100Mbps symmetric data rate within 300m and in long range connections. It offers the benefit of high performance to central office co-location and MTU (Multi-Tenant Unit) / MDU (Multi-Swelling Unit) markets. It provides service of broadband data over existing copper wires without affecting the conventional voice service by 24 subscriber ports with built-in POTS splitter and long distance support through the two fiber optic uplink interfaces.  The various distances of SFP (small-form factor) and Bidi (WDM) transceivers are optional for customers. The DCE 5224V-DSGFP-48 VDSL2 IP DSLAM is a great and ideal solution for FTTx (Fiber to the Building, Fiber to the Campus of Fiber to the Home) application. It supports high bandwidth VDSL2 over existing telephone wires in the “last mile” from the ISP / Telecom / Service provider’s fiber node to the buildings and customers’ home with cost-effective and high value central management capability.


MTU / MDU / Hospitality Solution
IPTV, VOD and digital message broadcasting services are the worldwide hot trends, and more and more service providers have gradually upgraded the client side devices from analog system to digital system. The Data Connect 5224V-DSGFP-48 series VDSL2 CO Switch and DCE 520XXV series VDSL2 CPEs are the best solution to quickly provide cost-effective and high speed network services by utilizing the existing telephone wire infrastructure. IP network installation s straightforward and requires no extra wiring. With enough bandwidth, the 100/100Mbps symmetric capability of DCE 5224V-DSGFP-48 series enables many Multi-Media services on local Internet to come true, such as VOD (Video on Demand), Voice over IP, Video phone, IPTV, distance education, and so on. The DCE 5224V-DSGFP-48 series provides excellent bandwidth to satisfy the triple play devices for entertainment and communication. Meanwhile, this kind of infrastructure will minimize the burden on the Internet.



VDSL Interface

  • 24 Full duplex VDSL links via RJ-21 (Telco-50) connector
  • 24 corresponding POTS lines via RJ-21 (Telco-50) connector
  • Built-in POTS splitter for each VDSL port
  • Link to 5201V-BM, 5204V-BM, 5204V-MR, 5204V-NRD
  • Auto-speed function for VDSL2 link (by distance and cable quality)

Ethernet Interface

  • 2 10/100/1000Mbps TP and SFP shard combo interfaces
  • Auto-MDI / MDI-X detection on Gigabit RJ45 port

VDSL2 Features

  • Cost-effective VDSL2 link and central management solution
  • Compliant with VDSL2 standard – ITU-T G.993.2 – ITU-T G.994.1 – ITU-T G.997.1
  • ITU-T G.993.2, 8a / 8b / 8c / 8d / 12a / 12b / 17a / 30a
  • Configurable Line Template and Alarm Template
  • Configurable UPBO / DPBO / US0 Allow / Virtual Noise PSD
  • Configurable Bits warp / G.hs carrier set / RFI Band
  • Manual / RaInit / Dynamic Rate Adaption
  • DMT (Discrete Multi-Tone) line coding VDSL
  • Up to 100/100Mbps symmetric data rate
  • Selectable target data rate and target SNR margin
  • Built-in surge protection to against surge damage from high energy spike
  • Voice and data communication can be shared on the existing telephone wire simultaneously
  • Supports Downstream / Upstream rate control on each port

Layer 2 Features

  • High performance of Store-and Forward architecture, runt / CRC filtering eliminate erroneous packets to optimize the network bandwidth
  • Broadcast / Multicast / Unicast storm control
  • Supports VLAN – IEEE 802.1Q Tag-Based VLAN – Port-Base VLAN – Q-in-Q tunneling (VLAN Stacking) – GVRP for dynamic VLAN management – Private VLAN Edge (PVE / Protected port)
  • Link Aggregation – IEEE 802.3ad LACP (Link Aggregation Control Protocol) – Cisco ether-channel (Static Trunk)
  • Spanning Tree Protocol – STP, IEEE 802.1D (Class Spanning Tree Protocol) -MSTP, IEEE 802.1s (Multiple Spanning Tree Protocol, Spanning Tree by VLAN)
  • Port Mirroring to monitor the incoming or outgoing traffic on a particular port
  • PPPoE packet pass-through
  • VPN pass-through

Quality of Service

  • 4 Priority queues on all switch ports
  • Traffic classifications – IEEE 802.1p CoS – IP TOS /DSCP to 802.1p priority mapping – Port-Based priority
  • Strict priority and Weighted Round Robin (WRR) CoS policies
  • Voice QoS by application source / destination protocol no.


  • Support IGMP Snooping v1 and v2
  • IGMP snooping v2 fast leave
  • Querier mode support


  • IEEE 802.1x Port-Based network access control protocol
  • RADIUS users access authentication
  • L3 / L4 Access Control List (ACL)
  • MAC Filtering and source IP-MAC / Port-Binding
  • Port Security for source MAC address entries


  • Switch Management Interface – Telnet Command Line Interface – Web switch management – SNMP v1, v2c, v3 switch management – SSL switch management
  • DHCP client for IP address assignment
  • DHCP Option 82 and DHCP Relay
  • SNTP (Simple Network Time Protocol)
  • Built-in Trivial File Transfer Protocol (TFTP) client
  • Firmware upgrade via TFTP or HTTP
  • Configuration upload / download via TFTP or HTTP
  • Four RMON groups 1, 2, 3, 9 (history, statistics, alarms, and events)
  • SNMP trap for interface Link Up and Link Down notification
  • Logging to remote syslog server
  • Link Layer Discovery Protocol (LLDP) for easy network management
  • Supports Ping function
  • Reset button for system management
  • 1 RS-232 male DB9 console interface for Switch basic management and setup
  • User Privilege Control – admin, operator, viewer

Redundant Power System

  • 100 ~ 240V AC / 48V DC Dual power redundant (Optional)
  • Active- active redundant power failure protection
  • Backup of catastrophic power failure on one supply



Hardware Specifications

VDSL Interface
DCE 5224V-DSGSFP: 24-Port VDSL2 Line via 1 RJ-21 (Telco-50) connector
DCE 5224V-DSGFP-48: 24-Port POTS / Telephone via 1 RJ-21 (Telco-50) connectors

1000Mbps Copper Ports
2 10/100/1000Mbps RJ-45 Auto-Negotiation, Auto MDI/MDI-X

SFP / mini-GBIC Slots
2 1000Base-SX/LX/BX, shared with Port-25 ~ Port-26

1 x RS-232 Serial Port (DB9, 57600, N, 8, 1)

Surge Protect

Switch Architecture

Switch Fabric
8.8Gbps / non-blocking

Switch Throughput
6.547Mpps @64Bytes

Address Table
8K entries

Share Data Buffer

Maximum Frame Size
9K Bytes

Flow Control
Back pressure for Half-Duplex
IEEE 802.3x Pause Frame for Full-Duplex

System: Power, SYS Status
Alert: FAN1, FAN2, Power 1, Power 2
VDSL: VDSL Link/Sync.
Gigabit Port: 1000 Link/Active, 100 Link/Active

Reset Button
< 5 sec: System reboot
> 10 sec: Factory Default

Dimensions (W x D x H)
440 x 300 x 88mm, 2U height


Power Requirement
AC Input
DCE 5224V-DSGSFP: 100 ~ 240V AC, 50-60 Hz
DCE 5224V-DSGFP-48: Optional AC Power module
DC Input
DCE 5224V-DSGSFP: Optional DC Power module
DCE 5224V-DSGFP-48: -48V DC; Range: 30V~60V

Power Consumption / Dissipation
130 Watts maximum / 404 BTU/hr maximum

Standard Accessory
– 2-Meter Telco-50 Cable x 2
– FAN Module x 1
– 19” rack mount kit


VDSL2 Standard
Comply with ITU-T G.993.2
Supports provisioning the VDSL optional band (25K to 138K Hz) usage
ITU-T G.994.1 Handshake procedure of each DMT xDSL circuit A
ITU-T G.997.2 Physical layer management of each DMT xDSL circuit


VDSL2 Template
Configurable Line Template
Configurable Alarm Template

VDSL2 Profile
Selectable spectrum profile of
– 8a/ 8b/ 8c/ 8d/ 12a/ 12b/ 17a/ 30a

Band Plan
Selectable band plan for each VDSL line on per port basis Band plan A

Rate Adaption

Power Back-Off
Downstream Power Back-Off (DPBO) PSD
Upstream Power Back-Off (UPBO) PSD

VDSL2 Features
Selectable rate limit control
Selectable target SNR (Signal to Noise Ratio) mode
POTS Voice pass through

POTS Splitter
Compliant with ETSI TS 101 952-1-1 option A for European
The splitter is passive element. Even the system is loss of power; the POTS service is still OK

Layer 2 Function

Management Interface
Console, Telnet, Web Browser, SSL, SNMPv1 / v2c / v3

Gigabit Port Configuration
Port disables / enables
Auto negotiation
10/100/1000Mbps full and half duplex mode selection
Flow Control disable / enable

 Gigabit Port Status
Display each port’s speed duplex mode, link status and flow control status
Auto negotiation status, trunk status

Port Mirroring
TX / RX / Both
1 to 1 monitor

Bandwidth Control
Ingress / Egress rate limit control
Gigabit Port:
– Allow configuring per 128Kbps
VDSL2 Port:
– Allow configuring per 4Kbps

IEEE 802.1Q Tag-Based VLAN, up to 256 VLAN groups, out of 4041 VLAN IDs
Port-Based VLAN, up to 26 VLAN groups
GVRP, up to 128 dynamic VLAN groups
Q-in-Q tunneling
Private VLAN Edge (PVE / Protected port) with two protected port groups
Supports Asymmetric VLAN membership configuration

Spanning Tree Protocol
IEEE 802.1D Spanning Tree
IEEE 802.1s Multiple Spanning Tree
Up to 16 MST instances (0~15)

Link Aggregation
Static Port Trunk
IEEE 802.3ad LACP (Link Aggregation Control Protocol)
13 groups of 8-port trunk support

4 priority queue
Traffic classifications based on
– Port priority
– 802.1p priority
– DSCP / TOS field in IP Packet
VoIP QoS by application protocol no.

IGMP Snooping
IGMP (v1/v2) Snooping, up to 256 multicast Groups

Access Control List
IP-based Layer 3 / Layer 4 ACL
Up to 200 ACL rule entries

Port Security – supports per port MAC limit up to 64 entries
Static MAC and MAC Filter – up to 256 MAC address entries
Source IP / Source MAC Address and Port binding
IEEE 802.1x Port-Based Network Access Control – supporting authentication types:

RFC- 1213 MIB-II
RFC- 2863 Interface MIB
RFC- 2665 EtherLike MIB
RFC- 1493 Bridge MIB
RFC- 2819 RMON MIB (Group 1, 2, 3, 9)
RFC- 2737 Entity MIB

Standard Conformance

Regulation Compliance
FCC Part 15 Class A, CE

Standard Compliance
IEEE 802.3: 10Base-T
IEEE 802.3u 100Base-TX
IEEE 802.3z 1000Base-SX/LX
IEEE 802.3ab: 1000Base-T
IEEE 802.3x: Flow Control and Back pressure
IEEE 802.3ad: Link Aggregation Control Protocol (LACP)
IEEE 802.1D: Spanning tree protocol
IEEE 802.1s: Multiple Spanning tree protocol
IEEE 802.1p: Class of service
IEEE 802.1Q: VLAN tagging
IEEE 802.1x: Port-based authentication network control
ITU-T: G.997.1
G.993.2 VDSL (Profile 30a Support), Annex A
RFC 768: UDP
RFC 791: IP
RFC 854: Telnet
RFC 2068: HTTP
RFC 1112: IGMP version 1
RFC 1157: SNMPv1
RFC 1902: SNMPv2
RFC 2236: IGMP version 2
RFC 5424: Syslog


  • VDSL2: twisted-pair telephone wires (AWG24 or better) up to 1.4km
  • 10/100Base-TX: 2-Pair UTP Cat.5, up to 100m (328ft)
  • 1000Base-T: 4-Pair UTP Cat.5E, up to 100m
  • 1000Base-SX: 50/125µm and 62.5/125µm fiber-optic cable, up to 550m
  • 1000Base-LX: 9/125µm fiber-optic cable up to 10K 50/125µm and 62.5/125µm fiber-optic cable, up  to 550m


0 ~ 50°C

5~95% (non-condensing)

Ordering Information

DCE 5224V-DSGSFP                24-Port VDSL2 30a SNMP Switch 2-SFP / 100 ~ 240V AC Power
DCE 5224V-DSGFP-48              24-Port VDSL2 30a SNMP Switch 2-SFP / 48V DC Power