5248A-DSG |
7204A-NRD
|
Features
- 48-Port ADSL / ADSL2 / ADSL2+ Subscriber Interface with Built-in POTS Splitter
- DMT data rate: Downstream up to 25Mbps / Upstream up to 3Mbps
- 2 x 100Base-T or 2 x. min-GbE Uplink Interfaces
- Web-based GUI Management
- Local RS-232 CLI and Ethernet SNMP / Telnet / SSH / Management
- Firmware Upgradeable via FTP
- Configuration Backup and Restoration via TFTP
- Supports IPSec / L2TP / PPTP VPN Pass-through
- Supports 4K MAC address
- Supports IEEE 802.1q Tag-based VLAN and Protocol-based VLAN
- Layer 2 / 3 Filtering Based on MAC / IP / Protocol / Port number and Ether Type
- Access Control List by MAC / IP / Protocol / Port number
- Traffic prioritization (802.1p)
- Support IGMP Snooping / Proxy per IGMP v1, v2, and v3
- FAN Alarm Indicating
- Temperature Monitoring and System Overheating Trap Functionality
- Support IEEE 802.1d Spanning Tree Protocol and IEEE 802.3ad Link Aggregation
Specifications
Model
- DCE 5248A-DSG / DCE 5248A-DSG-48VDC
|
Features
ADSL COMPLIANCE*1
- COMPLIANT WITH ADSL STANDARDS
- G.DMT.BIS PLUS (ITU G.992.5)
- ADSL2+ ANNEX M (ITU G.992.5 ANNEX M)
- COMPLIANT WITH ADSL2 STANDARDS
- G.DMT.BIS (ITU G.992.3)
- ADSL2 ANNEX M (ITU G.992.3 ANNEX M)
- COMPLIANT WITH ADSL2+ STANDARDS
- FULL-RATE ANSI T1.413 ISSUE 2
- G.DMT (ITU G.992.1)
- G.LITE (ITU G.992.2)
- G.HS (ITU G.994.1)
- SUPPORT G.INP (ITU G.998.4)
ATM Protocols
- ATM Adaptation Layer Type 5 (AAL5)
- Multiple protocol over AAL5 (RFC 2684, formerly RFC 1483)
- VC-based and LLC-based multiplexing
- Bridged or routed Ethernet encapsulation
- OAM F4/F5 loopback
- ATM QoS: UBR, CBR, VBR-rt, VBR-nrt
|
Hardware Specification
Case
- 1.5U high box-type with rack-mountable enclosure
Ports
- Uplink: 2 x RJ-45 (10/100/1000Base-T), 2 x SFP (1000Base-T/SX/LX/EX/ZX/LHX
- MGMT: 1 x RJ-45 (10/100Base-TX)
- Console: 1 x RJ-45 (RS-232 serial port, 9600, 8, N, 1)
- Line: 2 x RJ-21 connectors
- Phone: 2 x RJ-21 connectors
- Fan: 2 x RJ-45
- HK: 1 x RJ-50
|
Network Protocols and Features
- PPPoE (RFC 2516), PPPoA (RFC 2364), DHCP Client, Static IP
- IPv4, IPv6, IPv4/IPv6 dual stack
- DS-Lite and 6RD *2
- NAT, static routing and RIP-1/2
- Virtual server and DMZ
- SNTP, DNS proxy
- Universal Plug and Play (UPnP) Compliant
- Dynamic Domain Name System (DDNS)
- IGMP proxy and snooping
- MLD proxy and snooping
Quality of Service Control
- Traffic prioritization management based on MAC address, IP address, protocol and port number
|
LED Indicator
- 1 x SYS LED
- 1 x ALM LED
- 2 x Uplink LEDs
- 48 x ADSL LEDs
Software Specification
Standard
Compliant with ADSL standard
- ANSI T1.413 issue 2
- G.dmt (ITU G.992.1)
- G.lite (ITU G.992.2)
- G.hs (ITU G.994.1)
Capable of ADSL2 Standard A
Capable of ADSL2+ standard
- G.dmt.bisplus (ITU G.992.5)
|
Firewall
- Built-in NAT firewall
- Stateful Packet Inspection (SPI)
- Prevents DoS attacks including Land Attack and Ping of Death, etc.
- Access control
- MAC filtering, IP filtering, URL filtering
- Password protection for system management
- VPN pass-through
IPTV Application*3
- Virtual LAN (interface grouping)
- Quality of Service (QoS)
- IGMP proxy and snooping
- MLD proxy and snooping
Wireless LAN*4
- Based on wireless-N technology, and compliant with 802.11g, 802.11b standards
- Up to 150Mbps wireless operation rate
- 2.4 GHz–2.484 GHz frequency range
- 64/128 bits WEP supported for encryption
- Wireless security with WPA-PSK/ WPA2-PSK
- WPS (Wi-Fi Protected Setup)for easy setup
- Multiple wireless SSIDs
- Wireless client isolation
|
System
- Subscriber interface with built-in POTS splitter
- Downstream DMT data rate up to 25Mbps
- Upstream DMT data rate up to 3Mbps (Annex M)
- Distance up to 18kft
- 8 PVCs per x DSL port
- DHCP forward
- DHCP relay agent
- PPPoE relay
- IPSec / L2TP / PPTP VPN pass-through function
- PPPoA to PPPoE inter-working
|
Management
- Quick start wizard
- Web-based GUI for remote and local management
- Web GUI permission
- Firmware upgrade and configuration data upload and download via web-based GUI
- Support DHCP server / relay / client (WAN port)
- TR-069 (CWMP) support remote management*5
- Support SNMP
- Diagnostic tool
|
Bridge Function
- Supports IPv4 packet
- Supports IEEE802.1d Ethernet bridge function between trunk Ether port and ATM VCs
- Supports static source MAC table provisioning, automatic source MAC learning block duplicate ones
- Support 4K static MAC address table
- 128 MAC address per x DSL port
- Supports IEEE802.1d Ethernet bridge function between trunk Ether port and ATM VCs
- Supports Rapid Spanning Tree Protocol (RSTP) for the trunk interfaces per IEEE 802.1w
- Supports Link Aggregation in IEEE 802.3ad for 2 GBE links to be aggregated together as logical link
- Support both LACP protocol (dynamic) for load sharing and failover in case of loss of Ethernet link
|
Hardware Specifications
Physical Interface
- DSL: ADSL port
- Ethernet: 4-port 10/100M auto-crossover (MDI/MDI-X) switch
- Factory default reset button
- Wireless on/off and WPS button
- Power jack
- Power switch
- WLAN: 1 fixed antenna
|
VLAN Function
- IEEE 802.1q Port-based / Protocol-based VLAN
- 512 non-stacked VLAN-D simultaneously ranging from 1 to 4095
- VLAN stacking and VLAN cross-connect
- IP Spoofing prevention
- MAC anti-Spoofing
- Port isolation functionally
- Static VLAN group and membership provisioning
Management
- Web based GUI management
- Local RS-232 CLI, and Ethernet SNMP / Telnet / SSH management
- Remote in-band SNMP / Telnet / SSH management
- Firmware upgradeable via FTP
- SNMP v1, v2c
|
Physical Specifications
- Dimensions: 5.87" x 4.25" x 1.12" (149mm x 108mm x 28.5mm)
Power Requirements
Models & Supported Standards
- DCE 7204A-NRD A: Supports Annex A and Annex M (Annex A and Annex M: ADSL over POTS)
Operating Environment
- Operating temperature: 0? - 40?
- Storage temperature: -20? - 70?
- Humidity: 20% - 95% non-condensing
|
Multicast Function
- IP multicast forwarding
- Complies with RFC2684 bridged play load encapsulation mode
- Up to 256 multicast groups and 512 copies simultaneously
- Up to 48 profile-based Multicast Access Control
- Limit maximum number of IGMP group joined per bridge port
- IGMP snooping / proxy per IGMP v1, v2, and v3
- IGMP proxy and IGMP snooping Selection
Security
- Supports layer-2 frame filtering based on MAC and Ether Type
- Supports layer-3 filtering based on IP, Protocol, and Port number
- IEEE 802.1x authentication
|
|
QoS
- Control the bandwidth occupied by broadcast, multicast, and unknown unicast (flooding)
- Rate-limit profile binding and 512 copies simultaneously
- Three Color Marketing (TCM) policer
- Ethernet rate limit per bridge port
- ToS (type of service) / DiffServ (differentiated services) stripped and priority queuing
- DSCP mapping to 802.1q
- Selectable adopted priority queue mechanism according to Strict Priority Queue (SPQ) and Weighted Fair Queue (WFQ)
- Configurable mapping function between ATM PVC and 802.1p priority queue
- Support IP CoS technology
|
|