IES-1248 DSLAM ADSL

ADSL2/ADSL2+ Interface

Support G. 992.3 and G. 992.5 ATM Transmission Convergence (ATM-TC) function
Support G. 992.3 and G. 992.5 Spectral Mask
Support EOC and Overhead Channel Access defined in ITU-T Rec. G. 992.3 and ITU-T Rec. G. 997.1
Support the latency path function specified in ITU-T Rec. G. 992.3 and G. 992.5
Support loop diagnostic function specified in ITU-T Rec. G. 992.3 and G. 992.5
Support the power management capability specified in ITU-T Rec. G. 992.3 and G. 992.5
Support the capability of the Seamless Rate Adaptation (SRA) on-line configuration specified in ITU-T Rec. G. 992.3 and G. 992.5
Network Interface
IEEE 802.3u 100base-TX
IEEE 802.3ab 1000base-T
IEEE 802.3z 1000base-LX/1000base-SX
SFP mini GBIC

ATM Functionality
Support Point-to-Point Virtual Circuit Connection (VCC) in the Network
Provide the Peak Cell Rate (PCR) configurable parameter for UBR services specified in ATM Forum Traffic Management 4.0
Provide the Peak Cell Rate configurable parameter for CBR services specified in ATM Forum Traffic Management 4.0
Provide the Peak Cell Rate (PCR) and Sustainable Cell Rate (SCR) configurable parameters for rt-VBR and nrt-VBR services specified in ATM Forum Traffic Management 4.0

The over-subscription of bandwidth is permitted, i. e., total DSL bandwidth can be larger than bandwidth of DSLAM network interface for UBR service
Support the downstream traffic shaping function for each ATM PVC connection
Support the Fault Management (FM) functions of the ATM layer F5 OAM cells for End-to-End Loopback defined in ITU-T Rec. I. 610
Support 64k PVC

IP Functionality
Support ICMP (Internet Control Message Protocol) function, and respond the ICMP request message sent from NMS or other system
Subscriber Management
Support the Ethernet MAC filtering function
Support 64k MAC addresses
Support the DHCP relay agent option 82 function
Support 802.1x
Support port isolation function
Support RFC2684 bridged mode payload encapsulation method
Support the IPSec/L2TP/PPTP VPN pass-through function
Support RFC2516 PPPoE packet forwarding function
VLAN & VLAN Bridge Functions
Provide 1024 configurable VLANs
The VLAN tagging complies with IEEE 802.1Q
Support VLAN bridge function of mapping of multiple PVCs to one VLAN ID
Support the IEEE 802.1Q VLAN tagging

Support GVRP function
Reliability
Support 802.1W RSTP
QoS
Support configurable IEEE 802.1p priority queue function and support 4 levels
Support configurable mapping function between ATM PVC and 802.1p priority queue
Multicast capability for IP network interface
Support RFC2684 bridged mode multicast service
Support Internet Group Management Protocol (IGMP) version 2 specified in RFC2236
Support IGMP snooping function
Support 256 multicast groups
Support 144 copies for each multicast group

Management
Local management through a craft terminal
Support the In-band IP interface for managing the Network
Support SNMP (Simple Network Management Protocol) v1.0 & v2c (RFC1157)
The management activities can be performed by SNMP operations
Support SNMP MIB(s)
Support standard SNMP traps so that these traps can be reported to other NMSs
Centralized Management Software EMS supporting
Hardware Configuration
Two TELCO-50 connectors for 48-port ADSL/ADSL2/ADSL2+
Two TELCO-50 connectors for 48-port splitter card
One mini RJ11 console