| 硬件规格 |
| 外壳 |
1.5U high box-type with a rack-mountable enclosure |
| 端口 |
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 |
| LED 指示灯 |
1 x SYS LED
1 x ALM LED
2 x Uplink LEDs
48 x ADSL LEDs
|
| 软件规格 |
| 标准 |
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
- G.dmt.bis (ITU G.992.3)
Capable of ADSL2+ standard
- G.dmt.bisplus (ITU G.992.5) |
| 系统 |
- Subscriber interface with built-in POTS splitter
- Downstream DMT data rate up to 25 Mbps
- Upstream DMT data rate up to 3 Mbps (Annex M)
- Distance up to 18 kft
- 8 PVCs per xDSL port
- DHCP forward
- DHCP relay agent
- PPPoE relay
- IPSec/L2TP/PPTP VPN pass-through function
- PPPoA to PPPoE inter-working |
| 桥接功能 |
- 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 and block duplicate ones
- Supports 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
- Support Link Aggregation in IEEE 802.3ad for 2 GBE links to be
?aggregated together as a logical link
- Support both LACP protocol (dynamic) for load sharing and failover
?in case of loss of Ethernet link |
| VLAN 功能 |
- IEEE 802.1q Port-based / Protocol-based VLAN
- 512 non-stacked VLAN-ID simultaneously ranging from 1 to 4095
- VLAN stacking and VLAN cross-connect
- IP Spoofing prevention
- MAC anti-Spoofing
- Port isolation functionality
- Static VLAN group and membership provisioning |
| 组播功能 |
- IP multicast forwarding
- Complies with RFC2684 bridged payload encapsulation mode
- Up to 256 multicast groups and 512 copies simultaneously
- Up to 48 profile-based Multicast Access Control
- Limit maximum number of IGMP groups joined per bridge port
- IGMP snooping / proxy per IGMP v1, v2, and v3
- IGMP proxy and IGMP snooping Selection |
| 安全 |
- 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 per bridge port
- Three Color Marking (TCM) policer
- Ethernet rate limit per bridge port
- ToS (type of service) / DiffServ (differentiated services)
?stripping and priority queuing
- DSCP mapping to 802.1p
- Selectable adopted priority queue mechanisms according to Strict
?Priority Queue (SPQ) and Weighted Fair Queue (WFQ)
- Configurable mapping function between ATM PVC and 802.1p
?priority queue
- Supports IP CoS technology
|
| 管理 |
- 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 |
