GEPON-коммутатор (базовый терминал) - 4 EPON-порта, 6 Gigabit Ethernet-портов, VoIP, IPTV, DBA, SLA, Telnet, 422x315x44 мм.
Коммутатор Extralink OLT 4GE совместим со стандартом IEEE802.3ah, автоматически обнаруживает и работает с ОНУ разных производителей. Extralink 4GE OLT поддерживает симметричную скорость передачи 1,25 Гбит PON, эффективного использования полосы пропускания и Ethernet услуг, помогая операторам предоставлять надежные услуги для своих пользователей. Коэффициент связи, 1:64, и поддержка различных гибридных сетей. 4GE OLT поддерживает SLA и DBA.
System’s capacity | Maximum coupling ratio, 1:64 32G backplane bandwidth |
Interface | 6 GE ports (2 gigabit RJ45 ports, 2 combo ports, 2 gigabit optical ports) 4 fixed EPON ports |
PON interface | A 1Gbps transmission rate with downlink and uplink symmetry Average luminous power on the PON port: +2dbm ~ +7dbm Optical acceptance senitivity of the PON port: not less than -30dBm Security: ONU authentication mechanism Network coverage diameter: 30 kilometers |
Standard | IEEE802.3ah IEEE 802.1D, Spanning Tree IEEE 802.1Q, VLAN IEEE 802.1w, RSTP IEEE 802.3ad physical link static/dynamic aggregation (LACP) Ethernet - II, Ethernet-SNAP IEEE 802.3ad VLAN Stacking( Q in Q) |
L3 functions | Supporting static route |
QoS | Backpressure flow control (half duplex) IEEE 802.3x flow control (full duplex) IEEE p802.1p, CoS WR, SP and FIFO Supporting the Mark/Remark priority of 802.1P/DSCP Limiting the uplink/downlink rate based on each ONU Supporting DBA and SLA |
VLAN | Port-based VLAN GVRP IEEE802.1Q VLAN relay Supporting QinQ and flexible QinQ |
Multicast | IGMP v1/v2/v3 IGMP Snooping Multicast VLAN and limited multicast |
Reliability | Unidirectional Link Detection (UDLD) Hot swap of the EPON optical module on the expanded slot EAPS fast loopback protection function Optical path protection of EPON |
Network security | Limiting the maximum number of users on each port Port isolation Controlling the storm of packets Flow-based ACL access control function Transmission data encryption on the PON interface |
Configuration management | Various management modes such as CLI, Web, SNMP, TELNET and cluster RMONv1, group 1, group 2, group 3 and group 9 SSHv1/v2 Upgrading the software and the bootrom through TFTP and FTP Local or the server’s syslog logs Command prompt in English or in Chinese Network testing tools such as ping and traceroute Debug output |
Physical Characters | 442mm(W) x315mm(D) x 44mm(H) |
Environment requirements | Working condition: 0℃-55℃; 10%-85% no condensation |
Power Source | Input voltage: AC100-240V Supporting power input from two power sources Input current: 1A/230V Power consumption: Up to 40W |
Гарантия | 1 год |