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FOT 4-16PON ports EPON OLT

  FOT OLT-2516 is 2.5U, max 16PON ports chassis EPON optical line terminal(OLT), which is suitable for middle size FTTx projects. Fiber Optic Telecom’s EPON OLT bases on mature Ethernet Passive Optic Network technology and complies with IEEE.802.3ah EPON standard. It is used to connect and manage EPON ONU/HGU and provides high-speed data, voice and video service to the users in fiber to the home network (FTTH).


  •  19inch, 2.5U height, up to 16 EPON ports on the front of device
  •  Max 4 EPON service line cards
  •  Support 1.25G and 10Gigabit EPON optical fiber uplink, non-blocking line-speed switch
  •  Support IGMPv1/v2 protocol, IGMP Snooping/Proxy, controllable multicast 
  •  Support IEEE 802.1Q VLAN, 4K concurrent VLAN, VLAN Stacking/Trunk/ Translation and flexible QinQ
  •  Support flexible DBA, upstream/downstream speed-limited with accuracy of 0.2% (Standard requirement<5%)
  • Support multi LLID and IEEE802.1p, provide multi protection QoS service
  •  Support AC/DC dual power supply for redundant backup, and UPS charging and alarm system


OLT chassis1pc OLT chassis, include 10Gigabit core switch backboard
Master control line card1pc, 10Gbps non-blocking switch, support hot swappable
(SWA)1 FE out of band management port, compliant with 100Base-TX technical standard,
1 debug console ports, compliant with RS232 technical standard
EPON port line card(EP4)Max 4pcs,4 EPON ports each line card, max 16 EPON ports
1 Monitor and alarm port , comply with RS485 standard (support monitoring the status of brand and node)
support hot-swappable
Uplink line card(HUP)1pc,support 4GE SFP+10GE XFP, (electrical or optical SFP optional), support hot-swappable
Fans line card (FAN16)1pc, hot-swappable
Power line card(PWR)220VAC/48VDC (With UPS charger). Dual power supply for redundancy backup.
AC: 176 ~ 264 VAC
DC:36 ~ 75 VDC
Switch function10Gigabit switch backboard(Switch capability reach up to 60Gbps), non-blocking line speed switching
16K MAC address table, 2K multicast table, 4K VLAN(802.1Q)
Up to 1*10GE, 4* uplink GE aggregation(IEEE 802.ad), support up to 5 aggregation groups, port mirroring based on output port
VLANSupport IEEE 802.1Q VLAN, 4K concurrent VLAN
Strong VLAN extension functions, support VLAN Stacking/Trunk/Translation and flexible QinQ,
IGMPSupport IGMPv1/v2 protocol, IGMP Snooping/Proxy, controllable multicast
QoS & ACLSupport CAR(Committed Access Rate), flow rate limit granularity is 64Kbps,
Support priority level remarking based on port ID, MAC address, VLAN, 802.1p,DiffServ and/or IP ToS priority
Support flexible queue scheduling algorithm, Support port-based and queue-based configuration simultaneously, support three queue dispatch strategies, such as SP(Strict Priority), WRR(Weighted Round Robin) and hybrid mode(SP+WRR)
Provide illegal frame filter and packet filter that based on sources MAC(Media Access Control)address, sources IP address, destination IP address, port, etc.
Support QoS Profile management, allow user draw up QoS service plan
Storm suppressionSupport storm suppression of broadcast, multicast and DLF broadcast based on PPS
Flow controlSupport IEEE 802.3x flow control in Full duplex mode, support backpressure flow control in half duplex mode
Encryption & securitySupport LLID MAC address biding and registration control of ONU. Prevent illegal ONU trick
Support ONU isolation control within same EPON network
Support encrypted boost configuration
Configuration recoverySupport ONU off line configuration, and configuration auto-issued when registered
Link testSupport EPON network link diagnosis by Ping and Link test
ManagementSupport FTP, Telnet, Console
Support in/out-of-band management
Support SNMPv1/v2, support IEEE802.3ah OAM
Management functionSupport equipment configuration management, performance management, fault management, sources management, safety management and etc.
Support ONU remote management, remote batch configuration download, software remote auto-update
Support ONU offline configuration, and configuration auto-issued when registered
Support ONU line diagnosis and distance measuring
Redundant backupSupport AC/DC dual power for redundant
Dimension (W*H*D)486*103*384mm
Power consumption<40W
Operation Temp.0~ +55 ℃
Storage Temp.-30 ~ +70 ℃
Humidity10 ~ 90% (non-condensing)


EPON ONU-OLT application

EPON ONU-OLT application 

  If want more detail 4-16 PON ports GEPON OLT application information,please refer to FOT’s Application Solution Page.

4-16PON ports EPON OLT PDF

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