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Optical line terminals
LTP-8X revB, LTP-8X revC,
LTP-4X revB, LTP-4X revC
Release notes, Firmware version 3.46.0 (22.11.2022)

Version 3.46.0

Features: 

  • System. Added ability to work with several remote syslog servers. 
  • SNMP. Optimized tables for obtaining statistics.
  • CLI. Added display of total rate for port-channel. 
  • PON. Optimized DBA operation, added new operating modes.

Bugs fixed:

  • Switch. Fixed loss of link on 10G-front-port.
  • Switch. Fixed crash while working with ICMPv6.
  • PON. Fixed IPSG operation after restarting. 
  • PON. Fixed IPSG operation when clearing the dhcp sessions.
  • PON. Fixed IPSG operation with duplicate MAC addresses.
  • PON. Fixed pmchal crash while bringing ONT interface up. 
  • System. Fixed problem with access loss via telnet.
  • System. Fixed many leaks and crashes.
  • System. Improved the algorithm for polling the state of power modules. 
  • SNMP. Fixed ifTable and ifXTable.
  • SNMP. Fixed hang when working with ltp8xONTUNIPortsStateEntry table. 
  • SNMP. Fixed description of pon-port states in MIB file. 
  • SNMP. Fixed crash while working with ltp8xONTPorts tables.
  • SNMP. Fixed getting information about the device.

Version 3.44.0

Features: 

  • System. Added support for reading additional information on SFP.
  • SNMP. Added support for dot1qTpFdbTable.
  • SNMP. Added support for dot1dStpPriority, dot1dStpRootCost and dot1dStpRootPort.
  • SNMP. Added support for dot1dStpPortTable.
  • SNMP. Added support for dot3StatsTable.
  • PON. Added ability to forward unknown multicast to the specified GEM port. 

Bugs fixed:

  • System. Fixed insertion of an empty argument when using Tacacs accounting. 
  • System. Fixed outdated flag for Tacacs accounting.
  • System. Fixed problem with EasyMode. 
  • Switch. Fixed CoS operation for ARP packets.
  • Switch. Fixed the use of Policy configuration without rebooting.
  • PON. Fixed the receipt of Policy configuration without rebooting.

Version 3.42.2

Features:

  • PON. Added DBA short cycle mode.
  • PON. Performed optimization of DBA algorithm operation. 

Bugs fixed:

  • PON. Fixed DBA of CBR type operation with reduce-latency mode enabled.
  • Switch. Fixed multicast loopback operation in port-channel.

Version 3.42.1

Features: 

  • System. Added support for PM100-48/12 and PM160-220/12 rev.B. power modules. 

Bugs fixed:

  • Switch. Fixed ip dhcp downlink bridging command operation.

Version 3.42.0

Features:

  • System. Added PoE support for ONT.
  • System. Added alarm PSE overload.
  • SNMP. Added PoE support for ONT in SNMP.
  • CLI. Added ability to set timezone accurate to minutes.
  • PON. Added OMCI alarm PSE overload support.
  • PON. Added OMCI LAN port control.
  • PON. Added NTU-MD500P support.

Bugs fixed:

  • System. Fixed backup configuration application using ACL.
  • System. Fixed ip source-guard database deletion after LTP reboot.
  • PON. Fixed ONT hang in CFGFAIL status.

Version 3.40.0

Features:

  • PON. Added redundancy functionality for GPON ports.
  • PON. Added CaTV signal level acquisition.
  • PON. Added option to disable VLAN filtering for multicast GEM.
  • PON. Added functionality for forced activation of GPON port, without taking into account the configuration.
  • CLI. Added a command to remove dynamic entries from the DHCP Snooping table.
  • CLI. Added possibility to set ONT auto-activation by GPON ports.
  • CLI. Added possibility to autocomplete the list of log files.
  • System. Added support for PM-DC12 power module.
  • System. Added alarms for exceeding the CaTV thresholds.
  • System. Added support for LTP-X rev.D boards.

Bugs fixed:

  • PON. Fixed UNACTIVATED ONT reboot.
  • PON. Fixed ONT rebooting in case of authorization error.
  • PON. Fixed ONT activation bug after mass link crash.
  • PON. Fixed ONT activation error after quick reconfiguration.
  • PON. Fixed OLT chip reload, during mass ONT power off.
  • PON. Fixed multicast passing through broadcast GEM with unknown-multicast-forward enabled.
  • PON. Supported EqID output for NTU-1 rev.B and NTU-RG-5440G-WZ.
  • PON. Fixed pmchal crash when requesting ONT status.
  • ACS. Fixed loss of private parameters when updating LTP.
  • ACS. Fixed operation with configuration that contains null in the fields.
  • System. Fixed saving LLDP settings for 10G-front-port.
  • System. Fixed bug when deleting entries from DHCP Snooping table.
  • System. Stabilized operation with broken blocks on NAND flash.
  • System. Fixed possibility to re-prescribe ONT when auto-activation is enabled.
  • System. Fixed loss of ip arp inspection configuration.
  • System. Fixed pmchal crash when using IPSG.
  • System. Fixed CLI crash when naming interfaces with capital letters.
  • Switch. Fixed ACL with ARP packets when filtering by ports.
  • Switch. Removed duplicate events of front-ports state changes.
  • Switch. Fixed isolation for pon ports that related to different chips.

Version 3.38.2

Bugs fixed:

  • PON. Fixed duplication of ONT on different channels during auto-activation.
  • ACS. Fixed operation with Manufacturer OUI when adding hardware.

Version 3.38.1

Features:

  • PON. Added DBA reduced-latensy operation mode.

Bugs fixed:

  • ACS. Fixed the show list command execution.

Version 3.38.0

Features:

  • System. Added firmware redundancy.
  • System. Added origin-id configuring for syslog.
  • System. Added opportunity to download an ACS configuration via network.
  • CLI. Added hotkeys CTRL+Z,B,F.
  • CLI. Added displaying of user authentication method in show user who.
  • PON. Added one-dynamic-binding-for-MAC option for IPSG.
  • PON. Supported SFP Hisense LTE3680P-BC+1.
  • PON. Added option for unknown-multicast forwarding enabling.
  • SNMP. Added enabling of utilization per services.
  • SNMP. Added support for several snmp community.
  • SNMP. Added snmp community encryption to a configuration.
  • SNMP. Enabling of an option for unknown-multicast forwarding via snmp.

Bugs fixed:

  • System. Enabling of an option for unknown-multicast forwarding via snmp.
  • System. Fixed hostname applying during backup loading.
  • System. Fixed operation of privileges in ACS.
  • System. Fixed operation during connecting through SecureCRT.
  • System. Fixed configuration applying delay.
  • System. Fixed operation of tacacs with key containing '#'.
  • System. Applying of licenses does not require OLT reboot anymore.
  • CLI. Fixed a misprinting in unactivated-timeout command.
  • CLI. dhcp-ra and pppoe-ra commands has been modified to have a single format.
  • CLI. Fixed hints in alarm command.
  • CLI. Eliminated duplicated information in alarm command.
  • CLI. Fixed show alarm active command output.
  • CLI. Fixed gpon olt configuration command output.
  • CLI. Fixed hostname pasting to command logging.
  • CLI. Fixed output for the information on LAN ports of ONTs.
  • CLI. Fixed memory leak in show running-config profile command.
  • CLI. Fixed memory leak in rollback command.
  • Switch. Fixed ACL operation for ARP packets.
  • Switch. Fixed mrouter command.
  • Switch. Fixed switchd failuring while mstp configuration.
  • PON. Fixed pasting of empty Option 82 to dhcp-ra.
  • PON. Fixed processing of an error occurred when more than 12 VLAN tagging filter data are created.
  • PON. Fixed Tranciever P/N read-out.
  • PON. Optical line length configuration does not require OLT rebooting anymore.
  • SNMP. Optimized ltp8xOLTPPPoESessionsTable table.
  • SNMP. Optimized ltp8xSwitchMacListEntry table.
  • SNMP. Fixed downstream BER read-out.
  • SNMP. Fixed VLAN isolation installing.

Version 3.36.2

Features:

  • System. Added firmware redundancy.  
  • System. Added ability to synchronize images automatically in an hour after the system starts.

Version 3.36.1

Features:

  • PON. Added support for new ONT models: NTU-52V, NTU-52VC.
  • ACS. Added automated ACS profile assignment depending on an ONT model.

Version 3.36.0

Features:

  • PON. Support for ONT Cambridge CIG G-25A.
  • PON. Support for ONT Ericsson T063G.
  • PON. Support for ONT Ericsson T073G.
  • PON. Support for ONT АТРОН 590.
  • PON. Support for ONT АТРОН 620.
  • PON. Added support for NTU-RG-1421G-Wac: rev.A1.
  • PON. Support for several Uni-G slots.
  • Switch. Support for 802.1q on the front-port.
  • Switch. Added the option for multicast traffic transmission between ONTs within the same tree.
  • System. Added run shell command for granting root rights.
  • SNMP. LAG configuration via SNMP.
  • SNMP. Added address-table profile configuration.
  • SNMP. Added OID - show interface gpon-port X downstream-ber.
  • SNMP. Support for configuring multicast loopback enable.

Bugs fixed:

  • Switch. The problem with log spamming that occurs after disabling several front ports has been solved.
  • PON. The installation of the default line length (20 km) is performed as in 3.30.0 firmware version.
  • PON. Fixed the channel hang in the UNACTIVATED mode.
  • PON. Fixed ONT hang during authorization.
  • PON. Optimized the process of PPPoE packets processing, when PPoE agent is enabled.
  • System. Displaying of free RAM utilization has been fixed.
  • SNMP. Invalid data entry in the ports profile has been fixed.
  • SNMP. The processing of command used for OLT chip reconfiguration has been fixed.
  • SNMP. The processing of command used for changing user password has been fixed.

Version 3.32.0

Features:

  • Switch. ERPS protocol has been implemented.
  • System. The number of configurable cross-connect services has been increased up to 28 (ONT support is required).
  • System. Support for several management interfaces.
  • System. Advanced displaying for DHCP snooping table.
  • System. To delete static IPSG records is forbidden when clearing MAC table.
  • System. Command for deleting the current license is added.
  • System. License applying without LTP rebooting.
  • System. The reason of ONT blocking is recorded in log file.
  • System.  ONT removal from configuration is forbidden if ONT ID is not entered.
  • System. Recording logs in non-volatile memory is disabled by default.
  • PON. Support for NTU-RG54XX.
  • PON. The precision of ONT service utilization has been fixed.
  • PON. ONT autoactivation in the EasyMode has been implemented.
  • PON. ONT autoactivation with pre-installed configuration.
  • PON. Support for SFP NEOPHOTONICS 38J0-6538E-ST+.
  • PON. Support for SFP NEOPHOTONICS PTB38J0-6538E-SC.
  • PON. Enabling/disabling ONT service utilization monitoring.
  • PON. It is possible to set optical line length.
  • PON. Broadcast-downstream filter configuration.
  • PON. Notification on enabled IPSG when configuring ONT.
  • SNMP. It is possible to set mrouter interface parameters.
  • SNMP. IPSG configuration.
  • SNMP. Support for interface ont in ifTable and ifXTable tables.
  • SNMP. EasyMode is available for ONT.
  • SNMP. Port utilization is available.
  • SNMP. Configuring a port bridging.
  • SNMP. pvid configuration.
  • SNMP. IGMP query interval configuration.
  • SNMP. IGMP query interval configuration.
  • SNMP. broadcast-downstream filter configuration.
  • SNMP. Configuration of VLAN isolation.

Bugs fixed:

  • System. Ftp server answering interval has been reduced to 25 seconds.
  • System. Backup applying when the value of free memory is critical has been optimized.
  • Switch. Incorrect work together of ACL and Policy has been fixed.
  • Switch. Display of a policy assigned in cli switch has been fixed.
  • Switch. Errors that occur on LLDP ports being port-channel members have been fixed.
  • Switch. Uploading the configuration with two bridged port-channel has been optimized.
  • Switch. pathcost calculation for active port-channel band has been corrected.
  • Switch. Error caused by deleting ip igmp proxy report range has been fixed.
  • Switch. Incorrect port utilization display has been fixed.
  • Switch. policy execution for ARP, IGMP, MLD has been fixed.
  • Switch. Errors on 10G ports have been fixed.
  • Switch. Error of description setting on interface has been fixed.
  • PON. Option for viewing igmp group list on gpon-port has been fixed.
  • PON. Error that occurs during no management vid command execution has been fixed.
  • PON. Incorrect operation of ONT storm-control with port number less than 4 has been fixed.
  • SNMP. Error during proofreading LLDP neighbors has been fixed.
  • SNMP. Data output on oid ltp8xONTStateHWVersion has been corrected.
  • SNMP. SNMPwalk looping during adding several ONTs in the password activation mode has been fixed.
  • SNMP. Incorrect data output, which occurs when firmware list request, has been fixed.
  • SNMP. Changes in several parameters of ltp8xSwitchPortConfigTable table by using one request has been corrected.
  • SNMP. ltp8xONTCustomCrossConnectTable has been optimized.
  • SNMP. ltp8xONTFullServicesConfigDBAProfile has been optimized.

Version 3.30.0

Features:

  • LLDP implementation.
  • ACL based on L2+L3 packet fields, bit masks.
  • Mixed mode of strict priority and WRR queues.
  • Hello time configuration for STP.
  • Support for 2004 bytes Jumbo frames.
  • Support for Storm control on the switch.
  • Support for MAC notification trap.
  • Added settings for switch ports description.
  • Replacement of scrIP in IGMP Report/Leave packets not including IGMP querier.
  • Support for NTU-RG-1421G-WZ.
  • Support for FANGHANG 38J0-6537E-STH2+ SFP modules.
  • Support for Hisense LTE3680M-BC+ and LTE3680P-BC+2 SFP modules.
  • Support for OLT-G ME.
  • Support for Storm control on PON.
  • Support for ME dot1 rate limiter for gpon olt model 1, 2.
  • System. gpon olt model 2 by default.
  • System. Profile of scripts has been deleted.
  • System. View the list of active users and authorization history.
  • System. IPSG dynamic rules are stored in non-volatile memory.
  • System. Support for FTP client.
  • System. Automatic backup uploading to FTP server.
  • System. Accounting of commands in syslog.
  • System. Support for several RADIUS servers.
  • System. Reset button can be disabled.
  • System. SNMPv3 users are added separate from system users.
  • System. Support for encryption for SNMPv3.
  • System. Syslog can be stored in local non-volatile memory.
  • System. Downgrade to earlier versions of firmware is prohibited.

Bugs fixed:

  • The problem of traffic transmission, occurring after link failure in MSTP, has been fixed.
  • The problem with access lists displaying in show-running config has been fixed.
  • The multicast forwarding problem occurring after cleaning the MAC table in case of enabled IGMP Snooping has been fixed.
  • Sending of IGMP report after IGMP GQ receiving has been optimized.
  • The problem with receiving of ip igmp snooping querier address invalid value has been eliminated.
  • Sending of trap MAC duplication has been fixed.
  • Fixed problem with missing ONT from pon channels.
  • Added limiting of igmp groups number for omci-bridge.
  • Lifetime increases in snooping table in case of ONT re-configuration.
  • Added mask checking for Priority queue ME attributes.
  • IPTV operation in single-service mode has been fixed.
  • The problem with incorrect displaying of ONT types in CLI has been solved.
  • SNMP. sysDescr field in SNMP has been corrected.
  • SNMP. snmpd bugs occuring while loading of ONT autoupdate file have been fixed.
  • SNMP. When adding of VLAN via SNMP, excess parameters  were removed.
  • SNMP. Invalid deletion from the ONT auto-update scheduler via SNMP has been fixed.
  • SNMP. Fixed sysName changing via SNMP.
  • SNMP. Added sysUptimeInstance issuing while snmp-agent launching.
  • System. Sending of normalization trap for recovery of power supply on a block has been fixed.
  • System. Fixed displaying of ACS default configuration in running-config.
  • System. CLI failing while gpon-port counters resetting has been fixed.
  • System. The problem with launching of NTP client has been solved.
  • System. Added time zone accounting in the syslog.
  • System. Saving of arp inspection configuration has been fixed.
  • System. The limit of uploading file name has been added (file name can contain up to 34 symbols).
  • System. The disappearance of the switch configuration after power failure has been fixed.
  • System. The authorization template was corrected.
  • System. Application of configuration in submenu system when backup loading has been fixed.
  • System. Invalid characters can not be entered in the hostname.
  • System. Configuration of some of the alarm types has been corrected.
  • System. The problem with system users removing has been eliminated.
  • System. The profiles list duplication by Tab when requesting show running-config profile has been corrected.
  • System. clish failure when the TACACS server is unavailable has been fixed.
  • System. Bug occuring while log uploading via TFTP has been fixed.
  • System. The problem with synchronization of time on NTP, when LTP starting, with a large ONT tree has been solved.

Version 3.26.1

Features:

  •  Added a function for simplified configuring.
  •  Support for DLOLT43BCDS20, DLOLT43CCDS20, FH-DLT43CCDS20 SFP modules.
  •  LTP 3.X can be undone to 2.X firmware version with control saving and 2.X configuration recovery.
  •  Auto save of the configuration at regular intervals.
  •  Support for cross-connect tunnel and selective tunnel in 13 agents.
  •  Session limiting can be disabled in PPPoE agent for an ONT.
  •  Session monitoring can be disabled in PPPoE agent - unlimited number of sessions.
  •  Several addresses of DHCP servers can be configured for DHCP-relay.

Bugs fixed:

  •  snmp trap-community value applying has been fixed.
  •  custom vid tag applying has been fixed in 3.24 firmware version.
  •  SNMP. Adding of an ONT with existing serial number has been fixed.
  •  SNMP. An error occurring during upload a complete tree has been eliminated.
  •  The problem with traffic transmitting via pon-port 1 at time when IPSG is enabled has been solved.
  •  IPSG static entries are deleted when life-time expires.
  •  Displaying of statistics on multicast-subscriber-monitor has been fixed.
  •  An access via Telnet and SSH when TACACS authorization is enabled is provided properly.
  •  An error in do license set command operation has been fixed.
  •  DHCP-Relay works properly in management vlan.
  •  An error occurred while intersection of management vlan and ACS vlan has been fixed.
  •  The problem with removing of management interface after DHCP relay disabling has been solved.
  •  pmchal module has been stabilized.
  •  Custom parameters assignment in case of template using has been fixed.

Optimization:

  • Total time of large amount of ONT authorization has been decreased.
  • Memory operation has been optimized.
  • System resources has been optimized.

Version 3.26.0

  • Support for new terminal types: LTP-4X rev.C, LTP-8X rev.C.
  • Power supply monitoring (for rev.C boards).
  • Support for SFP-ONU (advanced traffic tunneling settings).
  • Support for IPv6 (DHCPv6 Relay Agent, IPv6 Multicast, MLD snooping + proxy, ACL for IPv6).
  • Implemented IP Source Guard functionality (IPv4 only).
  • The ability to enable DHCPv4 Relay separately for different VLANs.
  • Configuring option 82 binary transmission for DHCPv4 Relay Agent.
  • DHCP sessions monitoring.
  • ARP Relay now supports EtherCAT.
  • Integrated ACS control is fully supported in the control system (for rev.B, rev.C boards).
  • Added command to view the settings of the built-in ACS (for rev.B, rev.C boards).
  • Added support for authorizing OLT users through RADIUS.
  • Added the ability to disable ONT detection on PON ports (autofind).
  • Support for downloading and uploading files via HTTP (LTP software, ONT software, configuration).
  • The number of cross-connect, shaping, dba profiles has been increased from 32 to 128.
  • Ability to redefine profile settings for both tags (C-VLAN, S-VLAN) for ONT.
  • Support for displaying switch timers in the control system.
  • Support for displaying MAC tables in the control system.
  • Support for dynamically displaying RSSI on ONT changes in the control system.
  • Increased the number of available Alloc-IDs (256 Type-5 + 128 CBR).
  • Full Q-in-Q support for the VLAN per Subscriber model.
  • Corrected readings of temperature sensors and alarms at negative temperatures.
  • Fixed MySQL launch for embedded ACS on large bases (for rev.B, rev.C boards).
  • The NTP client now correctly synchronizes the time immediately after loading the device.
  • The LTP firmware update command has been changed (copy command instead of update system).
  • Changed the default log level for the console and ssh/telnet connection.
  • Fixed priority copying for packets in the downstream direction.
  • Fixed the use of DSCP for management traffic.
  • The command to turn on the laser on all ONTs on the channel has been fixed.
  • Fixed display of ONT configuration when using template.
  • Entered profile name corrected (you cannot enter too long a name).
  • Fixed automatic reconfiguration of PON channels when changing profiles.
  • Fixed issuing of active groups from ONT to Multicast Subscriber Monitor.
  • Mirroring settings fixed (removing VLAN settings for mirrored traffic).
  • Fixed turning on and off the settings for automatic reconfiguration of OLT, PON channels and ONT.
  • Fixed display of interface timers between the PON chip and the switch (v-interface).
  • The minimum user password size is set to 8 characters.
  • TACACS authorization fixed.
  • Added command to install the TACACS port and RADIUS server.
  • Fixed display of AAA settings.
  • The default value for the authorization server response timeout has been reduced from 60 to 3 seconds.
  • Fixed generation of SNMP EngineID.
  • When adding ONT via SNMP and the control system, custom vid settings are now correctly set (unused value).
  • Reduced time for issuing VLAN tables for SNMP and control system.
  • Fixed deletion of an underloaded ONT software file when there is not enough space when downloading via SNMP and control system.
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