V100R001B01D002P009SP2 changelog:
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1.Add a function command to flexibly control the encapsulation of the source IP address of the DHCP relay packet as the egress interface IP or ingress interface IP address.
2.Provide command to view ONT tcont information, including the gemport configured under tcont and the bound DBA profile information.
3.show dtag pass-through  add the port display
4.OLT allows telnet users to limit the number of users from the current five to 15
5.When config “ip def cpu vlan”, the prompt information is optimized
6.After the show ont brief command , the specific query field is added to filter the ONT
7.Configure the related mib node by adding the ont multicast policy
8.Add the real-time traffic monitoring and statistics on the PON port mib-related nodes
9.Add the view import ont version of the command to display the import file name
10.In the ont group mode, add the up and down multicast policies, multicast control commands, and so on.

V100R001B01D002P009 changelog:
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1.Add the function to detect the Rogue ONT
Debug mode :
rogue-detect { continuous |intermittent } pon <interface_id>[ time <detect_interval> ]
rogue-detect pon <interface_id> stop
show rogue-detect { continuous |intermittent } pon <interface_id>

2.Add the function to reset pon chip
Debug mode :
gpon diag reset pon-chip <0-1>
We can reset pon chip When pon chip down,no need reboot olt  

3.Add the function to show multicast channel based on ONT on “show multicast
igmp-snooping interface”
   OLT1(config)#show multicast igmp-snooping i
show igmp-snooping multicast table information
MAC Address  :  01:00:5e:01:01:02
IP Address   :  225.1.1.2
VLAN ID      :  200
Age time     :  8
IGMP Port    :  p0/4
IGMP Version :  V2
ONU List     :  0/4/30

4.Add the function to display information about the 10G card 
OLT1(config)#show interface sfp ethernet 1/1
Port e1/1 : 
10G-card  : inserted, 4 day 21 hour 28 minute 00 second 69 tick

5.Fix the bug that ONT registeration message queue full caused new ONT can’t
be registered 

6.Fix the bug that tick values are modified caused new ONT can’t be
registered 

7.Fix the bug that IGMP proxy doesn’t work correctly for same or
different PON port scenarios by enable the igmp record-host function.

8.Fix the bug that IGMP process hung, customer can't watch IPTV. OLT can't show run

9.Fix the bug that enable report-suppression make IPTV unstable. Sometimes IPTV suspend and continue

10.Fix the bug that "The required ONT is identifying...!" problem

11.Modify ONT upgrade command
Full config mode:
OLT1#ont upgrade ont upgrade { base | ext } [ window <size> ] [ { include | exclude } device-type < type > ] [ { include | exclude } software_version < version > ] { all | { 0/x/x [ to 0/x/x ] } }   

12.Optimize the bug that some OMCI of ONTs were offline

13.Optimize the bug that sometimes PON port can’t update mac address table

14.Optimize the management of PON chip and reduce the probability of PON
chip down.

15.Update bootrom,modified some memory parameters to make the olt more stable