V1.2.1 - factory default 2021Q1

V1.2.2 build 20210205
- Storm control fix
- LBD Bdcom type fix
- ip address Bdcom type fix
- eth port staistics fix
- ACL fix

V1.2.3 build 20210222(ALPHA)
- ipv6 fix
- ONU mac address appears on PON port fix

V1.2.2 build 20210224
- pon port statistic fix

V1.2.2 build 20210225
- eth port state duplex BDCOM type no error

V1.2.2 build 20210302
 - full suport eth port state and statistics BDCOM type
Switch#sh epon int epon 0/1:xx onu port 1 state
 Hardware state is Link-Up
    Speed is 1000Mbps
    Duplex is Full-Duplex
-----------------------------------
    Hardware state is Link-Up
    Speed is 100Mbps
    Duplex is Full-Duplex
-----------------------------------
    Hardware state is Link-Down

V1.2.2 build 20210309
- Storm control BDCOM type mode 4 fix

V1.2.2 build 20210313
- PPPoE fix

V1.2.3 build 210402 BETA
- DHCP/ARP/IGMP packets were duplicated in vlan1(PON interface) even if it is not allowed on port

V1.2.3 build 210412
- added support BDCOM proprietary command "show epon interface epon 0/x:x onu mac address-table" 
- ZTE C300 compatibility issue(GPON mode)

V1.21.0528 build 210528
- Version numbering changed to V1.xx.yyzz where xx - year yy - month zz - date.
- Storm control default value for unknown unicast changed to 5000
- MTU changed to 1516 to support QinQ and MPLS.
- BDCOM DBA allocation fix (GPON mode) 

V1.21.0607 build 210607
- Storm control accuracy fix
- Storm control can be fully disabled now

V1.21.0625 build 210625
- MTU size 1514
- Storm control fully disabled