SUDAH INCLUDE 4 UNIT SFP C20++ PON Features : ITU-TG.984.x/G.988; SN/Password/SN+Password/LOID/LOIDPassword/LOID+LOID Password authentication modes; Terminal access up to 60km on a single fiber; 1:64 split ratio on single PON port, scalable to 1: 128 split ratio; DBA algorithm, and the particle is for 64Kbit/s; Standard OMCI management function; ONU batch software upgrade; PON port optical parameter detection; Auto registeration ONU bound with default profile L2 Features : MAC : MAC Black Hole; Port MAC Limit; 64K MAC (packet exchange chip cache 2MB ); VLAN : 4K VLAN entries; Port-based VLAN classification; Uplink VLAN Swap and VLAN Remark; Spanning Tree : STP/RSTP/MSTP Remote loop detecting; Port : Support link aggregation; Port mirroring; Service-Port : Auto configuration service-port by profile VLAN transparent/tag/stacking/aggregation Security Features : Users Security : Anti-ARP-spoofing; Anti-ARP-flooding; Port Isolation; MAC address binding to the port and MAC address filtering; Device Security : Support the control layer to prevent a variety of DOS attacks and virus attacks against the CPU; SSHv2 Secure Shell; Login Security IP via Telnet; Hierarchical management and password protection of users; Network Security : User-based MAC and ARP traffic examination; Restrict ARP traffic of each user and force-out user with abnormal ARP traffic; Dynamic ARP table-based binding; IP+VLAN+MAC+Port binding; L2 to L7 ACL flow filtration mechanism on the 80 bytes of the head of user-defined packet; Port-based broadcast/multicast suppression and auto-shutdown risk port; DHCP Option82 and PPPoE+ upload users physical location