Chinese
English
OptiX OSN2500EFT4 Single Board Functions and Features
The EFT4 single board supports functions and features such as transparent transmission of Ethernet services, LCAS, and test frames.
The specific functions and features of the EFT4 single board are shown in Table 1.
|
Table 1 Functions and features of the EFT4 single board |
|
|
Functions and Features |
Description |
|
Basic Functions |
4-channel FE transparent transmission |
|
Interface specification |
Support 10Base-T/100Base-TX, meet IEEE802.3u standard. |
|
Service frame format |
Ethernet II, IEEE 802.3, IEEE 802.1qTAG Support 64Byte～9600Byte frame length, support Jumbo frame not larger than 9600Byte. |
|
Maximum uplink bandwidth |
622 Mbit/s |
|
Number of VCTRUNK |
4 |
|
Package format |
HDLC (High level Data Link Control) LAPS (Link Access Procedure-SDH) GFP-F (Generic Framing Procedure-Frame-Mapped) |
|
Mapping method |
VC-3, VC-12, VC-12-Xv (X≤63) and VC-3-Xv (X≤3) |
|
Ethernet Service Type |
EPL support |
|
MPLS |
Not supported |
|
VLAN |
Transparent transmission with VLAN support |
|
LPT |
Not Supported |
|
CAR |
Not supported |
|
Flow Control Function |
IEEE 802.3x flow control based on FE ports |
|
LCAS |
ITU-T G.7042 for dynamic bandwidth increase, dynamic decrease and protection functions. |
|
Test Frames |
Supports receiving and transmitting Ethernet test frames. |
|
Ethernet Performance Monitoring |
Supports port-level Ethernet performance monitoring. |
|
Alarms and Performance |
Provides rich alarms and performance events for easy device management and maintenance. |
