Ericsson MINI-LINK TN R3 ETSI Technical Description page 39

Figure 34
3.6.2 Performance Management
The following performance counters for Ethernet traffic are available:
•
•
•
3.6.3 Ethernet Interface Unit (ETU)
The ETU2 provides five 10/100BASE-T interfaces and one 10/100/1000BASE-T
interface. It can be fitted in any AMM.
Figure 35
3.6.3.1 Functional Blocks
This section describes the ETU2 based on the block diagram in Figure 36
on page 34.
4/1555-CSH 109 32/1-V1 Uen B 2007-09-14
Ethernet traffic
Ethernet
Inverse
Multiplexer
G.703
Protocol stack
Number of discarded packets, for example due to overflow or CRC-32
errors
Number of sent/received frames
Number of sent/received octets
10/100/1000BASE-T
ETU2
Ethernet
Inverse
Multiplexer
SDH/PDH
G.703
10/ 100 /10 00B
AS E-T
10/ 100 BA SE
-T
:1
10/100BASE-T
Basic Node
Ethernet traffic
9532
ETU2
8359
33