Alcatel-Lucent 7750 SR-a4, Руководство по установке, Страница: 166 / 232

44-port 1GigE CSFP/SFP MDA-a Overview
166 7750 SR-a4 and SR-a8 Installation Guide
44-port 1GigE CSFP/SFP MDA-a Overview
Figure 55 shows the 44-port 1GigE CSFP/SFP MDA-a. Table 84 describes the features.
The 44-port 1GigE CSFP/SFP MDA-a card has 22 CSFP slots. CSFP slots have the same
form factor as slots used by SFPs, which enables the card to support dual-port CSFPs and
Single-port SFPs, copper SFPs, and bidirectional SFPs.
Figure 55: 44-port 1GigE CSFP/SFP MDA-a Features
Pwr
7750 MD
A-a
44-1GB- C
S
FP/
S
FP
S tat
24574
Lnk/Act
1 2 3 4 5 6 7 8 9 10 11 12 1 3 14 15 16 25 26 27 2 8 29 3 0 3 1 3 2 33 3 4 3 5 3 6 3 7 38 3 9 40 41 42 4 3 44 17 1 8 19 20 21 22 2 3 24
1 1 8
2 9 3 4 6
7 5
Table 84: 44-port 1GigE CSFP/SFP MDA-a Description
Key Label/Part Description
1 Captive screws Secures the MDA-a in place.
2 7750 MDA-a type -a suffix : The card can operate in any MDA-a slot at or near the line rate. See Port
Line Rate on page 167 .
3 Pwr / Stat Power and Status LED
4 Lnk/Act Link and Activity LED
5 Ports 24 1 Gigabit Ethernet SFP ports, numbered 1 to 24.
The ports are aligned in two rows as follows:
• Top row—ports 1-2, 5-6, 9-10, 13-14, 17-18, 21-22
• Bottom row—ports 3-4, 7-8, 11-12, 15-16, 19-20, 23-24
6 Port number and
row indicators A triangle above each port number indicates the position of the port. Upward
pointing triangles represent ports in the top row. Downward pointing triangles
represent ports in the bottom row.