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42 CHAPTER 2: I/O AND APPLICATION MODULES
Panel and LEDs Figure 27 3C17538 module panel
The 3C17538 module has one LED for each 1000 Mbps optical port on its panel.
Matching Cable You can select appropriate SFP optical modules for the 1000 Mbps SFP/LC optical
ports on the 3C17538 module accordingly to your needs. See
Table 64 on page 45
for the available SFP optical modules and their matching cable types.
Application Modules Each Application Module is specially designed for high-speed processing of a
certain network service and shares some features with the I/O Modules.
Currently, the following application module are available to the Switch 8800
Family:
■ 3C17542: Network Monitoring Application Module
■ 3C17546: Firewall Application Module
■ 3C1754766: Network Monitoring Application Module
■ 3C17548: VPLS Application Module
3C17542 Network
Monitoring Application
Module
Technical specifications
The 3C17542 Network Monitoring Application Module provides no I/O ports.
Front panel
Figure 28 Front panel of the 3C17542
Table 57 Port LEDs on the 3C17538 module
LED Status Meaning
LINK/ACT Solid on A link is present.
Solid off No link is present.
Blinking The port is transmitting or
receiving data.
Table 58 Technical specifications for the 3C17542
Item Specifications
CPU MPC755
Boot ROM 512 KB
SDRAM 256 MB
Physical dimensions (W x D) 366.7 x 340 mm (14.4 x 13.4 in.)