3com 8807 사용자 설명서
Application Modules
43
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 66 on page 46
for the available SFP optical modules and their matching cable types.
ports on the 3C17538 module accordingly to your needs. See Table 66 on page 46
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.
certain network service and shares some features with the I/O Modules.
Currently, the following application module are available to the Switch 8800
Family:
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 29 Front panel of the 3C17542
Table 59 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.
receiving data.
Table 60 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.)