Lexmark IBM 9077 - Manual (Page 51)

Router Node 33
2.3.3.1 Route Manager
As already mentioned, the router management takes place on the IP Switch
Control Board.
Specific functions of the Route Manager are:
• It processes all dynamic routing packets.
• It synchronizes the route tables on the media cards.
• It controls the media cards: issues interrupts and resets to individual
media cards and downloads executable programs and connection
information.
2.3.3.2 IP Switch Control Board Components
Let us examine the IP Switch Control Board in more detail.
Figure 17 shows all the components of the IP Switch Control Board:
Figure 17. IP Switch Control Board
System Bus
CPU
Pentium
166MHz
Flash
Memory
(85 MB)
32MB
32MB
32MB
32MB
32MB
32MB
PCMCIA
Card
PCMCIA
Card
Admin Ethernet
(de0)
32MB
32MB