Cisco EF4116 Hardware Installation And Maintenance Manual page 70

Making Network Connections
Figure 3-10
To optical
bypass switch
Step 2
Step 3
Single-Attachment FDDI Connections
Step 1
Figure 3-11
To concentrator
Step 2
3-12 Cisco 4000 Series Hardware Installation and Maintenance
Dual-Attachment FDDI Connections
PHY-A
(to PHY-B)
PHY-B
(to PHY-A)
PHY-B
Connect PHY-B on the FDDI module (the top port) to PHY-A on the other DAS.
When all your network connections are complete, proceed to the section "Connecting to an
Optical Bypass Switch" later in this chapter.
Using a multimode fiber-optic cable, connect the single-attachment module's PHY-S port
through a concentrator to a single-attachment ring, or connect it point-to-point directly to
another device. (See Figure 3-11.)
Making Single-Attachment Multimode FDDI Connections
MIC
connector
When all your network connections are complete, proceed to the section "Connecting to an
Optical Bypass Switch" later in this chapter.
Dual attachment
multimode
FDDI module
Optical
bypass switch
connector (DIN)
PHY-A
Optical bypass
interface cable
Single attachment
multimode
FDDI module
Optical
bypass switch
connector (DIN)
PHY-S
port
Optical bypass
interface cable