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Hardware Description 2-3
Enclosure
Rear Panel Figure 2-2 shows a Vanguard 342 rear panel containing the following:
• One Sync/Async Universal Serial Interface port (DB-25 connector)
• One Async port (RJ-45 connector) as the CTP
• Two Ethernet ports (with 10/100BaseT connector)
• Power Supply connector
• Two locations for Vanguard Daughtercards
Figure 2-2. Vanguard 342 Rear Panel
Note
For information about port numbering and cabling, refer to the “Port
Characteristics and Cabling” section in Chapter 3.
Caution
Do not connect Ports 4, 5 or 8 to the Public Communications Network.
Serial Number The Hardware Serial Number indicates the version of hardware in your unit. This
serial number label is located on the rear panel of the Vanguard 342.
Refer to this serial number when contacting a Vanguard Managed Solutions Service
Representative.