22Chapter 1 Cables and power
Connecting communications cables
Gather the cables to attach to the VPN Router 1750.
“Interfaces and cables for the Nortel VPN Router 1750” on page 22 lists the system ports and the ports on the optional interface cards that you can install in the VPN Router 1750. The following table also indicates whether you can obtain cables for the ports from Nortel.
Table 1 Interfaces and cables for the Nortel VPN Router 1750
| Cable available from Nortel |
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Interface | Included | Ordered separately | Contact supplier |
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| X | |
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Serial port | X |
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| X | |
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| X | |
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| X | |
(copper) |
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| Order either the |
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| cable or the |
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| cable. |
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56/64K Channel Service Unit (CSU)/ |
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| X |
Data Service Unit (DSU) WAN |
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Asymmetric Digital Subscriber Line | X |
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(ADSL) WAN |
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Integrated Services Digital Network |
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| X |
(ISDN) Basic Rate Interface (BRI) |
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V.90 modem | X |
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T1/E1 CSU/DSU WAN |
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| X |
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Quad T1/E1 CSU/DSU WAN |
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| X |
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Single V.35/X.21 WAN |
| Order either the V.35 |
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| cable or the X.21 cable. |
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Dual V.35 WAN | X |
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HSSI WAN | X |
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