4-9
Configuring E1 and T1 Interfaces
ProCurve Secure Router Modules
Table 4-1. Standards Supported by E1 Modules
For instructions on configuring E1 modules, see “E1 or T1 Interfaces: Config-
uring the Physical Layer” on page 4-10.
T1 Modules with a Built-in CSU/DSU
If your public carrier does not provide a CSU/DSU, you should use one of the
ProCurve Secure Router T1 modules, which include a built-in CSU/DSU:
■ one-port T1 module
■ two-port T1 module
■ eight-port wide-option module (ProCurve Secure Router 7203dl only)
Supported Standards
The ProCurve Secure Router T1 modules support the standards listed in
Table 4-2.
Type of Standard Port
E-carrier line • International Telecommunications Union (ITU) G.703
• ITU-T G.704 (CRC-4)
• ITU-T G.823
• ITU-T G.797
Electrical/power • Norme Europeenne (EN) 60950 (EN is also referred to as
European Standards.)
• International Electrotechnical Commission (IEC) 60950
• Australian Standard/New Zealand Standard (AS/NZS) 60950
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