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Interface rate
• E1 interface: 2.048Mbps
• T1 interface: 1.544 Mbps
Cable type
• E1 75-ohm coaxial cable
• E1 120-ohm twisted pair cable: 2 m (6.56 ft), 15 m (49.21
ft), or 30 m (98.43 ft)
• T1 100-ohm standard shielded cable
• Coaxial connector, network interface connector, or
75-to-120-ohm adapter (with BNC connector)
Operating mode
• E1
• T1
• CE1T1
• ISDN PRI
Services
Backup
Terminal access
ISDN PRI
Interface LEDs
Figure 35 SIC-1VE1T1 panel
Table 50 LED description
LINK/ACT
• Steady green: Carrier signal has been received.
• Flashing green at 4 Hz: Data is being transmitted or received.
• Off: No carrier signals have been received.
LP/AL
• Steady yellow: The interface is in loopback mode.
• Flashing yellow at 0.5 Hz: An AIS, LFA, or RAI alarm is present.
• Off: Neither loopback nor alarm is present.
Interface cables and connection methods
For more information about E1 interface cables and connection methods, see "E1 interface."
For more information about T1 interface cables and connection methods, see "T1 interface."
WLAN interface module
• SIC-WLAN-b/g/n
• SIC-WLAN-b/g/n(NA)
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