T1 trunking, T1 trunking -12, Figure 4-9 matrix to matrix t1 trunking -12 – Clear-Com LMC-64 User Manual
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Clear-Com
Eclipse Median Instruction Manual
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T1 TRUNKING
The E-QUE interface can provide T1 trunking between Eclipse
systems and between Eclipse systems and compatible third-party
equipment. T1 mode provides 24 channels of G.722 encoded audio
are available on each of ports 1 and 5, giving 48 channels per card.
The T1 trunking specifications are:
• B8ZS Encoding
• Extended Super Frame
• Long Haul Receive Signal Level
• T1 Long Haul (LBO 0 dB) Transmit Pulse Amplitude
• Balanced
• 120 Ohm Line Impedance
• No Signalling
• G.722 64 kbit/s Audio Encoding
• Tx Clock locally generated
• Rx Clock Line Recovered
Figure 4-9: Matrix to Matrix T1 Trunking
T1 trunking between matrices can also be achieved over a T1 network
as shown in Figure 4-10. In this case T1 ports 1 and 5 of the E-QUE