User Guide
Page 21
... to the network. 21 Note The Cisco ATA186-I1 and Cisco ATA188-I1 provide 600-ohm resistive impedance. The impedance option is requested when you are not sure of the applicable configuration, check your specific application. The Cisco ATA186-I2 and Cisco ATA188-I2 provide 270 ohm + 750 ohm // 150-nF complex impedance. The Cisco ATA 188 has two Ethernet ports: an RJ...
... to the network. 21 Note The Cisco ATA186-I1 and Cisco ATA188-I1 provide 600-ohm resistive impedance. The impedance option is requested when you are not sure of the applicable configuration, check your specific application. The Cisco ATA186-I2 and Cisco ATA188-I2 provide 270 ohm + 750 ohm // 150-nF complex impedance. The Cisco ATA 188 has two Ethernet ports: an RJ...