Cisco SPA2102-EU Administration Guide - Page 188
International Control SPA8800), EU UK, Germany, Netherlands, Sweden, Norway, Italy
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ATA Voice Field Reference Line page B Voice tab > Line page > International Control section (SPA8800) FXO Port Impedance Desired impedance of the FXO Port. Choose from {600, 900, 370+620, 270+750||150nF, 220+820||120nF, 370 + 620 || 310nf, 320 + 1050 || 230nf, 370 + 820 || 110 nf, 275 + 780 || 115nf, 120 + 820 || 110nf, 350 + 1000 || 210nf, 0 + 900 || 130nf} The default is 600. The impedance values for various countries follows: US-600 EU (UK, Germany, Netherlands, Sweden, Norway, Italy, Spain, Portugal, Poland, and Denmark)-270+750||150nF France-270+750||150nF Australia-220+820||120nF New Zealand-370+620||310nF Ring Frequency Min The lower limit of the ring frequency used to detect the ring signal. SPA To PSTN Gain The default is 10. dB of digital gain (or attenuation if negative) to be applied to the signal sent from the SPA to the PSTN side. The range is -15 to 12. Ring Frequency Max The default is 0. The higher limit of the ring frequency used to detect the ring signal. PSTN To SPA Gain The default is 90. dB of digital gain (or attenuation if negative) to be applied to the signal sent from the PSTN side to the SPA. The range is -15 to 12. Ring Validation Time The default is 0. Specify the minimum signal duration required by the Gateway for recognition as a ring signal. The default is 256 ms. Cisco Small Business ATA Administration Guide 188