Patton electronics SmartNode Series Software Configuration Manual

Also see for SmartNode Series: Software configuration guide Software configuration guide Software configuration guide Software configuration guide

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Patton electronics SmartNode Series Software Configuration Manual Manual pdf 542 page image

PSTN profile configuration task list 542SmartWare Software Configuration Guide 42 • PSTN profile configurationProcedure: Create a PSTN Profile and enter the PSTN profile configuration modeMode: ConfigureConfiguring the echo cancellerEchoes are reflections of the transmitted signal that result from impedance mismatches in the hybrid (bi-direc-tional 2-wire to 4-wire conversion) device, causing an echo on the wire. Echo cancellation provides near-endecho compensation for this effect as shown in figure 87.Figure 87. Echo CancellationProcedure: Disable echo cancellation.Mode: Profile PSTNConfiguring output gainThe output gain determines the voice output volume gain towards PSTN ports as shown in figure 88.Figure 88. Applying output gainProcedure: Configure voice output gain.Step Command Purpose1node(cfg)#profile pstnname Create a PSTN profile with namename and enter PSTN profileconfiguration mode. The newly created profile contains defaultvalues for all parameters.If a profile with namename already exists, only the PSTN profileconfiguration mode is entered.2node(pf-pstn)[name]#... Configuration steps as described in the chapters belowStep Command Purpose1node(pf-pstn)[name]#no echo-canceller Disable echo canceller (Default: Enabled)Echo Echo cancellerNodeNodeContext CS“switch”PSTN interfaceOutgoing voice is amplified by“output gain”voice volume: 10 dBPSTNProfileB