Troubleshooting guide

Epygi Technologies Hidden Pages for Quadro Advanced Configuration
o If the Disable option is selected, the echo canceller will be on regardless of whether or not
echo occurs on the call.
o If the Enable option is selected, the system will automatically switch off the canceller if the
transmitted signal level is higher than the specified threshold (Transmit Energy) and the
received signal level is lower than the specified threshold (Receive Energy) for the
specified length of time (Process Saturation) and these conditions hold true for the
specified number of times (Pattern Count). Note that the higher the Transmit Energy
level and the lower the Receive Energy level, the stricter the conditions for switching the
canceller off.
Figure 18 ISDN Trunk Echo table
Figure 19 Configuring Echo Settings of ISDN Trunk-1
3.13 tos.cgi
The TOS Settings page allows specifying the value for the Type of Service setting (ToS) for SIP
and RTP packets (see Figure 20). The ToS setting is used in IP packets to notify routers how to
handle the packet (precedence, delay, reliability, etc.).
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