[asterisk-users] Echo cancellation on DAHDI

[DHAVAL INDRODIYA]

hey , all

i have one issue on incoming DAHDI PRI

it works fine many times but sometimes it creates bad audio and also having
echo in line

also recording going to be disturbed by this

i cannot understand this properly

can any one have solutions and how to improve this also how to monitor lines
All dahdi lines

and any causes for telco i am fro INDIA .

regards
Dhaval
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