Hello Group, Our client is having issue on receiving DLR. Log stats shows something like ;
0.00% :UNDELIV Err:001 0.14% :EXPIRED Err:013 0.90% :UNDELIV Err:020 0.08% :UNDELIV Err:022 1.14% :UNDELIV Err:029 0.03% :EXPIRED Err:036 0.33% :EXPIRED Err:045 0.05% :UNDELIV Err:053 0.14% :EXPIRED Err:075 11.19% :UNDELIV Err:084 0.00% :UNDELIV Err:098 4.13% :UNDELIV Err:099 What misconfiguration or other issue can cause this much failure delivery ??
