MST SIP Change mst default Log mst: y (to send mst date to var/log/ecs*.log files Trace analyzer? Y SIP trunks? Y IP stations/LSP/Ess Y     To display all mta messages sudo logc --view mta   | more To display mta message on specific time period and write output log sudo logc -t 20210915:0835-20210915:0850 --view mta > /tmp     sudo logc -t 20220429:2140-20220429:2320 --view mta > /tmp/test3.m   sudo logc -t 20220429:2140-20220429:2320 | logmst –c | mta > /tmp/test2.m     sudo logc -t 20220411:1641-20220411:1645 --view mta > /tmp/loumst2.m