Hi every body I have one problem during execution of pjsipua. I'm trying to lauch 10 pjsipua in uas mode but juste four are lauched. The others stop after their starting up. Tests This is my command for one pjsua : pjsipua --proxy="sip:$proxy:$port;transport=tls" \ --ip-addr=$addr \ --registrar="sip:$proxy:$port;transport=tls" \ --id=sip:$user@$addr --realm=* --use-tls \ --tls-ca-file=$certc \ --tls-cert-file=$certf \ --tls-privkey-file=$certk \ --tls-verify-client \ --auto-answer=200 \ --reg-timeout=1000 \ --max-calls=30 \ --auto-loop \ --local-port=$telport \ --tls-verify-server I execute this command for 10 pjsipua but 4 only are ex?cuted. When i execute a new command, pjsipua stop after one second : --------- 14:42:58.266 pjsua_acc.c sip:2205 at 10.10.2.52: registration success, status=200 (OK), will re-register in 1000 seconds 14:42:59.216 pjsua_core.c Destroying... 14:42:59.689 pa_dev.c PortAudio sound library shutting down.. 14:42:59.689 sip_transactio Stopping transaction layer module 14:42:59.689 sip_endpoint.c Module "mod-default-handler" unregistered 14:42:59.689 sip_endpoint.c Module "mod-pjsua-options" unregistered 14:42:59.689 sip_endpoint.c Module "mod-pjsua-im" unregistered 14:42:59.689 sip_endpoint.c Module "mod-pjsua-pres" unregistered 14:42:59.689 sip_endpoint.c Module "mod-pjsua" unregistered 14:42:59.689 sip_endpoint.c Module "mod-stateful-util" unregistered 14:42:59.689 sip_endpoint.c Module "mod-refer" unregistered 14:42:59.689 sip_endpoint.c Module "mod-presence" unregistered 14:42:59.689 sip_endpoint.c Module "mod-evsub" unregistered 14:42:59.689 sip_endpoint.c Module "mod-invite" unregistered 14:42:59.689 sip_endpoint.c Module "mod-100rel" unregistered 14:42:59.689 sip_endpoint.c Module "mod-ua" unregistered 14:42:59.689 sip_transactio Transaction layer module destroyed 14:42:59.689 sip_endpoint.c Module "mod-tsx-layer" unregistered 14:42:59.689 sip_endpoint.c Module "mod-msg-print" unregistered 14:42:59.689 sip_endpoint.c Module "mod-pjsua-log" unregistered 14:42:59.696 tlsc0x90ed23c TLS transport destroyed normally 14:42:59.696 tcplis:4811 SIP TCP listener destroyed 14:42:59.696 tls0x90dc984 SIP TLS listener destroyed 14:42:59.696 sip_endpoint.c Endpoint 0x90bc174 destroyed 14:42:59.696 tmplr0x90ea8e8 Pool is not released by application, releasing now 14:42:59.696 regc0x90f0c40 Pool is not released by application, releasing now 14:42:59.696 pjsua_core.c PJSUA destroyed? -------------- Thank u for your help. Best regards. Patrick