Hi, for my gateway in the sofia.conf.xml the variables will not set for an inbound call. for outbound it works successfully. here my profiles and gateway settings. is there a config fault? <configuration name="sofia.conf" description="sofia Endpoint"> <!-- http://wiki.freeswitch.org/wiki/Sofia_Configuration_Files --> <global_settings> <param name="log-level" value="0"/> <!-- <param name="auto-restart" value="false"/> --> <param name="debug-presence" value="0"/> </global_settings> <profiles> <profile name="profile_H3K_42"> <param name="debug" value="0"/> <aliases> </aliases> <domains> <domain name="all" alias="false" parse="true"/> </domains> <settings> <param name="user-agent-string" value="FreeSWITCH"/> <param name="debug" value="0"/> <param name="sip-trace" value="no"/> <param name="rfc2833-pt" value="101"/> <param name="sip-port" value="$${external_sip_port}"/> <param name="dialplan" value="XML"/> <param name="context" value="public"/> <param name="dtmf-duration" value="100"/> <param name="inbound-codec-prefs" value="$${global_codec_prefs}"/> <param name="outbound-codec-prefs" value="$${outbound_codec_prefs}"/> <param name="hold-music" value="$${hold_music}"/> <param name="rtp-timer-name" value="soft"/> <param name="local-network-acl" value="localnet.auto"/> <param name="manage-presence" value="false"/> <param name="inbound-codec-negotiation" value="generous"/> <param name="nonce-ttl" value="60"/> <param name="auth-calls" value="false"/> <param name="rtp-ip" value="$${local_ip_v4}"/> <param name="sip-ip" value="$${local_ip_v4}"/> <param name="ext-rtp-ip" value="$${external_rtp_ip}"/> <param name="ext-sip-ip" value="$${external_sip_ip}"/> <param name="rtp-timeout-sec" value="300"/> <param name="rtp-hold-timeout-sec" value="1800"/> <!-- 3pcc is used by Hipath3000 / 4000 --> <param name="enable-3pcc" value="true"/> <!-- on inbound calls make the uuid of the session equal to the sip call id of that call --> <param name="inbound-use-callid-as-uuid" value="true"/> <!-- on outbound calls set the callid to match the uuid of the session --> <param name="outbound-use-uuid-as-callid" value="true"/> </settings> <gateways> <gateway name="H3K_42"> <param name="realm" value="${H3K_ip}:5060" /> <param name="username" value="" /> <param name="password" value="" /> <param name="from-user" value="" /> <param name="from-domain" value="${H3K_ip}" /> <param name="expire-seconds" value="600" /> <param name="register" value="false" /> <param name="retry-seconds" value="30" /> <param name="extension" value=""/> <param name="register-transport" value="udp"/> <param name="extension-in-contact" value="true"/> <param name="ping" value="30" /> <variables> <variable name="prefix_pattern" value="^42(.+)$" /> </variables> </gateway> </gateways> </profile> </profiles> </configuration> Thanks for your Help!