'org.opentelecoms.sip:sip-api:1.2'
<dependency>
<groupId>org.opentelecoms.sip</groupId>
<artifactId>sip-api</artifactId>
<version>1.2</version>
</dependency>
<dependency org="org.opentelecoms.sip" name="sip-api" rev="1.2"/>
"org.opentelecoms.sip", "sip-api", "1.2"