he source code for this package is located in src/ directory. The JAIN-SIP-SERVICES is a JAIN-SIP application: it does not need proprietary nist-sip classes in addition of those defined in JAIN-SIP 1.1, you can substitute the NIST-SIP stack by

用vc实现的五子棋控制台程序，里面用到栈和队列的知识！-Implemented backgammon with the vc console application, which uses the knowledge of the stack and queue!