pjsua2 how to parse one particular header and get its value when incoming call?

Z
zyxsjl@126.com
Thu, Aug 17, 2017 12:29 PM

pjsua2  how to parse one particular header and get its value when incoming call?
发自我的华为手机

pjsua2 how to parse one particular header and get its value when incoming call? 发自我的华为手机