How to capture LTE WAN traffic for diagnostic purposes on Huawei B593u and not so much of security

Found this document on Huawei webpage you might be interested. It's in Microsoft Word .docx format.

http://www.huawei.com/ecommunity/3msimage/download-10060827-10000297-9bca6ae8ffa54796a5245e6650b0e607.bin?type=bbs