The first element is the third party communications infrastructure components a company has in place such as PBX systems, IP Phones, and enterprise business applications and directories.

第一部分是公司已经拥有的第三方通讯基础设施组件，例如PBX系统，IP电话，以及企业级业务应用系统和目录。

youdao

"Air Sarko One" as the plane has been dubbed, will include a 12-man meeting room, 60 business class seats, top-grade encrypted communications systems, a reinforced fuselage and missile decoy system.

被称为“萨科奇一号”的专机包括一个可容纳12人的会议室、60个商务舱座位、最高等级的保密通信系统、加固机身和导弹诱饵系统。

youdao

IT majors focus on how information and computing systems support business, research, and communications needs.

这个专业主要学习信息和计算机系统是如何满足企业，研究和通信的需求的。

youdao

The complete suite of solutions addresses home and business communications, security and surveillance systems, retail information systems, office productivity solutions, and high definition visual conferencing, keeping Panasonic customers connected, informed, accessible and secure.

ENGADGET: Panasonic and Verizon team up to Mobile HD Visual Communications System using LTE

And, this shift in communications is challenging the business systems and processes that we have built over the last decade.

FORBES: Customer Relationships From the Outside In

GuruFocus rated Brocade Communications Systems Inc. the business predictability rank of 3.5-star.

FORBES: Weekly CEO Sells Highlight: BRCD,TTS, HOV, VGR