1

Media Gateway

媒體網(wǎng)關(guān)

2

Mobile Radio Trunking System

集群移動無線電系統(tǒng)

3

Repeater for Cellular Network

蜂窩網(wǎng)絡(luò)中繼器

4

Session Border Controller

會談邊界控制器

5

Precision Timing Protocol Grand Master Equipment

精密時間協(xié)議（PTP）Grandmaster設(shè)備

6

VHF UHF Radio System Equipment

VHF/UHF無線電系統(tǒng)設(shè)備

7

Radio Broadcast Receiver

無線電廣播接收機(jī)

8

Private Automatic Branch Exchange

專用自動交換分機(jī)（PABX）

9

PON Family of Broadband Equipment

PON系列寬帶設(shè)備

10

ADSLx

ADSL設(shè)備

11

VDSLx

VDSL設(shè)備

12

Optical Fibre (Single Mode)

光纖（單模）

13

Optical Fibre Cable

光纖電纜