數(shù)據(jù)通信與網(wǎng)絡技術詞匯表 V

VBR Variable Bit Rate 變量位率
    VCI Virtual Channel Identifier 虛通道鑒定
    VDSL Very High-Bit Rate Digital Subscriber Line 非常高位率數(shù)字用戶線路
    VDT Video Dial Tone
    VIP Video Information Provider 視頻信息提供商
    VoD Video on Demand 視頻點播
    VPI Virtual Path Identifier 虛路徑鑒定