| 单词 | VT2 (Virtual Tributary 2 Mbps) |
| 释义 | VT2 (Virtual Tributary 2 Mbps) In SDH and SONET standards, a Virtual Tributary (VT) that operates at 2.048 Mbps, which is the signaling rate of an E-1. See also E-1, SDH, signaling rate, SONET, and VT. |
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