Sharp R-64STM Spezifikationen PDF herunterladen (Seite 23)

Planning and Engineering Guide, Release TR5.0.x/TN6.0.x 21

STS-3c/AU-4 Contiguous concatenation of 3 STS-1

synchronous payload envelopes (SPE)

(STS-3c)

Administrative Unit Level 4 (AU-4)

STS-3c/VC-4 Contiguous concatenation of 3 STS-1

synchronous payload envelopes (SPE)

(STS-3c)

VC level 4 (VC-4)

STS-12c/VC-4-4c Contiguous concatenation of 12 STS-1

SPEs (STS-12c)

Contiguous concatenation of 4 VCs at

Level 4 (VC-4-4c)

UPSR/SNCP Unidirectional Path Switched Ring Subnetwork Control Protocol (SNCP)

Ring

VT/LO Virtual Tributary (VT) Low Order (LO)

VT/VC VT Virtual Container (VC)

VT/TU VT Tributary Unit (TU)

VTX/VCX VT Cross-connect (VTX) VT Cross-connect (VCX)

Wideband DCS Wideband Digital Cross-connect

System (WDCS)

n/a

Table 2 SONET and SDH Comparative Terminology (continued)

Term SONET Network SDH Network

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 75 76

Keine Kommentare

Sharp R-64STM Spezifikationen Seite 23