Figure 6-13 A Vt1.5 Tunnel; Figure 6-14 A Six-Node Ring With Two Vt1.5 Tunnels - Cisco ONS 15327 User Documentation

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Circuits and Tunnels

Figure 6-13 A VT1.5 tunnel

from Node 1 to Node 3. The second tunnel carries VT1.5 circuits from Node 1 to Node 4.

shows the VT1.5-mapped STS usage at each node in a ring based on protection scheme and use of VT

tunnels. In the

VT-mapped STS usage at these nodes is greater than at Nodes 5 and 6.

VT1.5 Matrix

shows a six-node ONS 15327 ring with two VT tunnels. One tunnel carries VT1.5 circuits

example, the circuit travels west through Nodes 2, 3, and 4. Subsequently,

VT1.5 source

Cisco ONS 15327 User Documentation, R3.3

Cross-Connect Card Capacities