Cisco ONS 15454 SDH E1-75 Manual - Página 34
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11.17.3 Single and Dual Rolls
Figure 11-15
S1
S2
In
Figure
Figure 11-16
S
Figure 11-17
cross-connects on Node 1, Node 3, and Node 4. CTC deletes the cross-connect on Node 2 after the roll.
Figure 11-17
S
Figure 11-18
Figure 11-18
S
S2
Cisco ONS 15454 SDH Reference Manual, R8.5
11-34
Single Source Roll
Node 1
Original leg
New leg
11-16, you can select any available VC4 on Node 2 for a new destination.
Single Destination Roll
Node 1
Original leg
New leg
shows one circuit rolling onto another circuit at the destination. The new circuit has
Single Roll from One Circuit to Another Circuit (Destination Changes)
Node 1
Node 3
shows one circuit rolling onto another circuit at the source.
Single Roll from One Circuit to Another Circuit (Source Changes)
Node 1
Node 3
Node 2
D
Node 2
D1
D2
D
Node 2
Node 4
D2
Original leg
New leg
D
Node 2
Node 4
Original leg
New leg
Chapter 11 Circuits and Tunnels
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