Single And Dual Rolls; Figure 7-8 Single Source Roll; Figure 7-9 Single Destination Roll; Figure 7-10 Single Roll From One Circuit To Another Circuit (Destination Changes) - Cisco ONS 15600 Reference Manual

Chapter 7 Circuits and Tunnels

7.12.3 Single and Dual Rolls

Circuits have an additional layer of roll types: single and dual. A single roll on a circuit is a roll on one
of its cross-connects. Use a single roll to:
•
•
In Figure
Figure 7-8
S1
S2
In Figure
Figure 7-9
S
Figure 7-10
cross-connects on Node 1, Node 3, and Node 4. CTC deletes the cross-connect on Node 2 after the roll.
Figure 7-10
S
Figure 7-11
Change either the source or destination of a selected circuit
respectively).
Roll a segment of the circuit onto another chosen circuit
results in a new destination or a new source.
7-8, you can select any available STS on Node 1 for a new source.
Single Source Roll
Node 1
Original leg
New leg
7-9, you can select any available STS 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.
(Figure 7-8
(Figure 7-10 on page
Node 2 D
Node 2
D1
D2
D
Node 2
Node 4
D2
Original leg
New leg
Cisco ONS 15600 Reference Manual, R6.0
7.12.3 Single and Dual Rolls
and Figure 7-9,
7-21). This roll also
7-21