11-32
Cisco ONS 15454 Reference Manual, R8.5.x
78-18106-01
Chapter 11 Circuits and Tunnels
11.16 Manual Circuit Routing
Double path protection 2 2
Double path protection 2 2
Two wa y 1 1
Ethernet 0 or 1 0 or 1 Ethernet node
source
Ethernet 0 or 1 0 or 1 Ethernet
node drop
Table 11-13 Unidirectional STS/VT Circuit
Connection Type
Number of
Inbound Links
Number of
Outbound Links
Number of
Sources
Number of
Destinations
One way 1 1
Path protection headend 1 2
Path protection headend 2 1
Path protection drop
and continue
2— —1+
Table 11-14 Multicard Group Ethernet Shared Packet Ring Circuit
Connection Type
Number of
Inbound Links
Number of
Outbound Links
Number of
Sources
Number of
Destinations
At Intermediate Nodes Only
Double path protection 2 2
Two wa y 1 1
At Source or Destination Nodes Only
Ethernet 1 1 — —
Table 11-15 Bidirectional VT Tunnels
Connection Type
Number of
Inbound Links
Number of
Outbound Links
Number of
Sources
Number of
Destinations
At Intermediate Nodes Only
Path protection 2 1
Path protection 1 2
Double path
protection
22 —
Two wa y 1 1
Table 11-12 Bidirectional STS/VT/Regular Multicard EtherSwitch/Point-to-Point (Straight)
Ethernet Circuits (continued)
Connection Type
Number of
Inbound Links
Number of
Outbound Links
Number of
Sources
Number of
Destinations