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