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11-31
Cisco ONS 15454 Reference Manual, R7.0
78-17191-01
Chapter 11 Circuits and Tunnels
11.15 11.15 Manual Circuit Routing
Double UPSR 2 — — 2
Double UPSR — 2 2 —
Two way 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 — —
UPSR headend 1 2 — —
UPSR headend — 2 1 —
UPSR 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 UPSR 2 2 — —
Two way 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
UPSR 2 1 — —
UPSR 1 2 — —
Double UPSR 2 2 — —
Two way 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