A-6
Cisco ONS 15454 Installation and Operations Guide
November 2001
AppendixA Circuit Routing
Manual Circuit Routing
- 2 2 - Double UPSR
11--Two Way
0 or 1 0 or 1 Ethernet Node
Source -Ethernet
0 or 1 0 or 1 - Ethernet
Node Drop Ethernet
TableA-1 Bidirectional STS/VT/Regular Multicard EtherSwitch/Point-to-Point (straight) Ethernet
Circuits (continued)
# of Inbound Links # of Outbound Links # of Sources # of Drops Connection Type
TableA-2 Unidirectional STS/VT Circuit
# of Inbound Links # of Outbound Links # of Sources # of Drops Connection Type
11--One way
12--UPSR Head End
- 2 1 - UPSR Head End
2 - - 1+ UPSR drop and
continue
TableA-3 Multicard Group Ethernet Shared Packet Ring Circuit
# of Inbound Links # of Outbound Links # of Sources # of Drops Connection Type
At intermediate nodes only
21--UPSR
12--UPSR
22--Double UPSR
1 1 - - Two way
At source or destination nodes only
11--Ethernet
TableA-4 Bidirectional VT Tunnels
# of Inbound Links # of Outbound Links # of Sources # of Drops Connection Type
At intermediate nodes only
21--UPSR
12--UPSR
22--Double UPSR
1 1 - - Two way
At source nodes only
-1--
VT tunnel end point