Nortel Optical Multiservice Edge 6130 Planning Manual page 231

Figure 10-11
DCN example 5 - Single OM4K GNE with GRE tunnels to remote OME6130 NEs in linear 1+1 MSP
with OM4K
Target
node
OME
61x0
A
Legend
= iIS-IS/OSI/LAPD/DCC
= OSPF/IP/PPP/DCC
= IP/GRE/OSI
= OSI
= Static IP route/IP/PPP/DCC
= OME6110 or OME6130
OME61x0
OMEA
1+1 MSP/APS
OM
4K/3K
C
1+1 MSP/APS
OME
61x0
B
iIS-IS
Planning Guide NT6Q92MA Rel 1.0 Iss 1 Standard September 2006
Appendix A: Data communications planning 10-45
R1
IP and
OSI DCN
OM
4K/3K
E
OM
4K/3K
D
Packets routed using IS-IS
IP
R2
OSI (4K/3K)