network
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... from selecting a route through a specific resource. This is a
special case of distributed path calculation in the network.
For example, route ...
... route exclusion from listing
arbitrary nodes or network elements to avoid. The intent is,
however, to indicate only the minimal number of subobjects to be
explicitly avoided. For instance, it may be necessary to signal only
...
... domain may be an area in the administrative
or IGP sense, or may be an arbitrary division of the network for
active management ...
... ERO processing described above. This approach is
chosen to allow route exclusion to traverse parts of the network that
are not capable of parsing or handling the new function. Note that
...
... Swallow, G., Drake, J., Ishimatsu, H., and Y. Rekhter, "Generalized Multiprotocol Label Switching (GMPLS) User- Network Interface (UNI): Resource ReserVation Protocol- Traffic Engineering ...
... LSP towards another edge-node
over an optical core network as described in [RFC4208] (see Figure
A.2), the XRO ...
...
Overlay Overlay
Network +--------------------------------+ Network
+----------+ | | +----------+
...
... Overlay Overlay
Network +--------------------------------+ Network
+----------+ | | +----------+
| +----+ | | +-----+ +-----+ +-----+ | | +----+ |
...
... | +----+ | | | | +----+ |
| | +--------------------------------+ | |
+----------+ Core Network +----------+
Overlay Overlay
...
... links. This information can be used by CN1 to compute a path
for the second LSP. If the core network consists of multiple areas,
then the SRLG-ids have to be listed in the XRO ...
... The XRO can also be used inside a single area. Take for instance a
network where the TE extensions of the IGPs as described in [RFC3630 ...