Long hops on international paths
Nick Hilliard
nick at foobar.org
Tue Jan 18 15:37:14 UTC 2022
PAUL R BARFORD wrote on 18/01/2022 14:48:
> So, the question is what is the cost/benefit to providers to
> configure/maintain routes (that include long MPLS tunnels) that tend to
> concentrate international connectivity at a relatively small number of
> routers?
the cost of mpls TE is pretty low: a couple of extra config lines per
LSP. The benefit can be substantial in terms of having fine-grained
control of how packets traverse a network, and allow optimisation of
specific policy outcomes, e.g. cost / latency / throughput / pktloss /
qos / etc.
Nick
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