Which of the following describes the setting of the l-SID on the Alcatel-Lucent 7750 SR?
The I-SID is set to 0 by default and is only used for interop purposes. The receiving PE uses the service label to determine the I-VPLS.
There is no default value. The I-SID must always be explicitly configured
The I-SID is set to the service-id, unless the service-id is larger than a 24 bit value. In this case the I-SID must be explicitly configured.
The I-SID is always set to the service-id by default.
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