Huawei
H31-341_V2.5 · Question #447
Which of the following descriptions about MPLS and PWE3 are correct? (Multiple choice)
The correct answer is B. A tag stack is a sorted collection of tags. Theoretically, MPLS labels can be nested infinitely. C. Multiple PW channels can be carried on one or more PSN Tunnels. See the full explanation below for the reasoning.
Question
Which of the following descriptions about MPLS and PWE3 are correct? (Multiple choice)
Options
- ALSP contains different nodes, divided into Ingress, Transit and Egress, each LSP must contain the
- BA tag stack is a sorted collection of tags. Theoretically, MPLS labels can be nested infinitely.
- CMultiple PW channels can be carried on one or more PSN Tunnels.
- DMS-PW is carried by one PSN tunnel, while SS-PW is carried by multiple PSN tunnel segments.
How the community answered
(53 responses)- A17% (9)
- B75% (40)
- D8% (4)
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