When Mr. Wang unpacked and inspected the goods, he found that the appearance of the equipment was not damaged, and all the modules of the equipment were running normally when the power was first turned on, but after 24 hours of continuous operation, the board failed, then this situation is not eligible for the DOA process.

Which of the following description of TTL in MPLS Header is correct?

Which of the following description is wrong? (Multiple choice)
[LSRA]pls Isr-id1.1.1.9[LSRA]mpls[LSRA]interface vlanif10[LSRA-Vlanif10]mpls[LSRA-Vlanif10]quit[LSRA]static-Lsp ingiess SAtoSD destination 4.4.4.9 32 nexthop 10.1.1.2 out -label 20

The Tos field is used to mark the QOS in the IP packet, and the first 6 bits of the Tos field are used to mark the DSCP.

Which description is correct about the characteristics of a high-availability network? (Multiple choice)