Which of the following IPv6 addresses is a link-local address?

• A.FE80::2E0:FCFF:FEEF:FEC
• B.FC00::2E0:FCFF:FEEF:FEC
• C.2000::2E0:FCFF:FEEF:FEC
• D.FF02::2E0:FCFF:FEEF:FEC

Comment: *

Name: *

Email: *

Verification: *

Which of the following messages are OSPF protocol messages? (Multiple choice)

• A.LSU
• B.Hello
• C.LSR
• D.LSA

Comment: *

Name: *

Email: *

Verification: *

During the LCP negotiation phase of the PPP protocol, if the parameters sent by the other party are completely accepted, which of the following messages will be sent?

• A.Configure-Nak
• B.Configure-Request
• C.Configure-Ack
• D.Configure-Reject

Comment: *

Name: *

Email: *

Verification: *

The function of telnet.read_very_eager in Telnetlib is to read data non-blockingly. Usually needs to be used together with the time module.

• A.False
• B.True

Comment: *

Name: *

Email: *

Verification: *

Which of the following statements about the TTL field in the IP packet header is correct?

• A.TTL defines the number of packets the source host can send
• B.TTL defines the time interval that the source host can send packets
• C.Every time an IP packet passes through a router, its TTL value will be reduced by 1
• D.Every time an IP packet passes through a router, its TTL value will be increased by 1

Comment: *

Name: *

Email: *

Verification: *