证券公司办理经纪业务，下列行为属于违规行为的是()。

A. It performs a label pop operation and an IP lookup.

B. It performs a label swap operation and an IP lookup.

C. It sends an error message toward the egress router.

D. It sends an error message toward the ingress router.

A.The address is a broadcast address

B.The Ehernet interface is faulty

C.VLSM-capable routing protocols must be enable first on the router.

D.This address is a network address.

A.The address is abroadcast address.

B.The Ehernet interface is faulty.

C.VLSM-capable routing protocols must be enable first on the router.

D.This address is a network address.

A．The Morse code can be only sent End of Message or Error

B．It tells us what is the end of Message or Error

C．End of Message or Error can be made up of certain other combinations

D．The Morse code I made up of dots and dashes

A. Identity symptoms and problems

B. Document the process and solutions

C. Establish the most probable cause

D. Escalate if necessary.

A. When a router receives a failure response, it stops querying authentication methods.

B. When a router receives an error response, it stops querying authentication methods.

C. If the router receives a failure response from an authentication method, it queries the next method.

D. The router does not differentiate between failure and error responses; the authentication process is always interrupted.

E. If it receives no response from the authentication method, a router will determine the error condition on its own; the router also has the option to proceed to the next method in a list if configured accordingly.

A. When a router receives a failure response, it stops querying authentication methods.

B. When a router receives an error response, it stops querying authentication methods.

C. If the router receives a failure response from an authentication method, it queries the next method.

D. The router does not differentiate between failure and error responses; the authentication process is always interrupted.

E. If it receives no response from the authentication method, a router will determine the error condition On its own; the router also has the option to proceed to the next method in a list if configured accordingly.

A. When a router receives a failure response, it stops querying authentication methods.

B. When a router receives an error response, it stops querying authentication methods.

C. If the router receives a failure response from an authentication method, it queries the next method.

D. The router does not differentiate between failure and error responses; the authentication process is always interrupted.

E. If it receives no response from the authentication method, a router will determine the error condition on its own; the router also has the option to proceed to the next method in a list if configured accordingly.