First, capture packets involved in dns queries, and determine the queries generated by your computer and the responses from the server. next, capture only dns packets, and use nslookup to query and answer the following questions: • what packet-capture filter did you use?
for each lookup, answer these questions:

• did your computer generate more than one dns query for each lookup? if so, why?

• what was the response from the dns server for each query?

• was more than one ip address returned? if so, why?

go to edit profile, preferences, then choose level and select the desired choice.

i would first let him be aware that a cover letter is official and confidential and it requires a proper formatting so that the employer doesn't have hard time when going through it. he should write it in paragraphs of about two to four sentences and use proper grammar a , spelling and proper punctuation. i will also advice him not to be emotional and not also to use images.then base his attention to the details of the job described and not other things. that is he be specific to the responsibilities and to the employers requirements. on this he should make sure that the letter reflects how good he is for the requirements detailed by the employer

the letter should not be too long nor too short.