{"id":"https://openalex.org/W2547811426","doi":"https://doi.org/10.5220/0004848701970204","title":"A Problem-based Learning Case Study for Teaching Voice over Internet Protocol - VoIP - Using Asterisk as a Tool for Teaching VoIP for Information Technology Classes","display_name":"A Problem-based Learning Case Study for Teaching Voice over Internet Protocol - VoIP - Using Asterisk as a Tool for Teaching VoIP for Information Technology Classes","publication_year":2014,"publication_date":"2014-01-01","ids":{"openalex":"https://openalex.org/W2547811426","doi":"https://doi.org/10.5220/0004848701970204","mag":"2547811426"},"language":"en","primary_location":{"id":"doi:10.5220/0004848701970204","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0004848701970204","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 6th International Conference on Computer Supported Education","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.5220/0004848701970204","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5023549570","display_name":"M. C. Dias","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"M. C. Dias","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008331382","display_name":"Caio F. Gabi","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"C. F. Gabi","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059545361","display_name":"Edson Rodrigues","orcid":"https://orcid.org/0000-0002-0612-8641"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"E. P. Rodrigues","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113016234","display_name":"V. R. Souza","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"V. R. Souza","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5012283902","display_name":"\u00c2ngelo Perkusich","orcid":"https://orcid.org/0000-0002-7377-1258"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A. Perkusich","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5023549570"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.9918,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.91340183,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"197","last_page":"204"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12573","display_name":"Education and Digital Technologies","score":0.8294000029563904,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12573","display_name":"Education and Digital Technologies","score":0.8294000029563904,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10533","display_name":"Teaching and Learning Programming","score":0.7559000253677368,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11370","display_name":"Mobile Learning in Education","score":0.7245000004768372,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/voice-over-ip","display_name":"Voice over IP","score":0.9732174873352051},{"id":"https://openalex.org/keywords/asterisk","display_name":"Asterisk","score":0.9531524181365967},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7351992726325989},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.566780686378479},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5496958494186401},{"id":"https://openalex.org/keywords/protocol","display_name":"Protocol (science)","score":0.5285607576370239},{"id":"https://openalex.org/keywords/mobile-communications-over-ip","display_name":"Mobile communications over IP","score":0.483209490776062},{"id":"https://openalex.org/keywords/session-initiation-protocol","display_name":"Session Initiation Protocol","score":0.4675791561603546},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.4362002909183502},{"id":"https://openalex.org/keywords/internet-protocol","display_name":"Internet Protocol","score":0.42454224824905396},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.2625579535961151},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.2292199432849884},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.0661737322807312}],"concepts":[{"id":"https://openalex.org/C171246234","wikidata":"https://www.wikidata.org/wiki/Q81945","display_name":"Voice over IP","level":3,"score":0.9732174873352051},{"id":"https://openalex.org/C2777977813","wikidata":"https://www.wikidata.org/wiki/Q190212","display_name":"Asterisk","level":4,"score":0.9531524181365967},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7351992726325989},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.566780686378479},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5496958494186401},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.5285607576370239},{"id":"https://openalex.org/C207438416","wikidata":"https://www.wikidata.org/wiki/Q6887084","display_name":"Mobile communications over IP","level":5,"score":0.483209490776062},{"id":"https://openalex.org/C41878487","wikidata":"https://www.wikidata.org/wiki/Q191018","display_name":"Session Initiation Protocol","level":3,"score":0.4675791561603546},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.4362002909183502},{"id":"https://openalex.org/C35341882","wikidata":"https://www.wikidata.org/wiki/Q8795","display_name":"Internet Protocol","level":3,"score":0.42454224824905396},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.2625579535961151},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2292199432849884},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0661737322807312},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C516764902","wikidata":"https://www.wikidata.org/wiki/Q1043805","display_name":"Mobile Web","level":4,"score":0.0},{"id":"https://openalex.org/C60952562","wikidata":"https://www.wikidata.org/wiki/Q6887246","display_name":"Mobile technology","level":3,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C144543869","wikidata":"https://www.wikidata.org/wiki/Q2738570","display_name":"Mobile computing","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.5220/0004848701970204","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0004848701970204","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 6th International Conference on Computer Supported Education","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.5220/0004848701970204","is_oa":true,"landing_page_url":"https://doi.org/10.5220/0004848701970204","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 6th International Conference on Computer Supported Education","raw_type":"proceedings-article"},"sustainable_development_goals":[{"display_name":"Quality Education","score":0.4699999988079071,"id":"https://metadata.un.org/sdg/4"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2022032410","https://openalex.org/W2593068417","https://openalex.org/W2900248145","https://openalex.org/W128805543","https://openalex.org/W2046862178","https://openalex.org/W3012275964","https://openalex.org/W54845","https://openalex.org/W2269887757","https://openalex.org/W1491280600","https://openalex.org/W2103238357"],"abstract_inverted_index":{"This":[0],"paper":[1],"shows":[2],"the":[3,30,41,44,47,51,57,59,78,91,114,120,128,131],"use":[4],"of":[5,43,65,81,86,116,130],"PBL":[6],"(Problem-Based":[7],"Learning)":[8],"technique":[9],"as":[10,102,124],"a":[11,103],"key":[12],"to":[13,39,50,55,63],"learning":[14,133],"VoIP":[15,117],"in":[16,24,67,71,90],"courses":[17,76],"like":[18],"Electrical":[19,68],"Engineering":[20,69],"and":[21,29,46,70,84,105,111,119],"Computer":[22],"Networks":[23],"conjunction":[25],"with":[26,94],"open":[27],"source":[28],"public":[31],"domain":[32],"software":[33,99],"called":[34],"Asterisk":[35,98],"which":[36],"was":[37,61,100],"used":[38,121],"create":[40],"scenario":[42],"experiment":[45,60],"problems":[48,112],"presented":[49,101],"students.":[52],"In":[53],"order":[54],"make":[56],"validation,":[58],"applied":[62],"students":[64],"Bachelor":[66],"Communication":[72],"Technology":[73,85],"System,":[74],"undergraduate":[75],"at":[77],"Federal":[79],"Institute":[80],"Education,":[82],"Science":[83],"Paraiba":[87],"\u00e2\u0080\u0093":[88],"IFPB,":[89],"Telephony":[92],"subject,":[93],"promising":[95],"results.":[96],"The":[97],"useful":[104],"flexible":[106],"tool":[107],"for":[108,113,126],"constructing":[109],"scenarios":[110],"teaching":[115],"technologies":[118],"approach":[122],"resulted":[123],"effective":[125],"improving":[127],"attainment":[129],"defined":[132],"objectives.":[134]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-11-11T00:00:00"}