{"id":"https://openalex.org/W2735219061","doi":"https://doi.org/10.1109/mcom.2017.1601201","title":"On the Resiliency of Virtual Network Functions","display_name":"On the Resiliency of Virtual Network Functions","publication_year":2017,"publication_date":"2017-01-01","ids":{"openalex":"https://openalex.org/W2735219061","doi":"https://doi.org/10.1109/mcom.2017.1601201","mag":"2735219061"},"language":"en","primary_location":{"id":"doi:10.1109/mcom.2017.1601201","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mcom.2017.1601201","pdf_url":null,"source":{"id":"https://openalex.org/S158797327","display_name":"IEEE Communications Magazine","issn_l":"0163-6804","issn":["0163-6804","1558-1896"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Magazine","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101936636","display_name":"Bo Han","orcid":"https://orcid.org/0000-0003-2591-5859"},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bo Han","raw_affiliation_strings":["AT&T Labs"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Labs","institution_ids":["https://openalex.org/I1283103587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102931157","display_name":"Vijay Gopalakrishnan","orcid":"https://orcid.org/0009-0002-1745-217X"},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vijay Gopalakrishnan","raw_affiliation_strings":["AT&T Labs"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Labs","institution_ids":["https://openalex.org/I1283103587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048754083","display_name":"Gnanavelkandan Kathirvel","orcid":null},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gnanavelkandan Kathirvel","raw_affiliation_strings":["AT&T Labs"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Labs","institution_ids":["https://openalex.org/I1283103587"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101433738","display_name":"Aman Shaikh","orcid":"https://orcid.org/0000-0001-5745-7915"},"institutions":[{"id":"https://openalex.org/I1283103587","display_name":"AT&T (United States)","ror":"https://ror.org/02bbd5539","country_code":"US","type":"company","lineage":["https://openalex.org/I1283103587"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Aman Shaikh","raw_affiliation_strings":["AT&T Labs"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AT&T Labs","institution_ids":["https://openalex.org/I1283103587"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":6.8105,"has_fulltext":false,"cited_by_count":66,"citation_normalized_percentile":{"value":0.9716016,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":100},"biblio":{"volume":"55","issue":"7","first_page":"152","last_page":"157"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10714","display_name":"Software-Defined Networks and 5G","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10714","display_name":"Software-Defined Networks and 5G","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11478","display_name":"Caching and Content Delivery","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9958999752998352,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/computer-science","display_name":"Computer science","score":0.8069522976875305},{"id":"https://openalex.org/keywords/network-virtualization","display_name":"Network virtualization","score":0.6739808917045593},{"id":"https://openalex.org/keywords/virtual-network","display_name":"Virtual network","score":0.6476750373840332},{"id":"https://openalex.org/keywords/provisioning","display_name":"Provisioning","score":0.6135472655296326},{"id":"https://openalex.org/keywords/virtualization","display_name":"Virtualization","score":0.5894883871078491},{"id":"https://openalex.org/keywords/flexibility","display_name":"Flexibility (engineering)","score":0.5696833729743958},{"id":"https://openalex.org/keywords/service-provider","display_name":"Service provider","score":0.5263370871543884},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.4852771461009979},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.46438348293304443},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.45490512251853943},{"id":"https://openalex.org/keywords/network-service","display_name":"Network service","score":0.4445381760597229},{"id":"https://openalex.org/keywords/router","display_name":"Router","score":0.43186262249946594},{"id":"https://openalex.org/keywords/networking-hardware","display_name":"Networking hardware","score":0.4171184301376343},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.3981260061264038},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.1958838403224945},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.18307900428771973}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8069522976875305},{"id":"https://openalex.org/C2779898492","wikidata":"https://www.wikidata.org/wiki/Q4112081","display_name":"Network virtualization","level":4,"score":0.6739808917045593},{"id":"https://openalex.org/C2776874963","wikidata":"https://www.wikidata.org/wiki/Q4112081","display_name":"Virtual network","level":2,"score":0.6476750373840332},{"id":"https://openalex.org/C172191483","wikidata":"https://www.wikidata.org/wiki/Q1071806","display_name":"Provisioning","level":2,"score":0.6135472655296326},{"id":"https://openalex.org/C513985346","wikidata":"https://www.wikidata.org/wiki/Q270471","display_name":"Virtualization","level":3,"score":0.5894883871078491},{"id":"https://openalex.org/C2780598303","wikidata":"https://www.wikidata.org/wiki/Q65921492","display_name":"Flexibility (engineering)","level":2,"score":0.5696833729743958},{"id":"https://openalex.org/C116537","wikidata":"https://www.wikidata.org/wiki/Q2169973","display_name":"Service provider","level":3,"score":0.5263370871543884},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.4852771461009979},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.46438348293304443},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.45490512251853943},{"id":"https://openalex.org/C2779618445","wikidata":"https://www.wikidata.org/wiki/Q1640628","display_name":"Network service","level":2,"score":0.4445381760597229},{"id":"https://openalex.org/C2775896111","wikidata":"https://www.wikidata.org/wiki/Q642560","display_name":"Router","level":2,"score":0.43186262249946594},{"id":"https://openalex.org/C159631557","wikidata":"https://www.wikidata.org/wiki/Q1546066","display_name":"Networking hardware","level":2,"score":0.4171184301376343},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.3981260061264038},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.1958838403224945},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.18307900428771973},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mcom.2017.1601201","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mcom.2017.1601201","pdf_url":null,"source":{"id":"https://openalex.org/S158797327","display_name":"IEEE Communications Magazine","issn_l":"0163-6804","issn":["0163-6804","1558-1896"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Magazine","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1572904055","https://openalex.org/W1604234259","https://openalex.org/W1604902735","https://openalex.org/W1779647772","https://openalex.org/W1980156780","https://openalex.org/W2006142251","https://openalex.org/W2030438500","https://openalex.org/W2066089879","https://openalex.org/W2089194229","https://openalex.org/W2123372830","https://openalex.org/W2333015371","https://openalex.org/W2480346368","https://openalex.org/W2498885363","https://openalex.org/W4247873301","https://openalex.org/W6634238465","https://openalex.org/W6636118494","https://openalex.org/W6638073290"],"related_works":["https://openalex.org/W2606336747","https://openalex.org/W2128291817","https://openalex.org/W1971175048","https://openalex.org/W2766546449","https://openalex.org/W2787824175","https://openalex.org/W3216929864","https://openalex.org/W3120413130","https://openalex.org/W2484122101","https://openalex.org/W2613616588","https://openalex.org/W2735219061"],"abstract_inverted_index":{"Network":[0],"functions":[1,48,80,112],"virtualization":[2],"is":[3,24,72],"an":[4],"emerging":[5],"technology":[6],"that":[7,26],"can":[8,60],"significantly":[9],"improve":[10],"the":[11,35,106,121,125],"flexibility":[12],"of":[13,34,56,78,144],"network":[14,36,47,54,79,111],"service":[15,27],"provisioning":[16],"and":[17,32,37,64,131,147],"offer":[18,29],"potential":[19],"cost":[20],"savings.":[21],"However,":[22],"it":[23],"critical":[25],"providers":[28,59],"high":[30],"reliability":[31],"availability":[33],"services":[38],"when":[39],"moving":[40],"from":[41],"proprietary":[42],"hardware":[43,63],"appliances":[44],"to":[45,67,82,92,115,137,140],"virtualized":[46],"on":[49],"commodity":[50],"servers.":[51],"In":[52,101],"a":[53,97,133,142],"consisting":[55],"physical":[57],"appliances,":[58],"deploy":[61],"redundant":[62],"extra":[65],"capacity":[66],"handle":[68],"failures,":[69],"although":[70],"this":[71,102],"quite":[73],"expensive":[74],"in":[75,96,113,124],"practice.":[76],"Virtualization":[77],"lead":[81],"more":[83,98],"challenges":[84,95],"for":[85,109],"resiliency,":[86],"but":[87],"also":[88],"bring":[89],"new":[90],"opportunities":[91],"address":[93],"these":[94],"cost-effective":[99],"manner.":[100],"article,":[103],"we":[104],"explain":[105],"resiliency":[107],"requirements":[108],"virtual":[110,145],"order":[114],"provide":[116],"carrier":[117],"grade":[118],"services,":[119],"summarize":[120],"existing":[122],"solutions":[123],"literature,":[126],"highlight":[127],"several":[128],"research":[129],"challenges,":[130],"present":[132],"concrete":[134],"case":[135],"study":[136],"demonstrate":[138],"how":[139],"decompose":[141],"type":[143],"router":[146],"thus":[148],"enhance":[149],"its":[150],"resiliency.":[151]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":12},{"year":2019,"cited_by_count":14},{"year":2018,"cited_by_count":5}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
