?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Network+Segmentation+in+the+Cloud+A+Novel+Architecture+Based+on+UCC+and+IID&rft.creator=Jeuk%2C+S&rft.creator=Salgueiro%2C+G&rft.creator=Baker%2C+F&rft.creator=Zhou%2C+S&rft.description=Cloud+Computing+is+known+for+its+scalability%2C+flexibility+and+on-demand+workload+creation.+Today%2C+cloud-enabled+data+centers+utilize+VLAN%2C+VxLAN+or+GRE+segmentations+but+these+techniques%2C+despite+being+widely+deployed%2C+have+a+variety+of+inherent+technical+and+architectural+limitations.+In+this+paper%0D%0Awe+introduce+a+novel+architecture+leveraging+UCC+and+IID+for+segmentation%2C+rather+than+those+traditionally+used+today+(e.g.%2C+VLAN%2C+VxLAN%2C+etc.).+The+proposed+architecture+is+entirely+based+on+IPv6+and%2C+for+illustrative+purposes+only%2C+is+demonstrated+using%0D%0AOpenStack+as+the+cloud+framework.+This+proposed+reference%0D%0Aarchitecture+is+based+entirely+on+UCC+and+IID%2C+two+OpenStackindependent+concepts%2C+could+easily+be+realized+in+outer+cloud+frameworks+as+well.+UCC+introduces+cloud-specific+traffic+isolation+within+IPv6+extension+headers.+IIDs+can+be+incorporated+as+a+unique+identifier+within+an+IPV6+address+to+identify+endpoints.%0D%0AThe+combination+of+both+allows+network+devices+to+segregate+traffic+according+to+cloud+service%2C+cloud+tenants+and+endpoint+affiliation.+Here%2C+we+highlight+current+shortcomings+of+existing+segmentation+techniques+as+well+as+define+design+considerations+for+the+cloud+framework+in+question+(i.e.+in+this+case+OpenStack)+to+circumvent+such+limitations.+The+proposed+architecture+is+depicted+and+explained+in+the+context+of+a+traffic+flow+example.&rft.subject=Science+%26+technology%2C+technology%2C+computer+science%2C+hardware+%26+architecture%2C+computer+science%2C+information+systems%2C+computer+science.&rft.publisher=IEEE&rft.contributor=Boutaba%2C+R&rft.contributor=Limam%2C+N&rft.contributor=Kantarci%2C+B&rft.contributor=Badonnel%2C+R&rft.date=2015-10-07&rft.type=Proceedings+paper&rft.language=eng&rft.source=+++++In%3A+Boutaba%2C+R+and+Limam%2C+N+and+Kantarci%2C+B+and+Badonnel%2C+R%2C+(eds.)+Proceedings+of+4th+International+Conference+on+Cloud+Networking+(CloudNet)%2C+IEEE+2015.++(pp.+pp.+58-63).++IEEE%3A+Niagara+Falls%2C+ON%2C+Canada.+(2015)+++++&rft.format=text&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F1497044%2F1%2FZhou_Network%2520Segmentation_Open.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F1497044%2F&rft.rights=open