 ctt bac servic agreement ctt bac servic agreement draft 96mai15 ctt bac joint technic committe there stand bodi jtc three ctt-appoint person three bac-appoint person regularli review perform ctt network term servic agreement review recommend propos chang ctt network term servic agreement under normal circumst jtc meet month quarter the deliber jtc distribut subscrib network descript for subscrib bac establish maintain ctt network point of presenc pop subscrib's premis each pop consist two-port ip router router interfac connect central ctt network hub ip router interfac connect subscrib's intern ip network the ctt network interconnect subscrib-intern network extern link provinci network oper onet network corpor opnet network realiti with except plan outag schedul mainten cct network oper 24 hour dai dai ---'''--- onet ctt ------+ network link hub router '''--- -+-''' bac premis provid instal oper maintain manag bac subscrib ----+---- premis router pop '----+----' + + subscrib's intern network the subscrib-side interfac pop router ieee 802 3 ethernet 10base5 aui subscrib connect intern network altern interfac provid bac mutual agre subscrib bac the interfac link ctt network hub router bac requir order provid link capac subscrib contract bac bac establish pop premis connect equip perform function network oper centr noc includ monitor describ network perform rout inform bac ensur appropri ip rout propog pop router ctt network hub router includ rout subscrib network default rout extern onet opnet network router-impos secur bac configur pop router impos basic set constraint ip packet permit subscrib network such constraint essenti provid rudimentari level secur includ simpl specif packet sourc-rout option forward packet forward network subscrib network sourc ip address insid ip network number assign subscrib network packet forward network subscrib network sourc address subscrib network destin address insid subscrib network rout learn subscrib network propag anyth elabor basic constraint respons subscrib provid term servic agreement equip intern network bac ensur pop router read access snmp subscrib network schedul mainten ani scheduabl work bac requir outag ctt network affect subscrib perform 03 00 04 00 advertis bac 48 hour advanc list email address provid ctt ani scheduabl work bac requir outag pop schedul time mutual agreeabl bac subscrib the subscrib unreason withhold agreement request network oper centr from equip connect ctt network pop bac provid network oper centr noc 24x7 basi the function activ noc includ conduct monitor describ network perform section provid support design oper technic-support staff subscrib form liaison schedul instal mainten work telephon hot problem report resolut dissemin e-mail network perform report log subscrib-initi bac-initi problem report resolut the full report log jtc subscrib receiv section pertain pop domain name system each subscrib provid dn primari server bac provid secondari dn servic subscrib network network number domain name if request subscrib bac assist subscrib obtain domain world-routabl ip network number fill submit applic behalf subscrib network perform daili report bac measur report function ctt network describ subsect schedul mainten time exclud measur each daili report hour dai plain-text file form yyyymmdd linkspe avail latenc util pop mbp ms -------- --------- ------------ ------- ----------- noc nnn nnn nnn nnn nnn onet nnn nnn nnn nnn nnn subscr a nnn nnn nnn nnn nnn subscr b nnn nnn nnn nnn nnn subscr z nnn nnn nnn nnn nnn -------- --------- ------------ ------- ----------- averag nnn nnn nnn the numer valu determin linkspe thi rate capac link network pop report ifspe snmp mib variabl express million bit second avail from equip connect intern network noc pop five-minut interv bac send ten 1024-byte ping packet pop router includ noc pop the ping packet pop space second apart for pop daili avail percent calcul ping respons receiv second dai 100 --------------------------------------------------------- ping packet dai a pop declar down respons ping packet receiv second ping bac initi problem investig latenc for five-minut interv avail calcul averag round-trip time millisecond ping packet respons receiv second divid on-wai averag for pop daili latenc averag on-wai averag dai util for pop thirti-minut interv bac collect valu snmp mib counter variabl ifinoctet ifoutoctet router's network interfac ani interv counter overflow discard the counter interv-width time remain interv router dai sum calcul megabyt-per-second averag counter the util percent determin express larger averag assum link bi-direct percent linkspe network perform monthli report each monthli report monthli averag correspond daili three work dai dai month also pop item monthli report mttrepair thi averag time measur hour time pop declar down pop restor up network perform monthli object latenc for pop bac initi propos expect latenc bac consid ctt met latenc object month report monthli latenc pop expect latenc provid correspond util 50 it appropri hold bac respons higher-than-expect latenc result congest situat bac's control mttrepair bac consid ctt met mttrepair object month monthli mttrepair hour bac warrant ctt bac time maintain suffici capac compon network meet object month addit report ctt requir best-avail manag on-go input review decis-make process network evolut bac expect network perform measur basi make time recommend ctt upgrad appropri compon network from time time ctt requir bac provid addit insight matter form make present elabor network meet ctt's subscrib repres agre-to time make agre-to alter perform monitor report describ 