Re: lug-bg: [net] bgp questions ?

[nikky@email.domain.hidden (Nickola Kolev)]

Çäðàñòè, íå ñúì cisco-ñïåöèàëèñò, òúé ÷å íå ìîãà äà òè îòãîâîðÿ åäíîçíà÷íî 
íà ïúðâèÿ âúïðîñ :)))

<em class="quotelev1">> 2. Dokolkoto razbiram e trudno da se wzeme AS nomer ot ARIN (ili pone taka predpolagam).. Toest ako rasha da pusna BGP, moq dostawchik ste mi dade falshiw/chasten AS nomer.

Ñïåöèàëíî çà Åâðîïà RIR (Regional Internet Register) å Ripe, à íå ARIN. Çà ïîâå÷å ïîäðîáíîñòè îáà÷å å æåëàòåëíî äà ñå ñâúðæåø ñ íÿêîé áúëãàðñêè LIR (Local IR). Íàïðèìåð Lirex, Netissat, Spnet, è ò.í.

<em class="quotelev1">> Taka sega ako resha da se wyrva kam wtori dostawchik toi syshto ste mi dade weroqtno otnowo chasten/falshiw AS nomer podchinen na negowiq..
<em class="quotelev1">> Ta waprosa mi e kak se advertisvat moite mrevi prez dwata dostawchika taka che da rechem za wsichki w BG dostypa im do men da preminawa saotwetno i prez dwata ISP-ta, w zwisimost ot towa koi e po blizo.
<em class="quotelev1">> Moga li da naprawq towa kato prosto setna saowetnata :
<em class="quotelev1">> 
<em class="quotelev1">> network x.x.x.x  m.m.m.m
<em class="quotelev1">> 
<em class="quotelev1">> komanda za adwertisvane i kam dwete mrevi ili trqbwa da se obadq i na dwata dostawchika te da me dobawqt rychno w tehnite BGP routeri... toest ima li wariqnt advertiswaneto da e ot men a ne ot dostawchicite..

Òö, íå ñòàâà òàêà. Fake AS íîìåðàòà, ò.å. òåçè, ïî-ãîëåìè îò 65000, ìîãàò äà ñå 
èçïîëçâàò ñàìî çà IBGP èëè peering. 

<em class="quotelev1">> Za kakwo pitam ?  taka pri wzimane na nowi adresi ne e nuvno da im se obavdam da prawqt nesto rychno po tehnite BGP routeri..

À îòêúäå ïî-òî÷íî ùå ñè "âçèìàø" íîâè àäðåñè, óíèêàëíî ðóòèðóåìè â Èíòåðíåò?

<em class="quotelev1">> Opa setih se oste edin wapros :")
<em class="quotelev1">> 3. Sled kato BGP uprawlqwa routinga, kak postypwate za da upraflqwate trafika.. w smisal :
<em class="quotelev1">> Da rechem wzimam BG traffik ot dwama dostawchika, nachin po koito da markiram paketite taka che sled towa w traffik shaper-a da wleze pod edin class..
<em class="quotelev1">> Kakwo polzwate TOS fileds ili nesto drugo...

Ñàìî TOS ïîëåòàòà íÿìà äà òè ñòèãíàò. :))) Òå ñà íÿêîëêî íà áðîé è ñà ôèêñèðàíè.
Ìèñëÿ, ÷å çà öåëòà òè òðÿáâà DSCP ìàðêèðàíå. Òóê ìàé òðÿáâà äà ñå íàìåñè Áîÿí Êðîñíîâ,
àêî ðàçáèðà ñå å ñêëîíåí äà ñïîäåëè ñ íàñ çíàíèÿòà ñè, è òè èçïîëçâàø Cisco îáîðóäâàíå.

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Ïîçäðàâè,
Íèêîëà


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