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1 DNS ETJP DNS-WG + N+I2005 DNS 2005/6/10 (JPRS) [email protected]

2 ENUM RFC3761 (.e164.arpa) (E.164 ) (AUS) e164.arpa ( ) URI (NAPTR RR) IN NAPTR 0 "u" "E2U+sip" "!^.*$!sip: @example.jp!".

3 ENUM Trial Japan (ETJP) ENUM DNS

4 ETJP DNS-WG: ENUM ENUM DNS DNS DNSSEC ENUM ENUM DNS DNS DNSSEC ENUM

5 ENUM DNS ENUM 2004 DNS-WG ENUM ENUM 1 2 ( ) DNS 5 qps ( 10 ) 14 PHS 132,391( ) ,484( )= 4,934 DNS 30

6 ENUM DNS Tier ENUM 23,24 (2) (3) e164.arpa. e164.arpa. Tier0 Tier0 1.8.e164.arpa. 1.8.e164.arpa. Tier1 Tier1 050xxxx 050yyyy 03xxxx Tier2 Tier2 TN TN (2) : NS Record : NAPTR Record (2) (3) (3)

7 DNS DNS Authoritative Tier1 Tier2 Tier1 Tier1 DNS ( ) (queryperf )

8 (1) Tier1 NS RR e164.arpa. IN NS ns1.etjp.jp e164.arpa. IN NS ns2.etjp.jp. Tier2 NAPTR RR 1, NS RR 2 named.conf $ORIGIN e164.arpa. IN SOA IN NS ns1.etjp.jp. IN NS ns2.etjp.jp. IN NAPTR 0 "u" "E2U+sip" "!^.*$!sip: @example.jp!".

9 (2) Tier1 15 NS RR 2 $ORIGIN IN SOA ns0.etjp.jp. postmaster.etjp.jp. (1 1H 5M 7D 10M) IN NS ns1.etjp.jp. IN NS ns2.etjp.jp IN NS ns1.isp000.jp IN NS ns2.isp000.jp IN NS ns1.isp001.jp.... Tier2 named.conf 1 1 NAPTR RR 1 $ORIGIN e164.arpa. $TTL IN SOA ns1.etjp.jp. postmaster.etjp.jp. (1 1H 5M 7D 10M) IN NS ns1.etjp.jp. IN NS ns2.etjp.jp IN NAPTR 0 "u" "E2U+sip" "!^.*$!sip: @sipisp.jp!" IN NAPTR 0 "u" "E2U+sip" "!^.*$!sip: @sipisp.jp!" IN NAPTR 0 "u" "E2U+sip" "!^.*$!sip: @sipisp.jp!"....

10 DNS-WG: ( ) DNS Authoritative Authoritative 10

11 DNS-WG: DNS BIND 8: ISC Authoritative server Full Resolver BIND 9: ISC DNSSEC Authoritative server Full Resolver NSD: NL NetLabs DNSSEC Authoritative server djbdns: D. J. Bernstein Authoritative server (tinydns) Full Resolver (dnscache)

12 DNS BIND, NSD BIND 8, BIND 9 1 named.conf named named.conf BIND 8 NSD BIND nsd.db zonec nsd.zones: zone < > < > nsd nsd.db zonec nsd.db

13 DNS djbdns djbdns(tinydns) (1 + ) 1 tinydns-data data.cdb tinydns query data.cdb mmap tinydns-data data.cdb tinydns mmap mmap 1 mmap Lennert Buytenhek NAPTR/SRV patch Guilherme Balena Versiani

14 DNS PC Ethernet PC DNS PC 1 PC 1 DNS PC Pentium4-3GHz, memory 2.5GB, FreeBSD 4.11 queryperf PC Pentium4-2.7GHz, FreeBSD 4.11 Ethernet 0baseT

15 Tier bind8 bind9 djbdns nsd 0 memory use[mb] number of enum domains[x00]

16 Tier bind8 bind8 reload bind9 bind9 reload djbdns nsd nsd reload load[second] number of enum domains[x00]

17 Tier bind8 bind9 djbdns nsd nsd reload bind9 reload performance[qps] number of enum domains[x00]

18 Tier1 (1) BIND 9 reload 0 NSD 32000qps BIND qps BIND qps 2,3 5 qps djbdns NSD 30 BIND 8, BIND 9, djbdns 5 BIND 8, BIND

19 Tier bind8 bind9 djbdns nsd 0 memory use[mb] number of enum domains[x00]

20 Tier bind8 bind8 reload bind9 bind9 reload djbdns nsd nsd reload load[second] number of enum domains[x00]

21 Tier bind8 bind9 djbdns nsd nsd reload bind9 reload performance[qps] number of enum domains[x00]

22 Tier2 ( ) BIND 8, BIND 9 50 NSD, djbdns 500 NSD(500 ) BIND 8(30 ) 30000qps BIND 9(50 ) 20000qps djbdns( ) 3400qps qps NSD BIND 8, djbdns djbdns / = 0qps

23 Tier bind8 bind9 djbdns nsd 0 memory use[mb] number of Allocations[00 numbers]

24 Tier bind8 bind8 reload bind9 bind9 reload djbdns nsd nsd reload load[second] number of Allocations[00 numbers]

25 Tier bind8 bind9 djbdns nsd nsd reload bind9 reload performance[qps] number of Allocations[00 numbers]

26 Tier BIND qps NSD, BIND ( ) djbdns BIND 8, 9 djbdns NSD 10 BIND BIND

27 ENUM DNS Tier1 BIND 8, BIND Tier2 djbdns Tier1 15 NSD 2 Tier2 BIND

28 TLD( jp) /usr/share/dict/web2 ( jp ) 2 IPv4 1 $ORIGIN jp. jp. IN SOA a.dns.jp. postmaster.dns.jp. (1 1H 5M 7D 10M) jp. IN NS a.dns.jp. jp. IN NS b.dns.jp. a.dns.jp. IN A b.dns.jp. IN A example.jp. IN NS ns1.example.jp. example.jp. IN NS ns2.example.jp. ns1.example.jp. IN A ns2.example.jp. IN A

29 TLD( JP) bind8 bind9 djbdns nsd memory use[mb] number of domains [x00]

30 TLD( JP) bind8 bind8 reload bind9 bind9 reload djbdns nsd nsd reload load[second] number of domains [x00]

31 TLD( JP) bind8 bind9 djbdns nsd nsd reload bind9 reload performance[qps] number of domains [x00]

32 TLD( JP) ENUM TLD bit CPU 500 BIND 8, 9, NSD (1 ) djbdns NSD 50% BIND 9 10%

33 DNS BIND 8 DNSSEC ( ) BIND CPU 1% BIND ENUM (. ) 9.3.1

34 DNS djbdns (tinydns) djbdns BIND NSD NSD patch

JPRS JANOG13 1. JP DNS Update 2. ENUM (ETJP) 3. JP ( ) 3 1. JP DNS Update

JPRS JANOG13 1. JP DNS Update 2. ENUM (ETJP) 3. JP ( ) 3 1. JP DNS Update JPRS Update 2004 1 30 JANOG13 Meeting root hints B.ROOT-SERVERS.NET IP : 2 2 JPRS Update @ JANOG13 1. JP DNS Update 2. ENUM (ETJP) 3. JP ( ) 3 1. JP DNS Update JP DNS Update 2003 8