imailserver皌竚мォ-ч俱dns砞﹚芠├(3)_imail server

挤腹ミ狝竟
砞﹚IMailㄏノ挤腹呼琌よ猭籔よ猭ㄏノ˙艼ミIMail筿福

1. IMail筿福ㄏノミ秎ン眀腹

2. 狦琌ㄏノよ猭ISP筿福㎝IMail筿福ㄏノ嘿ゲ斗 禗WindowsNT/2000 Τ闽筿秎ン办嘿讽WindowsNT/2000碝т呼办嘿ウ穓碝\winnt\system32\driver\hostsゅン礛璝⊿Τ才WindowsNT/2000锣τ高拜呼办嘿狝竟(DNS)闽硂呼办嘿IP 硂玻ネ拜肈パWindowsNT/2000 筿福Τ㎝ISP筿福ぃIP讽IMailΜ秎ンウ盢穦琩硂秎ン呼办嘿狦呼办嘿砆ISP筿福(ISPIP)玥IMail盢р秎ン癳ISP筿福(ウ粄琌タ絋)秎ン盢ㄓ砆は紆筿福р秎ン獺癳程盚ン 磷硂拜肈ミ店览诀礛¨Virtual Host Configuration〃跌怠い¨Aliases〃ゅ逆いΜ秎ン┮呼办嘿盢硂呼办嘿IMail筿福IP 羭ㄒㄓ弧狦ㄏノよ猭筿福Τ闽㎝嘿
ISPIP  156.21.50.1
ISP呼办嘿 isp_are_us.com
IMail IP  156.21.50.240
IMail嘿  my_imail_machine

莱赣\winnt\system32\driver\hosts ゅンい块 兜

156.21.50.240
my_imail_machine 156.21.50.240 
isp_domain_name.com
Τ嘿IP狦筿福タ钡Μ呼办秎ン硂癸Τ┮腊惠璶盢–呼办嘿hostsゅンいIMail筿福IP 羭ㄒㄓ弧狦ㄏノよ猭筿福Τ闽㎝嘿 ISPIP 156.21.50.1 呼办嘿 my_domain_name.com my_domain_name.comIP 156.21.50.1 IMail嘿 my_imail_machine IMailIP 156.21.50.240 莱穦\winnt\system32\driver\hosts ゅンい块兜 156.21.50.240
my_imail_machine 156.21.50.240 
my_domain_name.com

3. 埃獶ゴ衡蝴7*24硓筁挤腹硈钡Internet惠璶ΤISP纗┮Τそ秎ン礛琵ISP砞﹚筿福﹚戳祇癳秎ン倒IMail筿福

ISP祇癳秎ン秅戳∕倒筿福挤腹呼秅戳σ納ㄓ∕﹚逼钉单丁(queue times)
 挤腹呼尿丁(10, 20, 30だ牧)
 ISP盢穦刚帝祇癳秎ンNT筿福
 NT/2000 筿福盢穦刚帝祇癳秎ン呼悔呼隔
 讽挤腹呼Τぶ秎ン惠璶祇癳㎝钡Μ
羭ㄒㄓ弧狦硈钡丁盢穦琌20だ牧癸瑈秖(50%钡Μ㎝50%祇癳)籔癸虏祏秎ン(⊿Τン┪郎)ㄌ酚兜ミ逼钉单丁
硈钡丁 20
ISP逼钉单丁 15
IMail逼钉单丁15
筿秎ン计秖 50 钡Μ/50祇癳(虏祏秎ン)

硂ㄒい硈钡丁琌IMail硈钡ISP筿福丁(硂穦﹚祘い砞﹚)ISP逼钉单丁∕﹚ISP秎ン筿福刚帝祇癳秎ン倒IMailIMail逼钉单丁∕﹚IMail刚帝祇癳秎ン倒ISP┪呼悔呼隔(硂SMTP乓い砞﹚) 絋玂ぃ恨硈钡丁秎ン常盢砆矪瞶璶ㄏ逼钉单丁硈钡丁狦箇钡Μ┪祇癳秖秎ン┪Τゑㄒいぞ秎ン糤硈钡丁┪搭ぶ逼钉单丁 拒ㄏノETRN も笆ㄓISP秎ン狝叭秎ン 叫猔種IMailぃ暗﹚逼惠璶Τ笆祘﹚挤腹硈钡い耞硈钡

砞﹚IMailΘ秎ン筯笵竟
盢IMail砞竚Θ秎ン狝叭竟秎ン筯笵竟硂種帝狝竟秎ン祇癳㎝钡Μ常盢硓筁IMail硄盽穦ミ秎ン筯笵竟秎狝竟ㄏノ挤腹呼ぃ琌硈钡呼悔呼隔 狦稱рIMail狝竟皌竚Θ秎ン狝竟筯笵竟ê狝竟﹚璶笲︽SMTP 璶盢IMail狝竟砞竚秎ン狝竟筯笵竟浪琩ㄆ兜
 筯笵竟IMail狝竟秎ン呼办(羭ㄒㄓ弧,domain2.com)IMail狝竟いぃ穦瞷
 秎ン呼办ㄏノ眀腹琌狝竟
 秎ン狝竟MX戈方癘魁ゲ斗IMail狝竟诀ㄓ祇癳ê呼办秎ン盢穦笷IMail狝竟诀(硂DNSいMX戈方癘魁秎ン狝竟ㄏノ)
 IMail狝竟诀ゲ斗镑秆猂SMTP狝竟呼办嘿锣IP硂琌硓筁IMail诀hostsゅン( \winnt\system32\drivers\etc\hosts)い块呼办嘿㎝IPㄓЧΘ 硂IMail 狝竟琩高DNS狝竟ぇ玡浪琩hostsゅン㎝IP戈癟IMail逼钉单┮Τ秎ンウ砆患癳狝竟┪禬筁Number of Triesい砞﹚RetryTimerΩ计
 狦¨SMTP Security〃乓いㄏノ¨Relay Mail for〃匡兜ゲ斗ㄏノ¨Addresses〃 秙ㄓ睰ㄤ狝竟块环狠IP 兜ㄒ甶瞷ミIMail狝竟呼办(domain2.com) 钡Μ秎ン锣祇┮Τ秎ンSMTP狝竟呼办安﹚兜 秎ン呼办嘿domain2.com SMTP 狝竟诀嘿 other_SMTP_serve SMTP 狝竟IP 156.21.50.240 IMail狝竟诀嘿 my_imail_machine IMail 狝竟IP 156.21.50.10 讽WindowsNT/2000 琩高呼办嘿ウ穓碝\winnt\system32\driver\etc\hostsゅンhostsい盢呼办嘿籔IPSMTP狝竟156.21.50.240 domain2.com
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猔種ㄆ兜
ㄏノETRN眖ISP秎ン狝竟も笆秎ン
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砞﹚IMail称筿秎ン狝竟
ミIMail讽め秎ン狝竟称矪瞶ㄏノ(狦め筿福氨ゎIMail盢Μ栋秎ン狝竟穝)め秎ン狝竟ゲ斗Τ㏕﹚ぃ穦э跑IP
璶皌竚琵め砞﹚筿福﹚戳祅魁ISP狝竟磅︽单逼钉秎ン矪瞶
羭ㄒㄓ弧狦刚丁砞﹚30だ牧琵–筳20だ牧オ硈钡ISP讽﹚竟碻吏莱赣絬非称钡Μ秎ン
拒环狠祅筿福25梆(SMTP梆)ノ硂ETRNΑ
etrn his_domain.com
硂盢穦更逼钉单秎ン筿福
DNSい狝竟盢穦琌呼办いΩ璶MX癘魁(ゑ耕纔舦)懦狝竟盢穦琌璶MX癘魁ゲ斗诀いhostsゅン(\winnt\system32\driver\etc\ hosts)い盢呼办嘿琈甮IPㄒhis.i.p.address his.domainname 硂兵隔畖いIMail盢沽刚患癳ウ钡Μ硂呼办ヴ秎ン筿福(DNSい露筁MX癘魁êウセō穦玻ネ秎ン癹吏)
狦ㄏノIMail¨SMTP security〃磷︰В秎ン盢筿福︰В秎ン锣祇穝糤狝竟IP(眖¨SMTP Security〃△翴阑¨Control Access〃秙△铬¨Access Control〃癸杠ㄓ暗)羭ㄒㄓ弧狦环狠诀DNS砆砞竚Θ璶呼办mail.widgets.com钡Μ秎ンEmail狝竟mail.domain.com称狝竟ê或环狠诀MX癘魁癬ㄓ盢穦钩硂妓
MX10 mail.widgets.com
MX20 mail.domain.com
讽mail.widgets.com氨ゎ秎ン穦砆祇癳筿福mail.domain.com璶mail.widgets.com 呼办锣祇秎ン惠璶Relay mail for匡兜い﹚ウIPIMail诀hostsゅンい块ウ诀㎝IP

砞﹚癸单IMail狝竟
IMail琵ミ”癸单(peer)” 狝竟す砛ノめ硓筁龟砰筿福矪瞶呼办IMail秎ン瑈秖獶盽羉秎ン矪瞶跑眔獶盽絯篊獶盽Τノ秎ン狝竟矪瞶秎ン硄獺秖盢穦ㄌ苦筿福祑砰皌竚

癸单
安砞Τ╰参ミ癸单狝竟ㄢ╰参Τ杆IMail–狝竟常Τ呼办场だㄏノ戈畐讽呼办いㄏノ秎ン秈ㄓ(羭ㄒㄓ弧user@ipswitch.net)ê祇癳狝竟暗DNS 琩高眔诀嘿籔癸单狝竟いぇIP秎ン砆祇癳癸单狝竟ㄤいぇ狦ㄏノ癸单狝竟砆祇瞷玥秎ン砆患癳璝⊿Τ祇瞷癸单狝竟暗SMTP喷靡琩ㄏノ琌狝竟狦Τтㄏノウ碞锣祇秎ン狦ヴ癸单狝竟氨ゎ癸单狝竟盢穦钡Μ秎ン玂痙秎ン材狝竟穝笲

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猔種ㄆ兜
讽ㄏノ癸单狝竟ぃ璶匡拒¨Disable SMTP VRFY command〃(¨SMTP Security〃乓い)癸单狝竟惠璶ㄏノ硂㏑喷靡癸单狝竟ㄏノ
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砞﹚˙艼
ゲ斗–场癸单狝竟い杆IMail 4.03セIMail呼办糤┪癸单狝竟
1. –╰参杆猭IMail暗癸单秎ン狝竟

2. DNS狝竟癸单狝竟糤MX戈方癘魁

3. –╰参hostsゅン柑┮Τ秎ン狝竟睰癘魁

4.–秎ン狝竟ㄏノ¨IMail Administrator恨瞶ざ〃ㄌ兜ミ癸单
 オ娩狾い匡拒¨localhost〃¨General〃乓翴阑¨Add Host〃秙瞷¨Virtual Host Configuration〃癸杠
 ¨Virtual Host Configuration〃癸杠い匡拒稱璶糤癸单狝竟诀癸单狝竟莱赣琌痷龟诀τぃ琌店览诀
 翴阑癸杠よ¨Peer List〃秙瞷¨Peer Lis〃t癸杠
 Peer List〃癸杠い块癸单狝竟IP癸单狝竟IP莱痷龟诀翴阑¨Add〃рウ¨癸单〃
 絋﹚癸单–场筿福呼办钡Μ秎ン

5.–秎ン狝竟¨Virtual Host Configuration〃癸杠い¨Alias〃逆い絋﹚璶Μ祇秎ン呼办琌斑块(羭ㄒㄓ弧ipswitch.net)硂¨Alias〃逆い块┮Τ狝竟璶璓硂ぃ籔璶呼办い疭诀Τ闽羛¨Alias〃逆い荡癸ぃ块IP

6. 癸–秎ン狝竟讽ㄏノ癸单¨SMTP〃乓い¨Default Mail Host〃ゅ逆琌

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猔種ㄆ兜
ぃ璶рセ诀筿福IP癸单い璶块ㄤ癸单狝竟
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ミ癸单狝竟ㄒ
安砞Τ呼办(暗ipswitch.net)㎝狝竟硂狝竟纔舦钡Μ秎ン场常Τ场だㄏノ戈畐ゲ斗DNSい块兜 DNS块兜ヘ ipswitch.net IN MX 10 mail1.ipswitch.net IN MX 10 mail2.ipswitch.net IN MX 10 mail3.ipswitch.net mail1 IN A 1.1.1.1 mail2 IN A 2.2.2.2 mail3 IN A 3.3.3.3 狝竟IMail硁砰いミ癸单 mail1癸单 2.2.2.2 3.3.3. 3 mail2癸单 1.1.1.1 3.3.3.3 mail3癸单 1.1.1.1 2.2.2.2 狝竟hostsゅンい块 mail1hostsゅン 2.2.2.2 mail2.ipswitch.net 3.3.3.3 mail3.ipswitch.net mail2hostsゅン 1.1.1.1 mail1.ipswitch.net 3.3.3.3 mail3.ipswitch.net mail3hostsゅン 1.1.1.1 mail1.ipswitch.net 2.2.2.2 mail2.ipswitch.net 狝竟暗絋﹚笆
 Virtual Host Configuration〃癸杠い¨Alias〃逆い呼办( ipswitch.net)琌斑兜ヘ
 ¨SMTP〃乓い¨Default Mail Hos〃tゅ逆琌フ

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猔種ㄆ兜
狦ㄏノ癸单砞﹚盢礚猭ㄏノ¨nobody〃硂ぃㄏノ癶獺
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ㄏノETRN 秎ン
Τㄇ薄琌┪め稱璶も笆秎ン狝竟秎ン
 狦IMail砆砞竚SMTP 秎ン筯笵竟┪讽暗秎ン狝竟称狝竟IMail纗秎ン狝竟絬┪禬筁Number of Triesい砞﹚RetryTimerΩ计狝竟恨瞶ヴも笆秎ン
 狦IMail挤腹ISP秎ン狝竟礛êISP秎ン狝竟腊玂秎ン繦も笆秎ン
も笆秎ン
ㄏノ环狠祅祘(Telnet)硈钡秎ン狝竟25梆(SMTP梆)礛磅︽闽ETRN羭ㄒㄓ弧ETRN@domain2.com ┪ ETRN mail.domain2.com 材㏑呼办い场逼钉单秎ン材㏑硂秎ン诀场逼钉单秎ン