{"id":868,"date":"2008-10-07T21:36:00","date_gmt":"2008-10-07T13:36:00","guid":{"rendered":"http:\/\/note.systw.net\/note\/?p=868"},"modified":"2023-11-07T21:53:31","modified_gmt":"2023-11-07T13:53:31","slug":"ios-password","status":"publish","type":"post","link":"https:\/\/systw.net\/note\/archives\/868","title":{"rendered":"IOS Password"},"content":{"rendered":"\n

\u8a2d\u5b9a\u9032\u5165\u7279\u6b0a\u6a21\u5f0f\u5bc6\u78bc
\u67092\u7a2e,\u5982\u4e0b:
(config)#enable password < word> \/\/\u4ee5\u660e\u6587\u5b58\u65bc\u7d44\u614b\u6a94
(config)#enable secret [word] \/\/\u4ee5\u5bc6\u6587\u5b58\u65bc\u7d44\u614b\u6a94,\u70ba\u55ae\u5411\u52a0\u5bc6
ps:\u82e5\u5169\u8005\u540c\u6642\u4f7f\u7528,enable secret\u512a\u5148<\/p>\n\n\n\n

…..<\/p>\n\n\n\n

\u8a2d\u5b9a\u9032\u5165console\u7d42\u7aef\u6a5f\u767b\u5165\u5bc6\u78bc
(config)#line console 0
(config-line)#login
(config-line)#password < word>
\u4ee5\u660e\u6587\u5b58\u65bc\u7d44\u614b\u6a94
ps:\u56e0\u70ba\u53ea\u67091\u500b\u63a7\u5236\u53f0\u57e0,\u6240\u4ee5\u53ea\u53ef\u9078line console 0<\/p>\n\n\n\n

…..<\/p>\n\n\n\n

\u8a2d\u5b9a\u4f7f\u7528telnet\u9023\u7dda\u767b\u5165\u5bc6\u78bc
(config)#line vty < num range>
(config-line)#login
(config-line)#password < word>
ps:cisco\u53ef\u80fd\u8981\u6c42\u5148\u8f38\u5165password,\u5728\u8f38\u5165login
< num range>\u53ef\u8a2d0 4\u4ee3\u88685\u500bvty\u9023\u7dda,\u4e5f\u53ef\u8a2d0\u8868\u4ee3\u4e00\u500bvty\u9023\u7dda,\u4e14\u53ef\u540c\u6642\u9032\u884c
ps:switch\u7684vty\u53ef\u70ba0 15
\u4ee5\u660e\u6587\u5b58\u65bc\u7d44\u614b\u6a94
ps:\u82e5\u672a\u8a2d\u5bc6\u78bc,\u6703\u62d2\u7d55\u9060\u7aef\u7684\u9023\u7dda,\u4e26\u986f\u793apassword required ,but none set<\/p>\n\n\n\n

…..<\/p>\n\n\n\n

\u8a2d\u5b9a\u4f7f\u7528ssh\u9023\u7dda\u767b\u5165\u5bc6\u78bc<\/p>\n\n\n\n

1
\u524d\u7f6e\u4f5c\u696d,\u8a2d\u5b9ahostname\u548cdomain-name
switch(config)# hostname < hostname >
switch(config)# ip domain-name < domainname >
2
\u7522\u751fssh\u7528\u7684\u91d1\u9470
switch(config)# crypto key generate rsa
ps:\u8acb\u8a2d\u5b9a768bit\u4ee5\u7b26\u5408ssh ver2\u6700\u5c0f\u9700\u6c42
\u555f\u7528\u8a8d\u8b49
switch(config)# aaa new-model
\u8a2d\u5b9a\u5e33\u5bc6
switch(config)# username < username > password < password >
3
\u8a2d\u5b9avty\u4f7f\u7528ssh
switch(config)# line vty 0 4
switch(config-line)# transport input SSH<\/p>\n\n\n\n

ps:
\u5176\u4ed6ssh\u76f8\u95dc\u8a2d\u5b9a
switch(config)# ip ssh time-out < 1-120 >
switch(config)# ip ssh authentication-retries < 1-5 >
#show ip ssh<\/p>\n\n\n\n

…….<\/p>\n\n\n\n

\u5c07\u7d44\u614b\u6a94\u7684\u6240\u6709\u660e\u6587\u5bc6\u78bc\u52a0\u5bc6
(config)#service password-encryption<\/strong>
\u53ef\u5c07enable password,vty,aux,console\u9023\u7dda\u7684\u5bc6\u78bc\u5728\u52a0\u5bc6\u4e00\u6b21
ps:\u82e5\u4e4b\u5f8c\u9084\u6709\u65b0\u589e\u660e\u6587\u5bc6\u78bc\u4e5f\u6703\u81ea\u52d5\u52a0\u5bc6<\/p>\n\n\n\n

ps
router(config)#line ?
vty Virtual terminal
aux Auxiliary line
console Primary terminal line<\/p>\n\n\n\n

ps
#show running-config
…\u7701\u7565
enable secret 5 $sdf$6978yhg$jnb76sd
enable password cisco
…\u7701\u7565
line con 0
\u3000login
\u3000transport input none
\u3000password ccna
line aux 0
line vty 0 4
\u3000login
\u3000password ciscoccna
…\u7701\u7565<\/p>\n\n\n\n

…………………….<\/p>\n\n\n\n

\u5fa9\u539f\u5bc6\u78bc
1
\u9032\u5165rom monitor
\u5728hyperterminal\u4e2d\u91cd\u555f\u8a2d\u5099\u4e26\u7528ctrl+break\u5373\u53ef\u9032\u5165
2
\u4fee\u6539\u7d44\u614b\u66ab\u5b58\u5668\u70ba2142
ex:cisco2600\u7684\u547d\u4ee4
rommon>config-register 0x2142
ex:cisco2500\u7684\u547d\u4ee4
rommon>o\/r 0x2142
ps:\u6b64\u70ba\u52a0\u51650040\u5ffd\u7565nvram\u7684\u5167\u5bb9
3
\u91cd\u8f09\u8def\u7531\u5668
ex:cisco2600\u547d\u4ee4
rommon>reset
ex:cisco2500\u547d\u4ee4
rommon>I
ps:\u91cd\u8f09\u5f8c\u4e0d\u8981\u9032\u5165setup mode
4
\u9032\u5165\u7279\u6b0a\u6a21\u5f0f\u8907\u88fd\u7d44\u614b\u6a94\u5230ram\u4e2d
ex:
#copy startup-config running-config
5
\u6539\u8b8a\u5bc6\u78bc
ex:\u4ee5\u5bc6\u6587\u65b9\u5f0f\u8a2d\u5b9aenable\u7684\u5bc6\u78bc\u70bacisco
(config)#enable secret cisco
6
\u4fee\u6539\u7d44\u614b\u6a94\u70ba\u539f\u672c\u76840x2102
ex:
(config)#config-register 0x2102
7
\u5132\u5b58\u7d44\u614b
ex:\u62f7\u8c9dram\u4e2d\u7684\u7d44\u614b\u5230nvram\u4e2d
#copy running-config startup-config
8
\u91cd\u8f09\u8def\u7531\u5668<\/p>\n","protected":false},"excerpt":{"rendered":"

\u8a2d\u5b9a\u9032\u5165\u7279\u6b0a\u6a21\u5f0f\u5bc6\u78bc\u67092\u7a2e,\u5982\u4e0b:(config)#enab …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[31],"tags":[],"class_list":["post-868","post","type-post","status-publish","format-standard","hentry","category-cisco-security"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/868","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/comments?post=868"}],"version-history":[{"count":0,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/868\/revisions"}],"wp:attachment":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/media?parent=868"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/categories?post=868"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/tags?post=868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}