\u5c01\u88dd
(config-if)#encapsulation < wan>
< wan>\u53ef\u9078hdlc,ppp,frame-relay,\u901a\u5e38\u7cfb\u7d71\u6703\u9810\u8a2d\u5c01\u88ddhdlc
ps:\u8a2d\u5b9a\u5fc5\u9808\u548c\u53e6\u4e00\u7aef\u7684encapsulation\u76f8\u540c,\u5426\u5247\u6703\u51fa\u73feline protocol is down
ps:\u4f7f\u7528show int \u53ef\u77e5\u8a72interface\u7684\u5c01\u88dd\u65b9\u6cd5<\/p>\n\n\n\n
ps:
(config-if)#encapsulation ?
hdlc\u3000\u3000 Serial HDLC synchronous
ppp\u3000\u3000 Point-to-Point protocol
frame-relay\u3000\u3000 Frame Relay networks<\/p>\n\n\n\n
…<\/p>\n\n\n\n
\u4f7f\u7528hdlc
(config-if)#encapsulation hdlc
\u601d\u79d1\u5c08\u5c6cHDLC,\u652f\u63f4\u591a\u5354\u5b9a,\u8a0a\u6846\u591aproprietary\u6b04\u4f4d
ps:\u6a19\u6e96HDLC\u53ea\u652f\u63f4\u55ae\u4e00\u5354\u5b9a
ps:\u65b0\u7684router\u9023\u5230isp\u53ef\u80fd\u4e0d\u901a,\u56e0\u70baisp\u5927\u591a\u4f7f\u7528ppp,\u800crouter\u9810\u8a2d\u4f7f\u7528hdlc
ps:\u82e5\u5c0d\u65b9\u8a2d\u5099\u4e26\u975ecisco\u8a2d\u5099,\u5247\u601d\u79d1hdlc\u5247\u7121\u6cd5\u9023\u901a<\/p>\n\n\n\n
\u770bhdlc\u662f\u5426\u5c01\u88dd
#show interface < interface>
Serial0 is up, line protocol is up
Hardware is HD64570
Internet address is 175.10.1.2\/24
MTU 1500 bytes, BW Kbit, DLY 1000 usec, rely 255\/255, load 1\/255
Encapsulation hdlc, loopback not set, keepalive set (10 sec) \/\/\u4f7f\u7528hdlc\u5c01\u88dd
…\u4ee5\u4e0b\u7701<\/p>\n\n\n\n
…………………………………………..<\/p>\n\n\n\n
\u4f7f\u7528ppp
(config-if)#encapsulation PPP
ex:\u8a2d\u5b9aserial0\u4ecb\u9762\u4f7f\u7528ppp,\u4e14ip\u70ba192.72.70.142\/24
(config)#int serial 0
(config-if)#encapsulation PPP
(config-if)#ip address 192.72.70.142 255.255.255.0
(config-if)#no shutdown<\/p>\n\n\n\n
\u4f7f\u7528ppp\u8a8d\u8b49
(config-if)#ppp authentication < chap|pap>
ps:\u9700\u4ee5\u96d9\u65b9\u7684\u4e3b\u6a5f\u540d\u7a31\u65b0\u589euser,\u4e14password\u5169\u908a\u9700\u8a2d\u76f8\u540c
ex:\u7528chap\u9023\u5230\u5c0d\u65b9router\u7684\u4e3b\u6a5f\u540d\u7a31,\u5bc6\u78bc\u70bacisco
taipei(config)#username elan password cisco
taipei(config)#int se0
taipei(config-if)#ppp authentication chap
elan(config)#username taipei password cisco
elan(config)#int se0
elan(config-if)#ppp authentication chap
ps:\u82e5\u5169\u908a\u7121\u6cd5\u5efa\u7acb\u9023\u7dda,\u6975\u53ef\u80fd\u662fusername\/password\u4e0d\u6b63\u78ba
ps:
\u5148\u8a66pap,\u82e5\u4e0d\u884c\u5728\u8a66chap,\u9806\u5e8f\u53ef\u8abf\u63db
(config-if)#ppp authentication pap chap<\/p>\n\n\n\n
\u555f\u7528ppp compression
(config-if)#compress [predictor|stac]
\u7528\u8edf\u9ad4\u65b9\u5f0f\u58d3\u7e2e,\u4e14\u5f88\u8017\u6548\u80fd
Compression\u6709stacker(\u5806\u758a\u5668)\u8207predictor(\u9810\u6e2c\u5668)<\/p>\n\n\n\n
\u6aa2\u8996\u9023\u7d50\u4e0a\u88ab\u4e1f\u68c4\u7684\u8cc7\u6599,\u4e26\u9810\u9632\u8a0a\u6846\u8ff4\u8def
(config-if)#ppp quality percentage
Error detection\u6709Quality\u8207Magic Number\u9078\u9805\u53ef\u5354\u52a9<\/p>\n\n\n\n
\u555f\u7528mutlilink
(config-if)#ppp multilink
Cisco IOS 11.1\u7248\u5f8c\u652f\u63f4,\u53ef\u63d0\u4f9b\u8ca0\u8f09\u5e73\u8861<\/p>\n\n\n\n
PPP Callback
Cisco IOS 11.1\u7248\u5f8c\u652f\u63f4,Cisco\u8def\u7531\u5668\u53ef\u4ee5\u4f5c\u70ba\u56de\u8986client\u6216\u56de\u8986server<\/p>\n\n\n\n
ps
(config-if)#ppp ?
pap\u3000\u3000 Set PAP authentication parameters
authentication\u3000\u3000 Set PPP link authentication method<\/p>\n\n\n\n
…..<\/p>\n\n\n\n
#debug ppp nengotiation
\u5169\u908a\u958b\u59cb\u5efa\u7acb\u9023\u7dda\u6642,\u6703\u986f\u793aPPP\u5c01\u5305\u7684\u50b3\u8f38\u72c0\u614b,\u53ef\u770bppp\u76f8\u4e92\u6e9d\u901a\u7684\u60c5\u5f62<\/p>\n\n\n\n
#debug ppp authentication
\u53ef\u986f\u793a\u7db2\u8def\u4e2d\u5169\u90e8\u8def\u7531\u5668\u9593\u6240\u9032\u884c\u7684chap,pap\u8a8d\u8b49\u6d41\u7a0b
\u756b\u9762\u5927\u81f4\u5982\u4e0b
PPP authentication debugging is onSe0 PPP: Phase is AUTHENTICATING by both
Se0 CHAP: 0 CHALLENGE id 112 len 25 from “router3”
Se0 CHAP: I CHALLENGE id 113 len 25 from “router1”
Se0 CHAP: O RESPONSE id 112 len 25 from “router3”
Se0 CHAP: I RESPONSE id 113 len 25 from “router1”
Se0 PPP: Sent CHAP LOGIN Request
Se0 PPP: Received LOGIN Response PASS<\/p>\n\n\n\n
#debug ppp packet
\u986f\u793aPPP\u7684\u5c01\u5305\u88ab\u50b3\u9001\u8207\u63a5\u6536,\u6703\u986f\u793a\u4f4e\u968e\u5c01\u5305\u5167\u5132\u5b58\u8cc7\u6599\u76f4\u63a5\u50b3\u9001\u7684\u7d50\u679c<\/p>\n\n\n\n
\u53d6\u5f97\u4ecb\u9762\u8cc7\u8a0a
#show interface < interface>
\u756b\u9762\u5927\u81f4\u5982\u4e0b:
Serial0 is up, line protocol is up
Hardware is HD64570
Internet address is 175.10.1.2\/24
MTU 1500 bytes, BW Kbit, DLY 1000 usec, rely 255\/255, load 1\/255
Encapsulation PPP, loopback not set, keepalive set (10 sec) \/\/\u4f7f\u7528ppp\u5c01\u88dd
LCP Open\u3000\u3000\u3000\/\/lcp\u6b63\u5e38
Open: IPCP, CDPCP\u3000\u3000\u3000\u3000\/\/ncp\u6b63\u5e38
Last input 00:00:00, output 00:00:00, output hang never
Last clearing of show interface counters never
Queueing strategy: fifo
Output queue 0\/40, 0 drops; input queue 0\/75, 0 drops
5 minute input rate 1000 bits\/sec, 2 packets\/sec
5 minute output rate 1000 bits\/sec, 2 packets\/sec
0 packets input, 0 bytes, 0 no buffer
Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
0 input packets with dribble condition detected
0 packets output, 0 bytes, 0 underruns
0 output errors, 0 collisions, 0 interface resets
0 babbles, 0 late collision, 0 deferred
0 lost carrier, 0 no carrier
0 output buffer failures, 0 output buffers swapped out<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5c01\u88dd(config-if)#encapsulation &l …<\/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":[32],"tags":[],"class_list":["post-904","post","type-post","status-publish","format-standard","hentry","category-cisco-network"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/904","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=904"}],"version-history":[{"count":0,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/904\/revisions"}],"wp:attachment":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/media?parent=904"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/categories?post=904"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/tags?post=904"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}