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l2tp
2018-04-19提问
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问题描述：
L2TP隧道已经建立，但是获取不到IP地址，这是为什么？
虚拟接口协议状态为DOWN，为什么？？
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- 2018-04-19提问
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最佳答案
风干工程师肉干要不要
九段
隧道建立了，说明L2TP已经OK了，virtual-ppp接口没有UP，说明PPP协商没过去，两边开启deb ppp all看看卡在哪一个阶段了。
- 2018-04-19回答
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*Apr 19 13:46:15:933 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RCR+(Receive Config Good Request) Event State closed *Apr 19 13:46:15:933 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 8 Current State closed, code TermAck(06), id 4, len 4 *Apr 19 13:46:18:796 2018 H3C PPP/7/EXTERNAL_EVENT: PPP External Event: Virtual-PPP1 deliver packet to user space success *Apr 19 13:46:18:796 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Input LCP(c021) Packet, PktLen 18 Current State closed, code ConfReq(01), id 5, len 14 AuthProto(3), len 4, PAP c0 23 MagicNumber(5), len 6, val 1a ad 33 f0 *Apr 19 13:46:18:796 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RCR+(Receive Config Good Request) Event State closed *Apr 19 13:46:18:796 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 8 Current State closed, code TermAck(06), id 5, len 4 *Apr 19 13:46:21:627 2018 H3C PPP/7/EXTERNAL_EVENT: PPP External Event: Virtual-PPP1 deliver packet to user space success *Apr 19 13:46:21:627 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Input LCP(c021) Packet, PktLen 18 Current State closed, code ConfReq(01), id 6, len 14 AuthProto(3), len 4, PAP c0 23 MagicNumber(5), len 6, val 4e 0e 1a 46 *Apr 19 13:46:21:627 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RCR+(Receive Config Good Request) Event State closed *Apr 19 13:46:21:627 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 8 Current State closed, code TermAck(06), id 6, len 4 *Apr 19 13:46:24:480 2018 H3C PPP/7/EXTERNAL_EVENT: PPP External Event: Virtual-PPP1 deliver packet to user space success *Apr 19 13:46:24:481 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Input LCP(c021) Packet, PktLen 18 Current State closed, code ConfReq(01), id 7, len 14 AuthProto(3), len 4, PAP c0 23 MagicNumber(5), len 6, val e1 02 8c 86 *Apr 19 13:46:24:481 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RCR+(Receive Config Good Request) Event State closed *Apr 19 13:46:24:481 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 8 Current State closed, code TermAck(06), id 7, len 4 *Apr 19 13:46:27:313 2018 H3C PPP/7/EXTERNAL_EVENT: PPP External Event: Virtual-PPP1 deliver packet to user space success *Apr 19 13:46:27:313 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Input LCP(c021) Packet, PktLen 18 Current State closed, code ConfReq(01), id 8, len 14 AuthProto(3), len 4, PAP c0 23 MagicNumber(5), len 6, val b2 6d 79 5e *Apr 19 13:46:27:313 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RCR+(Receive Config Good Request) Event State closed *Apr 19 13:46:27:313 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 8 Current State closed, code TermAck(06), id 8, len 4 *Apr 19 13:46:30:143 2018 H3C PPP/7/EXTERNAL_EVENT: PPP External Event: Virtual-PPP1 deliver packet to user space success *Apr 19 13:46:30:144 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Input LCP(c021) Packet, PktLen 18 Current State closed, code ConfReq(01), id 9, len 14 AuthProto(3), len 4, PAP c0 23 MagicNumber(5), len 6, val 29 fa 6e 28 *Apr 19 13:46:30:144 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RCR+(Receive Config Good Request) Event State closed *Apr 19 13:46:30:144 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 8 Current State closed, code TermAck(06), id 9, len 4 %Apr 19 13:46:32:975 2018 H3C IFNET/3/PHY_UPDOWN: Physical state on the interface Virtual-PPP1 changed to down. *Apr 19 13:46:32:975 2018 H3C PPP/7/EXTERNAL_EVENT_0: PPP External Event: VPPP1(84): PPP daemon receive interface down event! *Apr 19 13:46:32:975 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP Lower Down Event State closed *Apr 19 13:46:32:975 2018 H3C PPP/7/FSM_STATE_0: PPP State Change: VPPP1(84) LCP: closed --> initial *Apr 19 13:46:32:975 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP Close Event State initial *Apr 19 13:46:34:561 2018 H3C PPP/7/EXTERNAL_EVENT_0: PPP External Event: VPPP1(84): PPP daemon receive interface up event! *Apr 19 13:46:34:561 2018 H3C PPP/7/EXTERNAL_EVENT_0: PPP External Event: VPPP1(84): PPP daemon enter lcp establish flow! *Apr 19 13:46:34:562 2018 H3C PPP/7/EXTERNAL_EVENT: PPP External Event: Virtual-PPP1 deliver packet to user space success *Apr 19 13:46:34:561 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP Open Event State initial *Apr 19 13:46:34:561 2018 H3C PPP/7/FSM_STATE_0: PPP State Change: VPPP1(84) LCP: initial --> starting *Apr 19 13:46:34:561 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP Lower Up Event State starting *Apr 19 13:46:34:561 2018 H3C PPP/7/FSM_STATE_0: PPP State Change: VPPP1(84) LCP: starting --> reqsent *Apr 19 13:46:34:561 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 18 Current State reqsent, code ConfReq(01), id 36, len 14 AuthProto(3), len 4, PAP c0 23 MagicNumber(5), len 6, val 9b d8 75 7f *Apr 19 13:46:34:562 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Input LCP(c021) Packet, PktLen 18 Current State reqsent, code ConfReq(01), id 0, len 14 AuthProto(3), len 4, PAP c0 23 MagicNumber(5), len 6, val b7 99 ec cd *Apr 19 13:46:34:562 2018 H3C PPP/7/EXTERNAL_EVENT: PPP External Event: Virtual-PPP1 deliver packet to user space success *Apr 19 13:46:34:562 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RCR+(Receive Config Good Request) Event State reqsent *Apr 19 13:46:34:562 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 18 Current State reqsent, code ConfAck(02), id 0, len 14 AuthProto(3), len 4, PAP c0 23 MagicNumber(5), len 6, val b7 99 ec cd *Apr 19 13:46:34:562 2018 H3C PPP/7/FSM_STATE_0: PPP State Change: VPPP1(84) LCP: reqsent --> acksent *Apr 19 13:46:34:562 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Input LCP(c021) Packet, PktLen 12 Current State acksent, code ConfRej(04), id 36, len 8 AuthProto(3), len 4, PAP c0 23 *Apr 19 13:46:34:562 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RCN(Receive Config Nak/Reject) Event State acksent *Apr 19 13:46:34:562 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 14 Current State acksent, code ConfReq(01), id 37, len 10 MagicNumber(5), len 6, val e5 c3 7e f6 %Apr 19 13:46:34:563 2018 H3C IFNET/3/PHY_UPDOWN: Physical state on the interface Virtual-PPP1 changed to up. *Apr 19 13:46:34:563 2018 H3C PPP/7/EXTERNAL_EVENT: PPP External Event: Virtual-PPP1 deliver packet to user space success *Apr 19 13:46:34:563 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Input LCP(c021) Packet, PktLen 14 Current State acksent, code ConfAck(02), id 37, len 10 MagicNumber(5), len 6, val e5 c3 7e f6 *Apr 19 13:46:34:563 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RCA(Receive Config Ack) Event State acksent *Apr 19 13:46:34:563 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP Close Event State acksent *Apr 19 13:46:34:563 2018 H3C PPP/7/FSM_STATE_0: PPP State Change: VPPP1(84) LCP: acksent --> closing *Apr 19 13:46:34:563 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Output LCP(c021) Packet, PktLen 8 Current State closing, code TermReq(05), id 38, len 4 *Apr 19 13:46:34:564 2018 H3C PPP/7/EXTERNAL_EVENT: PPP External Event: Virtual-PPP1 deliver packet to user space success *Apr 19 13:46:34:564 2018 H3C PPP/7/FSM_PACKET_0: PPP Packet: VPPP1(84) Input LCP(c021) Packet, PktLen 8 Current State closing, co <H3C> <H3C>ude TermAck(06), id 38, len 4 *Apr 19 13:46:34:564 2018 H3C PPP/7/FSM_EVENT_0: PPP Event: VPPP1(84) LCP RTA(Receive Terminate Ack) Event State closing *Apr 19 13:46:34:564 2018 H3C PPP/7/FSM_STATE_0: PPP State Change: VPPP1(84) LCP: closing --> closed
提示了这些，是什么问题吗？
能搞个附件贴上来么，这没法看啊，格式都没了
这里贴不了附件，我私聊发给你了，不知道你收到的格式对不对