本文档介绍导致控制连接出现问题的某些可能原因,以及如何排除这些原因的故障。
在进行故障排除之前,请确保有问题的WAN Edge已正确配置。
此命令包括:
system方:该命show clock令确认当前设置的时间。
输入命clock set令以在设备上设置正确的时间。
对于前面提到的所有情况,请确保传输定位器(TLOC)已启用。使用命令检查此show control local-properties项。
有效输出的示例如下所示:
branch-vE1# show control local-properties
personality vedge
organization-name vIPtela Inc Regression
certificate-status Installed
root-ca-chain-status Installed
certificate-validity Valid
certificate-not-valid-before Sep 06 22:39:01 2018 GMT
certificate-not-valid-after Sep 06 22:39:01 2019 GMT
dns-name vbond-dns-name.cisco.com
site-id 10
domain-id 1
protocol dtls
tls-port 0
system-ip 10.1.10.1
chassis-num/unique-id 66cb2a8b-2eeb-479b-83d0-0682b64d8190
serial-num 12345718
vsmart-list-version 0
keygen-interval 1:00:00:00
retry-interval 0:00:00:17
no-activity-exp-interval 0:00:00:12
dns-cache-ttl 0:00:02:00
port-hopped TRUE
time-since-last-port-hop 20:16:24:43
number-vbond-peers 2
INDEX IP PORT
-------------------------------
0 10.3.25.25 12346
1 10.4.30.30 12346
number-active-wan-interfaces 2
PUBLIC PUBLIC PRIVATE PRIVATE RESTRICT/ LAST MAX SPI TIME LAST-RESORT
INTERFACE IPv4 PORT IPv4 PORT VS/VM COLOR CARRIER STATE CONTROL CONNECTION CNTRL REMAINING INTERFACE
---------------------------------------------------------------------------------------------------------------------------------------------
ge0/1 10.1.7.11 12346 10.1.7.11 12346 2/1 gold default up no/yes 0:00:00:16 2 0:07:33:55 No
ge0/2 10.2.9.11 12366 10.2.9.11 12366 2/0 silver default up no/yes 0:00:00:12 2 0:07:35:16 No
在vEdge软件版本16.3及更高版本中,输出还有几个附加字段:
number-vbond-peers 1 number-active-wan-interfaces 1
NAT TYPE: E -- indicates End-point independent mapping A -- indicates Address-port dependent mapping N -- indicates Not learned Note: Requires minimum two vbonds to learn the NAT type PUBLIC PUBLIC PRIVATE PRIVATE PRIVATE MAX RESTRICT/ LAST SPI TIME NAT VM INTERFACE IPv4 PORT IPv4 IPv6 PORT VS/VM COLOR STATE CNTRL CONTROL/ LR/LB CONNECTION REMAINING TYPE CON STUN PRF ---------------------------------------------------------------------------------------------------------------------------------------------------- ge0/4 172.16.0.20 12386 192.168.0.20 2601:647:4380:ca75::c2 12386 2/1 public-internet up 2 no/yes/no No/Yes 0:10:34:16 0:03:03:26 E 5
这是控制连接的常见问题之一,但无法实现。可能的原因包括防火墙或某些其他连接问题。
有可能是某些或所有数据包在某个位置被丢弃/过滤。文中给出了较大值情况下的算例tcpdump 。
可以使用以下show命令:
#Check that Next hop
show ip route vpn 0
#Check ARP table for Default GW
show arp
#Ping default GW
ping <...>
#Ping Google DNS
ping 8.8.8.8
#Ping vBond if ICMP is allowed on vBond
ping <vBond IP>
#Traceroute to vBond DNS
traceroute <...>
当发生DTLS连接故障时,您可以在命令输出中看show control connections-history到它。
PEER PEER
PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT
INSTANCE TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT REMOTE COLOR STATE ERROR ERROR COUNT DOWNTIME
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
0 vsmart tls 10.0.1.5 160000000 1 10.0.2.73 23456 10.0.2.73 23456 default trying DCONFAIL NOERR 10407 2019-04-07T22:03:45+0000
当您在SD-WAN(vSmart)端使用大数据包无法到达vEdgetcpdump,时,会出现这种情况:
tcpdump vpn 0 interface eth1 options "host 198.51.100.162 -n" 13:51:35.312109 IP 198.51.100.162.9536 > 172.18.10.130.12546: UDP, length 140 <<<< 1 (packet number) 13:51:35.312382 IP 172.18.10.130.12546 > 198.51.100.162.9536: UDP, length 1024 <<< not reached vEdege 13:51:35.318654 IP 172.18.10.130.12546 > 198.51.100.162.9536: UDP, length 1024 <<< not reached vEdege 13:51:35.318726 IP 172.18.10.130.12546 > 198.51.100.162.9536: UDP, length 853 <<< not reached vEdege 13:51:36.318087 IP 198.51.100.162.9536 > 172.18.10.130.12546: UDP, length 140 <<<< 5 13:51:36.318185 IP 172.18.10.130.12546 > 198.51.100.162.9536: UDP, length 79 <<<< 6 13:51:36.318233 IP 172.18.10.130.12546 > 198.51.100.162.9536: UDP, length 1024 << not reached vEdege 13:51:36.318241 IP 172.18.10.130.12546 > 198.51.100.162.9536: UDP, length 879 << not reached vEdege 13:51:36.318257 IP 172.18.10.130.12546 > 198.51.100.162.9536: UDP, length 804 << not reached vEdege 13:51:36.318266 IP 172.18.10.130.12546 > 198.51.100.162.9536: UDP, length 65 <<<< 10 13:51:36.318279 IP 172.18.10.130.12546 > 198.51.100.162.9536: UDP, length 25 <<<< 11
vEdge端的示例如下所示:
tcpdump vpn 0 interface ge0/1 options "host 203.0.113.147 -n"
13:51:35.250077 IP 198.51.100.162.12426 > 203.0.113.147.12746: UDP, length 140 <<<< 1 13:51:36.257490 IP 198.51.100.162.12426 > 203.0.113.147.12746: UDP, length 140 <<<< 5 13:51:36.325456 IP 203.0.113.147.12746 > 198.51.100.162.12426: UDP, length 79 <<<< 6 13:51:36.325483 IP 203.0.113.147.12746 > 198.51.100.162.12426: UDP, length 65 <<<< 10 13:51:36.325538 IP 203.0.113.147.12746 > 198.51.100.162.12426: UDP, length 25 <<<< 11
您也可以使用或实用程序来生成具有不同数据包大小和差分服务代码点(DSCP)标记的流traceroutenping,以检查连接,因为您的服务提供商可能会在传送较大的UDP数据包、分段的UDP数据包(尤其是UDP小分段)或DSCP标记的数据包时遇到问题。以下是连接成功nping时的示例。
从vSmart:
vSmart# tools nping vpn 0 198.51.100.162 options "--udp -p 12406 -g 12846 --source-ip 172.18.10.130 --df --data-length 555 --tos 192" Nping in VPN 0 Starting Nping 0.6.47 ( http://nmap.org/nping ) at 2019-05-17 23:28 UTC SENT (0.0220s) UDP 172.18.10.130:12846 > 198.51.100.162:12406 ttl=64 id=16578 iplen=583 SENT (1.0240s) UDP 172.18.10.130:12846 > 198.51.100.162:12406 ttl=64 id=16578 iplen=583
vEdge的示例如下所示:
vEdge# tcpdump vpn 0 interface ge0/1 options "-n host 203.0.113.147 and udp" tcpdump -i ge0_1 -s 128 -n host 203.0.113.147 and udp in VPN 0 tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on ge0_1, link-type EN10MB (Ethernet), capture size 128 bytes 18:29:43.492632 IP 203.0.113.147.12846 > 198.51.100.162.12406: UDP, length 555 18:29:44.494591 IP 203.0.113.147.12846 > 198.51.100.162.12406: UDP, length 555
下面是一个在vSmart上使用命令(从traceroutevShell运行)连接不成功的示例:
vSmart$ traceroute 198.51.100.162 1400 -F -p 12406 -U -t 192 -n -m 20 traceroute to 198.51.100.162.162 (198.51.100.162.162), 20 hops max, 1400 byte packets 1 * * * 2 * * * 3 * * * 4 * * * 5 * * * 6 10.65.14.177 0.435 ms 10.65.13.225 0.657 ms 0.302 ms 7 10.10.28.115 0.322 ms 10.93.28.127 0.349 ms 10.93.28.109 1.218 ms 8 * * * 9 * * * 10 * 10.10.114.192 4.619 ms * 11 * * * 12 * * * 13 * * * 14 * * * 15 * * * 16 10.68.72.61 2.162 ms * * 17 * * *
18 * * *
19 * * *
20 * * *
21 * * *
22 * * *
23 * * *
24 * * *
25 * * *
26 * * *
27 * * *
28 * * *
29 * * *
30 * * *
vEdge不接收从vSmart发送的数据包(仅接收某些其他流量或分段):
vEdge# tcpdump vpn 0 interface ge0/1 options "-n host 203.0.113.147 and udp" tcpdump -i ge0_1 -s 128 -n host 203.0.113.147 and udp in VPN 0 tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on ge0_1, link-type EN10MB (Ethernet), capture size 128 bytes 18:16:30.232959 IP 203.0.113.147.12846 > 198.51.100.162.12386: UDP, length 65
18:16:30.232969 IP 203.0.113.147.12846 > 198.51.100.162.12386: UDP, length 25
18:16:33.399412 IP 203.0.113.147.12846 > 198.51.100.162.12386: UDP, length 16
18:16:34.225796 IP 198.51.100.162.12386 > 203.0.113.147.12846: UDP, length 140
18:16:38.406256 IP 203.0.113.147.12846 > 198.51.100.162.12386: UDP, length 16
18:16:43.413314 IP 203.0.113.147.12846 > 198.51.100.162.12386: UDP, length 16
对TLOC Disabled消息的触发器可能由以下原因引起:
更改在系统块或命令输出中的隧道属性中提及的show control connections-history任何配置。
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT DOWNTIME ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ vmanage dtls 192.168.30.101 1 0 192.168.20.101 12346 192.168.20.101 12346 biz-internet tear_down DISTLOC NOERR 3 2019-06-01T14:43:11+0200 vsmart dtls 192.168.30.103 1 1 192.168.20.103 12346 192.168.20.103 12346 biz-internet tear_down DISTLOC NOERR 4 2019-06-01T14:43:11+0200 vbond dtls 0.0.0.0 0 0 192.168.20.102 12346 192.168.20.102 12346 biz-internet tear_down DISTLOC NOERR 4 2019-06-01T14:43:11+0200
在网络连接不断摆动的高度不稳定的网络中,您可以看到"TXCHTOBD - failed to send a challenge to Board ID failed"和/或“RDSIGFBD — 从板ID读取签名失败”。 此外,有时由于锁定问题,发送到主板ID的质询失败,当发生这种情况时,请重置主板ID并重试。这种情况不经常发生,而且会延迟控制连接的形式。这在后续版本中是固定的。
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT DOWNTIME ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- vbond dtls - 0 0 203.0.113.109 12346 203.0.113.109 12346 silver challenge TXCHTOBD NOERR 2 2019-05-22T05:53:47+0000 vbond dtls - 0 0 203.0.113.56 12346 203.0.113.56 12346 silver challenge TXCHTOBD NOERR 0 2019-05-21T09:50:41+0000
这表示vEdge拒绝了vBond的机箱编号/唯一id/序列号。发生这种情况时,请确认命令输出中显示show control local-properties的vEdge信息,并将该输出与vBondshow orchestrator valid-vedges上的相比较。
如果vEdge的条目不存在,请确保您具有:
点击下Send to Controllers 方 Configuration > Certificates.
如果存在,请检查valid-vEdge表中的重复条目,并与Cisco技术支持中心(TAC)联系,进一步排除此故障
如果网络中存在路由问题,则不会出现控制连接。 确保RIB中具有正确的NH/TLOC的有效路由。
示例包括:
输入以下命令进行验证:
show ip route
show ip routes vpn 0 <prefix/mask>
ping <vBond IP>
查找IP前缀的距离值和协议。
vEdge尝试建立控制连接失败,或者与控制器的连接不断抖动。
使用和/show control connections或命令进行验show sdwan control connections-history 证。
vedge1# show control connections
PEER PEER CONTROLLER
PEER PEER PEER SITE DOMAIN PEER PRIV PEER PUB GROUP
TYPE PROT SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR PROXY STATE UPTIME ID
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
vbond dtls 0.0.0.0 0 0 192.168.20.102 12346 192.168.20.102 12346 biz-internet - connect 0
如果网络中存在重复的IP,则控制连接不会出现。您会看到消"LISFD - Listener Socket FD Error"息。这也可能出于其他原因,例如数据包损坏、RESET、vEdge与TLS和DTLS端口上的控制器之间的不匹配(如果FW端口未打开)等等。
最常见的原因是传输IP重复。检查连通性并确保地址唯一。
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT DOWNTIME ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- vbond dtls - 0 0 203.0.113.21 12346 203.0.113.21 12346 default up LISFD NOERR 0 2019-04-30T15:46:25+0000
当vEdge无法与有问题的控制器连接时,会触发对等超时条件。
在本例中,它捕获了包括对等体vBondvManage Timeout msg (peer VM_TMO).、vSmart和/或vEdge超时(vEdge timeouts)在内的其他VB_TMO, VP_TMO, VS_TMO事件。
作为故障排除的一部分,请确保您已连接到控制器。使用Internet控制消息协议(ICMP)和/或traceroute到所讨论的IP地址。存在大量流量丢弃的情况(丢失率较高)。 快速ping并确保它是良好的。
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT DOWNTIME ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- vmanage tls 10.0.1.3 3 0 10.0.2.42 23456 203.0.113.124 23456 default tear_down VM_TMO NOERR 21 2019-04-30T15:59:24+0000
此外,请检查命show control connections-history detail令输出以查看TX/RX控制统计信息,查看计数器中是否存在任何重大差异。注意输出中RX和TX hello数据包编号之间的差异。
----------------------------------------------------------------------------------------
LOCAL-COLOR- biz-internet SYSTEM-IP- 192.168.30.103 PEER-PERSONALITY- vsmart
----------------------------------------------------------------------------------------
site-id 1
domain-id 1
protocol dtls
private-ip 192.168.20.103
private-port 12346
public-ip 192.168.20.103
public-port 12346
UUID/chassis-number 4fc4bf2c-f170-46ac-b217-16fb150fef1d
state tear_down [Local Err: ERR_DISABLE_TLOC] [Remote Err: NO_ERROR]
downtime 2019-06-01T14:52:49+0200
repeat count 5
previous downtime 2019-06-01T14:43:11+0200
Tx Statistics-
--------------
hello 597
connects 0
registers 0
register-replies 0
challenge 0
challenge-response 1
challenge-ack 0
teardown 1
teardown-all 0
vmanage-to-peer 0
register-to-vmanage 0
Rx Statistics-
--------------
hello 553
connects 0
registers 0
register-replies 0
challenge 1
challenge-response 0
challenge-ack 1
teardown 0
vmanage-to-peer 0
register-to-vmanage 0
如果给定设备的控制器上不存在序列号,则控制连接失败。
它可以通过输出验show controllers [ valid-vsmarts | valid-vedges ]证,并且大部分时间是固定的。从vManageConfiguration > Certificates > Send to Controllers or Send to vBond选项卡导航至按钮。在vBond上,show orchestrator valid-vedges/ show orchestrator valid-vsmarts。
在vBond的日志中,您观察这些消息是有原因的 ERR_BID_NOT_VERIFIED:
messages:local7 info: Dec 21 01:13:31 vBond-1 VBOND[1677]: %Viptela-vBond-1-vbond_0-6-INFO-1400002: Notification: 12/21/2018 1:13:31 vbond-reject-vedge-connection severit y-level:major host-name:"vBond-1" system-ip:10.0.1.11 uuid:"11OG301234567" organization-name:"Example_Orgname" sp-organization-name:"Example_Orgname"" reason:"ERR_BID_NOT_VERIFIED"
解决此类问题时,请确保在PnP门户(software.cisco.com)和vManage上配置和调配了正确的序列号和设备型号。
为了检查机箱编号和证书序列号,可以在vEdge路由器上使用此命令:
vEdge1# show control local-properties | include "chassis-num|serial-num" chassis-num/unique-id 11OG528180107 serial-num 1001247E
在运行Cisco IOS XE SD-WAN软件的路由器上,输入以下命令:
cEdge1#show sdwan control local-properties | include chassis-num|serial-num chassis-num/unique-id C1111-4PLTEEA-FGL223911LK serial-num 016E9999
或此命令:
Router#show crypto pki certificates CISCO_IDEVID_SUDI | s ^Certificate
Certificate
Status: Available
Certificate Serial Number (hex): 016E9999
Certificate Usage: General Purpose
Issuer:
o=Cisco
cn=High Assurance SUDI CA
Subject:
Name: C1111-4PLTEEA
Serial Number: PID:C1111-4PLTEEA SN:FGL223911LK
cn=C1111-4PLTEEA
ou=ACT-2 Lite SUDI
o=Cisco
serialNumber=PID:C1111-4PLTEEA SN:FGL223911LK
Validity Date:
start date: 15:33:46 UTC Sep 27 2018
end date: 20:58:26 UTC Aug 9 2099
Associated Trustpoints: CISCO_IDEVID_SUDI
以下是在命令输出中错误在vEdge/vSmart上show control connections-history的表现:
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT DOWNTIME ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ vbond dtls 0.0.0.0 0 0 192.168.0.231 12346 192.168.0.231 12346 biz-internet challenge_resp RXTRDWN BIDNTVRFD 0 2019-06-01T16:40:16+0200
在vBond的命令show orchestrator connections-history输出中:
PEER PEER PEER
PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC REPEAT
INSTANCE TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT REMOTE COLOR STATE LOCAL/REMOTE COUNT DOWNTIME
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
0 unknown dtls - 0 0 :: 0 192.168.10.234 12346 default tear_down BIDNTVRFD/NOERR 1 2019-06-01T18:44:34+0200
此外,vBond上的设备序列号不在有效的vEdge列表中:
vbond1# show orchestrator valid-vedges | i 11OG528180107
如果控制器之间的串行文件本身不匹配,vBond上的本地错误是不存在与vSmarts/vManage的证书已撤销的序列号。
在vBond上:
PEER PEER PEER
PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC REPEAT
INSTANCE TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT REMOTE COLOR STATE LOCAL/REMOTE COUNT DOWNTIME
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
0 unknown dtls - 0 0 :: 0 192.168.0.229 12346 default tear_down SERNTPRES/NOERR 2 2019-06-01T19:04:51+0200
vbond1# show orchestrator valid-vsmarts SERIAL NUMBER ORG ----------------------- 0A SAMPLE - ORGNAME 0B SAMPLE - ORGNAME 0C SAMPLE - ORGNAME 0D SAMPLE - ORGNAME
在受影响的vSmart/vManage上:
PEER PEER
PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT
INSTANCE TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT REMOTE COLOR STATE ERROR ERROR COUNT DOWNTIME
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
0 vbond dtls 0.0.0.0 0 0 192.168.0.231 12346 192.168.0.231 12346 default tear_down CRTREJSER NOERR 9 2019-06-01T19:06:32+0200
vsmart# show control local-properties| i serial-num serial-num 0F
此外,您会在受影响的vSmart上看到有关vEdge的ORPTMO消息:
PEER PEER
PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT
INSTANCE TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT REMOTE COLOR STATE ERROR ERROR COUNT DOWNTIME
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
0 unknown tls - 0 0 :: 0 192.168.10.238 54850 default tear_down ORPTMO NOERR 0 2019-06-01T19:18:16+0200
0 unknown tls - 0 0 :: 0 192.168.10.238 54850 default tear_down ORPTMO NOERR 0 2019-06-01T19:18:16+0200
0 unknown tls - 0 0 :: 0 198.51.100.100 55374 default tear_down ORPTMO NOERR 0 2019-06-01T19:18:05+0200
0 unknown tls - 0 0 :: 0 198.51.100.100 59076 default tear_down ORPTMO NOERR 0 2019-06-01T19:18:03+0200
0 unknown tls - 0 0 :: 0 192.168.10.240 53478 default tear_down ORPTMO NOERR 0 2019-06-01T19:18:02+0200
在受vEdge影响的vSmart上,show control connections-history输出中显示SERNTPRES错误:
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT DOWNTIME ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ vsmart tls 10.10.10.229 1 1 192.168.0.229 23456 192.168.0.229 23456 biz-internet tear_down SERNTPRES NOERR 29 2019-06-01T19:18:51+0200 vsmart tls 10.10.10.229 1 1 192.168.0.229 23456 192.168.0.229 23456 mpls tear_down SERNTPRES NOERR 29 2019-06-01T19:18:32+0200
如果在PnP门户上使用错误的产品ID(型号),则也可以看到同一个错误CRTREJSER/NOERR的另一个示例。例如:
vbond# show orchestrator valid-vedges | include ASR1002 ASR1002-HX-DNA-JAE21050110 014EE30A valid Cisco SVC N1
但是,实际设备型号不同(注意DNA后缀不在名称中):
ASR1k#show sdwan control local-properties | include chassis-num chassis-num/unique-id ASR1002-HX-JAE21050110
组织名称是启用控制连接的重要组件。对于给定的重叠,组织名称必须在所有控制器和vEdge之间匹配,以便控制连接可以启动。
如果没有,则存在“证书组织”。名称不匹配”错误,如下所示:
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT DOWNTIME ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ vbond dtls - 0 0 203.0.113.197 12346 203.0.113.197 12346 biz-internet tear_down CTORGNMMIS NOERR 14 2019-04-08T00:26:19+0000 vbond dtls - 0 0 198.51.100.137 12346 198.51.100.137 12346 biz-internet tear_down CTORGNMMIS NOERR 13 2019-04-08T00:26:04+0000
如果证书在控制器上被撤销,或vEdge序列号被无效,则会分别显示vSmart或vEdge认证撤销消息。
以下是vSmart证书撤销消息的示例输出。这是在vSmart上撤销的证书:
PEER PEER
PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT
INSTANCE TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT REMOTE COLOR STATE ERROR ERROR COUNT DOWNTIME
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
0 vbond dtls 0.0.0.0 0 0 192.168.0.231 12346 192.168.0.231 12346 default up RXTRDWN VSCRTREV 0 2019-06-01T18:13:22+0200
1 vbond dtls 0.0.0.0 0 0 192.168.0.231 12346 192.168.0.231 12346 default up RXTRDWN VSCRTREV 0 2019-06-01T18:13:22+0200
同样,在同一重叠中的另一个vSmart上,这是它查看证书被撤销的vSmart的方式:
PEER PEER
PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT
INSTANCE TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT REMOTE COLOR STATE ERROR ERROR COUNT DOWNTIME
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
0 vsmart tls 10.10.10.229 1 1 192.168.0.229 23456 192.168.0.229 23456 default tear_down VSCRTREV NOERR 0 2019-06-01T18:13:24+0200
下面是vBond如何看待这一点:
PEER PEER PEER
PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC REPEAT
INSTANCE TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT REMOTE COLOR STATE LOCAL/REMOTE COUNT DOWNTIME
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
0 vsmart dtls 10.10.10.229 1 1 192.168.0.229 12346 192.168.0.229 12346 default tear_down VSCRTREV/NOERR 0 2019-06-01T18:13:14+0200
证书验证失败是指无法通过安装根证书来验证证书:
1.使用命令检查时show clock间。它必须至少在vBond证书有效范围内(使用命令show orchestrator local-properties检查)。
2.这可能是由于vEdge上的根证书损坏导致的。
然后show control connections-historyvEdge路由器上的命令会显示类似的输出:
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT DOWNTIME --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- vbond dtls - 0 0 203.0.113.82 12346 203.0.113.82 12346 default tear_down CRTVERFL NOERR 32 2018-11-16T23:58:22+0000 vbond dtls - 0 0 203.0.113.81 12346 203.0.113.81 12346 default tear_down CRTVERFL NOERR 31 2018-11-16T23:58:03+0000
在这种情况下,vEdge无法同时验证控制器证书。要解决此问题,您可以重新安装根证书链。如果使用Symantec Certificate Authority,您可以从只读文件系统复制根证书链:
vEdge1# vshell vEdge1:~$ cp /rootfs ro/usr/share/viptela/root-ca-sha1-sha2.crt /home/admin/ vEdge1:~$ exit exit vEdge1# request root-cert-chain install /home/admin/root-ca-sha1-sha2.crt Uploading root-ca-cert-chain via VPN 0 Copying ... /home/admin/root-ca-sha1-sha2.crt via VPN 0 Installing the new root certificate chain Successfully installed the root certificate chain
当启动设备时,如果设备未在vManage上附加模板,则会显"NOVMCFG - No Config in vManage for device"示错误消息。
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT D OWNTIME ----------------------------------------------------------------------------------------------------------------------------------------------------------------------- ------------------- vmanage dtls 10.0.1.1 1 0 10.0.2.80 12546 203.0.113.128 12546 default up RXTRDWN NOVMCFG 35 2 019-02-26T12:23:52+0000
以下是一些瞬变情况,其中控制连接摆动。此类设备包括:
PEER PEER PEER PEER PEER SITE DOMAIN PEER PRIVATE PEER PUBLIC LOCAL REMOTE REPEAT TYPE PROTOCOL SYSTEM IP ID ID PRIVATE IP PORT PUBLIC IP PORT LOCAL COLOR STATE ERROR ERROR COUNT DOWNTIME ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ vmanage dtls 10.0.0.1 1 0 198.51.100.92 12646 198.51.100.92 12646 default tear_down SYSIPCHNG NOERR 0 2018-11-02T16:58:00+0000
当命令中看不到任何连接尝试show control connection-history时,您可以按照以下步骤检查针对vBond的DNS解析故障:
ping vbond-dns-name.cisco.com
ping vbond-dns-name.cisco.com: Temporary failure in name resolution
ping 8.8.8.8
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 8.8.8.8, timeout is 2 seconds:
monitor capture mycap interface <interface that forms control>
monitor capture mycap match ipv4 <source IP> <vBond IP>
参考文档:嵌入式数据包捕获。
启动监控器捕获,让它运行几分钟,然后停止捕获。继续检查数据包捕获,查看是否发送和接收DNS查询。
| 版本 | 发布日期 | 备注 |
|---|---|---|
5.0 |
20-Jul-2026
|
重新认证 — 更新的格式和目标链接 |
4.0 |
18-Jan-2023
|
重新认证 |
3.0 |
17-Oct-2022
|
添加的必备条件、DNS故障和相关信息部分 |
2.0 |
29-Apr-2022
|
添加了BDSGVERFL — 主板ID签名失败部分,更新了IP地址,并编辑了计算机转换。 |
1.0 |
13-Jun-2019
|
初始版本 |