![Uable to ssh NetAppfiler7 mode storage system from the RedHat Linuxmachine throwingthe error
message as below,but it is pingable.
[root@smbserver~]#ssh root@10.160.10.10
Unable to negotiate with 10.160.10.10 port 22: no matchingcipherfound.Theiroffer:3des-cbc
[root@smbserver~]#ssh 10.160.10.10
Unable to negotiate with10.190.196.62 port 22: no matchingcipherfound.Theiroffer:3des-cbc
[root@smbserver~]#ping10.150.10.10
PING10.160.10.10 (10.160.10.10) 56(84) bytesof data.
64 bytesfrom10.160.10.10: icmp_seq=1 ttl=128 time=155 ms
Solutions-:
First of all,make an entrythe hostname ofthe RedHat Linux machine IP and host informationas
below
Netapp1>wrfile /etc/hosts
#Auto-generatedbysetupWedJun20 16:28:23 GMT 2018
127.0.0.1 localhostlocalhost-stack
127.0.10.1 localhost-10localhost-bsd
127.0.20.1 localhost-20localhost-sk
10.160.10.11 Netapp1-aNetapp1-a-e0M
# 0.0.0.0 Netapp1-a-e0P
10.160.10.10 Netapp1-a-e0a
192.168.230.131 smbserver.abc.comsmbserv (IPand host name of the RedHat Linux Machine)
Thenpress Ctrl+C (tosave the contentof the rdfile /etc/hostsinthe netappControllerof boththe
nodes)
Afterthat goto the RedHatLinux Machine and enable anoptioninthe /etc/ssh/ssh_config file
[root@smbserver~]#vi /etc/ssh/ssh_config](https://image.slidesharecdn.com/uabletosshnetappfiler7modestoragesystemfromtheredhatlinuxmachinethrowingtheerrormessageasbelow-180627111253/85/uable-to-do-ssh-from-the-redhat-linux-machine-to-netapp-filer-7-mode-storage-system-throwing-the-error-message-as-unable-to-negotiate-with-101501010-port-22-no-matching-cipher-found-their-offer-3descbc-1-320.jpg)
![We needtouncommentthe blowline whichare bydefaultina# followedbythe below line.
Ciphersaes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc
Thendo sshfrom the RedHatLinux machine toNetappFilerbyusingthe hostname orIP addressaswe
have mentionedbothinthe /etc/hostsfile itcanbe accessible byIPandHostname.
[root@smbserverssh]#sshroo@Netapp1-a
The authenticityof host'munc1netapp1-a(10.190.196.11)' can't be established.
RSA keyfingerprintisSHA256:i5efLTF25Yyj8iWYmT8gDjwy27zaFoX3IhHtJGFeNH0.
RSA keyfingerprintisMD5:da:4c:59:0b:e5:9c:75:bb:07:86:24:9d:1a:e0:5b:b1.
Are you sure youwant to continue connecting(yes/no)?yes
Warning:Permanentlyadded'munc1netapp1-a, 10.160.10.10 (RSA) to the listof knownhosts.
root@netapp1-a'spassword:
Please provide the passwordof the NetAppstorage system andaccessit.
Thank you!!!!Saroj](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
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Uable to do ssh from the RedHat Linux machine to Netapp filer 7 mode storage system throwing the error message as "Unable to negotiate with 10.150.10.10 port 22: no matching cipher found. Their offer: 3des-cbc"
- 1. Uable to ssh NetAppfiler7 mode storage system from the RedHat Linuxmachine throwingthe error message as below,but it is pingable. [root@smbserver~]#ssh root@10.160.10.10 Unable to negotiate with 10.160.10.10 port 22: no matchingcipherfound.Theiroffer:3des-cbc [root@smbserver~]#ssh 10.160.10.10 Unable to negotiate with10.190.196.62 port 22: no matchingcipherfound.Theiroffer:3des-cbc [root@smbserver~]#ping10.150.10.10 PING10.160.10.10 (10.160.10.10) 56(84) bytesof data. 64 bytesfrom10.160.10.10: icmp_seq=1 ttl=128 time=155 ms Solutions-: First of all,make an entrythe hostname ofthe RedHat Linux machine IP and host informationas below Netapp1>wrfile /etc/hosts #Auto-generatedbysetupWedJun20 16:28:23 GMT 2018 127.0.0.1 localhostlocalhost-stack 127.0.10.1 localhost-10localhost-bsd 127.0.20.1 localhost-20localhost-sk 10.160.10.11 Netapp1-aNetapp1-a-e0M # 0.0.0.0 Netapp1-a-e0P 10.160.10.10 Netapp1-a-e0a 192.168.230.131 smbserver.abc.comsmbserv (IPand host name of the RedHat Linux Machine) Thenpress Ctrl+C (tosave the contentof the rdfile /etc/hostsinthe netappControllerof boththe nodes) Afterthat goto the RedHatLinux Machine and enable anoptioninthe /etc/ssh/ssh_config file [root@smbserver~]#vi /etc/ssh/ssh_config
- 2. We needtouncommentthe blowline whichare bydefaultina# followedbythe below line. Ciphersaes128-ctr,aes192-ctr,aes256-ctr,arcfour256,arcfour128,aes128-cbc,3des-cbc Thendo sshfrom the RedHatLinux machine toNetappFilerbyusingthe hostname orIP addressaswe have mentionedbothinthe /etc/hostsfile itcanbe accessible byIPandHostname. [root@smbserverssh]#sshroo@Netapp1-a The authenticityof host'munc1netapp1-a(10.190.196.11)' can't be established. RSA keyfingerprintisSHA256:i5efLTF25Yyj8iWYmT8gDjwy27zaFoX3IhHtJGFeNH0. RSA keyfingerprintisMD5:da:4c:59:0b:e5:9c:75:bb:07:86:24:9d:1a:e0:5b:b1. Are you sure youwant to continue connecting(yes/no)?yes Warning:Permanentlyadded'munc1netapp1-a, 10.160.10.10 (RSA) to the listof knownhosts. root@netapp1-a'spassword: Please provide the passwordof the NetAppstorage system andaccessit. Thank you!!!!Saroj