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CloudEC V600R019C00 Troubleshooting (Enterprise On-premises, Convergent Conference)

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Failed to Use an SSH Client to Access an NE After Being Upgraded

Failed to Use an SSH Client to Access an NE After Being Upgraded


When the following NEs are upgraded to their latest versions, you cannot use the SSH client to log in to the NEs:

  • SC
  • VP9000 series MCUs
  • RSE6500
  • TE30&TE40&TE50&TE60

Possible Causes

When the preceding NEs are upgraded, their SSH clients support only the digest algorithms SHA256 and SHA512. The digest algorithms SHA1 and MD5 used in earlier versions are not supported any longer.


Use the following SSH client to log in:

  • SecureCRT: version 7.2 or later
  • PuTTY: version 0.63 or later
Updated: 2019-08-07

Document ID: EDOC1100059098

Views: 19972

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