Flex: client/server handshaking failed (26) while configuring a replication target on the source WORM storage server

Article: 100054135
Last Published: 2025-04-09
Ratings: 1 4
Product(s): NetBackup & Alta Data Protection, Appliances

Problem

Error "client/server handshaking failed(26) " is thrown when configuring a replication target on the source WORM storage server that is hosted on a Flex appliance.

Error Message

client/server handshaking failed(26)

Cause

The error may occur because NetBackup is unable to find a certificate on the target server.

Solution

Obtain a certificate for the WORM storage system:

  1. Create a token for the WORM storage server from the destination primary server: https://www.veritas.com/support/en_US/doc/21733320-161626375-0/v120724194-161626375
  2. Log in to the WORM storage server using the msdpadm user.
  3. Execute the appropriate commands:

NetBackup version: 10.0.0.1 and earlier:
> setting certificate get-CA-certificate master_server=<Destination primary server>
> setting certificate get-certificate master_server=<Destination primary server> token=<token>

Netbackup version: 10.0.0.1 and later:
> setting certificates get-CA-certificate primary_server=<Destination primary server>
> setting certificates get-certificate primary_server=<Destination primary server> token=<token>

After the commands have run successfully, the configuration should proceed as expected.

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