因此，您还需要延长主服务器、故障转移服务器和代理的 X.509 证书的有效期。

Therefore you also need to renew the X.509 certificates for the primary server, the failover servers, and the agents.

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清单20显示了用于延长故障转移服务器的X . 509证书的有效期的命令。

Listing 20 shows the two commands you can use to renew the failover server's X.509 certificates.

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清单18显示了延长CA X . 509证书有效期的命令。

Listing 18 shows the command to renew the ca's X.509 certificates.

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