Managing mailboxes on the back end servers from the front end servers works fine.
Here's my imapd.conf for one of my front end servers:
configdirectory: /var/lib/imap partition-default: /home/imap defaultpartition: default sievedir: /var/lib/imap/sieve admins: cyrus backend sasl_pwcheck_method: saslauthd sasl_mech_list: PLAIN GSSAPI altnamespace: true hashimapspool: true allowallsubscribe: true allowusermoves: true autocreateinboxfolders: Trash|Sent|Junk autosubscribeinboxfolders: Trash|Sent|Junk autosubscribesharedfolders: shared.announce lmtp_downcase_rcpt: true tls_cert_file: /etc/pki/tls/certs/mail.bates.edu-cert.pem tls_key_file: /etc/pki/tls/certs/mail.bates.edu-key.pem tls_ca_file: /etc/pki/tls/certs/bates.edu-cert.pem proxy_authname: backend proxyservers: backend mupdate_server: murder.bates.edu mupdate_username: backend
<<attachment: rspell.vcf>>
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