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Version 4.3 Revision History

RSS

4.3.12 14-Oct-06
Valid Core License Keys: issued on or after 1st of May'2003.

License Keys issued after 01-Sep-2006 are accepted now.
WebUser: the Language parameters are "cleaned" to disable URL-embedded scripts.
Bug Fix: Kernel: 4.0: the DIGEST-MD5 parser did not accept spaces after quoted strings.
Bug Fix: CLUSTER: 4.1: OS/2 or Windows-based frontends could corrupt messages during inter-cluster mail delivery.
Bug Fix: SIP: 4.2: corrupted TCP messages could crash the server.

4.3.11 11-Aug-06
Valid Core License Keys: issued on or after 1st of May'2003.

CALENDAR: Apple iCAL items with fictitious time zones are accepted now.
Bug Fix: Kernel: 4.2: the Digest-MD5 qop and ncount parameters were composed as quoted-strings.
Bug Fix: Cluster: 4.2: /login/ authentication did not pass the original URL domain name to backends.
Bug Fix: IMAP: 4.0: incorrectly used extension command could crash the server.
Bug Fix: IMAP: 4.0: certain forms of the FETCH command could crash the server.

4.3.10 19-Mar-06
Valid Core License Keys: issued on or after 1st of May'2003.

Directory: DN processing changed to avoid problems with DNs containing too many (>100) elements.
Bug Fix: Foundation: 3.0: Negative BER lengths were processed incorrectly.
Bug Fix: IMAP: 3.5: Search operations with ISO-2022 parameters could fail to find certain messages.

4.3.9 29-Oct-05
Valid Core License Keys: issued on or after 1st of May'2003.

Bug Fix: Domains: 4.3: Alias processing could fail on 64-bit Itanium-based systems.
Bug Fix: Domains: 4.3: creating Forwarders and Aliases in freshly-created Domains could fail.
Bug Fix: Domains: 4.0: setAccessRights CLI operations could produce race conditions under a heavy concurrent load.
Bug Fix: WebAdmin: 4.3: the Set S/MIME Certificate operation actually set the TLS Certificate.
Bug Fix: HTTP: 4.3: GSSAPI Authentication could fail at random.
Bug Fix: SMTP: 4.3: rejecting recipients during heavy-load multi-channel single-host delivery could cause queue structure corruptions.

4.3.8 05-Sep-05
Valid Core License Keys: issued on or after 1st of May'2003.

SMTP: the maximum Keep Trying time has been increased to 3 months.
LIST: list processing changed to ensure that all lists are processed even when the number of LIST processors is insufficient.
Kernel: incorrect "US/Hawaii" timezone info removed, the -1000 zone renamed into Hawaii/Tahiti.
Bug Fix: Cluster: 4.3: Enabling Keep-Alive could cause WebAdmin authentication problems.
Bug Fix: Admin: 2.0: concurrent updates of Account Access Rights in the same Domain could cause crashes.

4.3.7 06-Aug-05
Valid Core License Keys: issued on or after 1st of May'2003.

CLUSTER: backend servers mark themselves as "non-ready" before they start the shutdown sequence.
Calendar: VTODO without a DTSTART date are accepted now.
Bug Fix: WebUser: 4.1: binary zero data entered into Compose fields could case internal loops.
Bug Fix: WebUser: 4.1: Tasks starting earlier than the displayed part of the Task page could be displayed incorrectly.
Bug Fix: CLUSTER: 4.0: Importing Mailing Lists through non-controller servers caused cluster channel de-synching.
Bug Fix: RPOP: 3.0: misformed RPOP account parameters could cause memory corruption and server crashes.
Bug Fix: DOMAIN: 4.2: updating Directory-based Domains with an emtpy IP Addresses list resulted in a WebAdmin error message.

4.3.6 02-Jul-05
Valid Core License Keys: issued on or after 1st of May'2003.

TempFile: the SubmitAddress/Domain envelope data is always recorded now (for all submit sources).
LOCAL: the number of delivery threads can be set to 500 now.
Lawful Intercept: the From: header field now always contains the full name of the monitored account.
WebUser: the skinNames dataset element has been added to the login.wssp set. The stock Login.wssp page has the Layout pop-up menu now.
WebUser: the Hebrew dictionary file has been added.
Bug Fix: DNR: 2.0: responses with Q>0 and other fields being empty were processed as incorrect responses.
Bug Fix: Calendar: 4.1: Calendar Items with non-standard CLASS elements were processed incorrectly.
Bug Fix: Mailbox: 4.3c4: flag changing operations in mdir-type mailboxes could result in link failures.

4.3.5 23-Jun-05
Valid Core License Keys: issued on or after 1st of May'2003.

CLUSTER: Remote Queue Submit settings are implemented (Settings->Cluster page).
SMTP: the SubmitAddress/Domain envelope data is always recorded now.
Bug Fix: HTTP: 4.3.3: Requests to Personal WebSite URLs with trailing "/" did not return the proper Content-Types.
Bug Fix: HTTP: 4.3c4: the Event Handlers could not be updated via the WebAdmin Interface.
Bug Fix: Presence: 4.3.2: the non-standard "Idle" state was processed incorrectly.
Bug Fix: SIP: 4.3c3: the Authenticate and Substitute 'From' External Gateway options were always on.
Bug Fix: Cluster: 4.3c1: Remote Queue Submit operations did not check for all return codes.
Bug Fix: WebUser: 4.1: Export of vCard/iCalendar data from submailboxes did not work correctly.
Bug Fix: WebUser: 4.3: if a Domain did not have any S/MIME signing cert, the "Generate Key/Certificate" account operation produced a key without a Certificate.
Bug Fix: WebUser: 4.3: updated alias records still could produce false "duplicate name" panics during startup.

4.3.4 30-May-05
Valid Core License Keys: issued on or after 1st of May'2003.

Bug Fix: Domains: 4.3: when all account aliases were removed, the aliases.data file was not updated.

4.3.3 28-May-05
Valid Core License Keys: issued on or after 1st of May'2003.

Platform: the FreeBSD5/x86_64 (AMD64, EMT64) version is released.
Security: External AUTH Interface v.7 is implemented (the PLAIN response is supported now).
RULES: the Current Account Address macro (^r) is implemented for the Reply and React With operations.
RULES: multi-line header fields added with the Add Header operation are unwrapped before being used in the Header Field conditions.
Admin: the KerberosKeys Domain Access right has been added.
Migration: the --fixLongLines MoveIMAPMail utility option is implemented.
WebUser: the initial default WebSkin name is now set to "Viewpoint".
Bug Fix: CLUSTER: 4.3.1: Requests to Personal WebSite URLs with trailing "/" did not return the proper Content-Types.
Bug Fix: Kernel: 4.3c2: mailbox references to accounts with the same name in other domains did not work properly.
Bug Fix: Kerberos: 4.3c1: Kerberos Keys for Directory-based Domains were not restored after restart.
Bug Fix: LDAP: 4.3c1: non-plain (extended) record attributes were sent incorrectly.

4.3.2 20-May-05
Valid Core License Keys: issued on or after 1st of May'2003.

Presence: Windows Messenger SERVICE requests are now used to obtain Presence info.
RULES,PIPE: Rule-added header fields are now passed to external tasks if the [FILE] prefix is specified.
PIPE,POP,RPOP: multi-line routing headers (Envelope-To, To/Cc) are supported now.
Bug Fix: WebAdmin: 4.3c5: aliases specified in account import files caused import errors.
Bug Fix: Domains: 4.3c3: account storage re-calculation could crash if the account info contained bogus data.
Bug Fix: LIST: 4.3c4: the "X-List-Report" header field was composed incorrectly.

4.3.1 13-May-05
Valid Core License Keys: issued on or after 1st of May'2003.

Rules: now the Redirect/Forward Rule Actions preserve the message Return-Path address if it is empty.
SIP: the Presence Server now provides compatible "offline" status reports for the Microsoft (RTC) clients.
CLI: the GetTempBlacklistedIPs command is implemented.
Workaround: Windows: 4.3: a compiler bug caused garbage/crashes in the Rule "Store In" action logging.
Bug Fix: Domains: 4.3c5: forwarder/alias list rebuilding (on startup/failover) could fail if names of recently deleted forwarders/aliases were used for new objects of a different type.
Bug Fix: Domains: 4.3c5: forwarder/alias list rebuilding (on startup/failover) could fail if a file line started with a tabulation symbol.
Bug Fix: Queue: 4.3: messages with the "new" SMTP Relay address did not release the Domain object.
Bug Fix: TLS: 4.3c5: if a Domain did not have a PrivateKey, but it had its PKI services enabled, access to that Domain could crash the server.
Bug Fix: WebUser: 3.5: mailbox renaming operation could incorrectly rename mailbox subscription elements.
Bug Fix: CLUSTER: 4.0: Personal WebSite URLs were passed to backends with "URL escapes" removed.

4.3 03-May-05
Valid Core License Keys: issued on or after 1st of May'2003.

SIP: RFC3903, RFC3863 are implemented.
SIP: the Presence Server is implemented.
SIGNAL: the Signal to Unknown Names Domain settings are implemented.
Security: the Common Name menu for Domain Certificates now contains the "wildcard name" option.
Queue: the SMTP Relay address for messages is stored as a Domain Name now. Cluster frontends now can use Domain IPs for messages generated with other cluster members.
MAPI: the Encrypt operation is supported now.
MAPI: the version 1.1.22 of the MAPI Connector is included.
Bug Fix: WebUser: 4.3c5: the Decrypt action always stored messages with CR-LF EOLs causing problems on Unix and VMS platforms.

4.3c5 20-Apr-05
Valid Core License Keys: issued on or after 1st of April'2003.

Domains: the Forwarder and Alias management for regular domains has been redesigned (10,000+ object sets can be updated quickly now).
Platform: the Windows/Itanium version is released.
Platform: the --SharedFiles startup parameter is enabled by default on Windows NT/XP/200x platforms. The --NoSharedFiles startup parameter is implemented.
SMTP: the Always Use EHLO option is implemented.
SysAdmin: now network ranges can be specified as address/mask.
Security: Domain S/MIME settings are implemented.
WebUser: the ShowLinks MessageViewer option is implemented.
WebUser: vCard ADR field processing has been changed to provide better compatibility with Microsoft Outlook.
WebUser: S/MIME certificates issued by the Server can be refreshed now.
WebUser: the Encrypt and Decrypt operations are implemented now.
RULES: the Security condition is implemented.
RULES: the Store Encrypted action is implemented.
RULES/WebUser: the Forward operations now use the From: field specified in the Account WebUser Preferences.
HTTP: the HTTP Header Fields option for CGI processing is implemented.
CLUSTER: frontend TLS pass-through decrypting improved to handle large data block sequences.
Kernel: now MIME-encoded header fields can be generated using the binary (base64) encoding.
SIP: now far-end NAT traversal does not use "sips" Record-Routes for TLS connections.
Bug Fix: RADIUS: 4.3c4: MS-CHAP2 did not work for any addresses but the Main Domain account names.
Bug Fix: RULES: 4.1: the Mark Redirected operation actually cleared the Redirected flag.

4.3c4 05-Apr-05
Valid Core License Keys: issued on or after 1st of April'2003.

RULES: the Tag Subject operation is implemented.
Kernel: message processing redesigned to support added headers and subject tags in all operations.
Security: Heimdal Kerberos keytab files are accepted now.
Security: External AUTH protocol version 6 is implemented.
SMTP: the Hide Received fields option is implemented.
SMTP: RFC3865 ("No Soliciting") is implemented.
SMTP: RFC3848 is implemented.
SMTP: RFC2033 (the LMTP protocol) is implemented.
MAPI: the version 1.1.20 of the MAPI Connector is included.
RADIUS: MS-CHAPv1 and MS-CHAPv2 MPPE key generation is implemented.
RADIUS: Digest authentication is implemented.
Mailboxes: the Locked attribute is implemented. See the Objects->Mailboxes section for the details
Queue: now multiple address-level temp-errors generate only one Warning message.
Router: the "Enabled" "detailed" address (name+detail) processing has changed to keep detailing on forwarded addresses.
Foundation: the --DefaultStackSize startup parameter is implemented.
Kernel: the --CreateTempFilesDirectly startup parameter is implemented.
Calendar: now duration = 0 is accepted in iCALENDAR objects.
WebUser: all internal routines now use the selected TimeZone data rather than the current TimeZone shift.
WebAdmin: the Storage Used field on the Account Settings page is displayed as a button that can be used for re-synching the used storage counter.
FTP: relative path names starting with ".." are supported (Unix-style)
Bug Fix: TLS: 4.3c2: outgoing connections utilizing SSLv2 clientHello could crash the server.
Bug Fix: HTTP: 4.3c1: "pure" NTLM authentication could fail.

4.3c3 15-Mar-05
Valid Core License Keys: issued on or after 1st of March'2003.

Platform: SCO OpenServer/Intel version is released.
SIGNAL: multiple AORs can be processed now. Full support for Redirect responses is implemented.
SIP: Authorization for INVITEs sent to External Gateways is implemented.
SIP: TLS Route URIs are supported now.
CALENDAR: the Publish/Reply operations can now add the CN attribute to a new attendee.
MAPI: the version 1.1.19 of the MAPI Connector is included.
Foundation: the --NoThreadPriority startup parameter is implemented.
CLI: the FindWebUserSession command is implemented.
IMAP: Queue disk full situations could cause the APPEND command to add zero-size messages to mailboxes.
TLS: the Weak Ciphers option is implemented.
LIST: the Service Fields Posting Policy option is implemented.
LIST: the To And Cc option processing has been extended.
LIST: the ^B (message sequence number) text macro is implemented.
Directory: the STARTTLS option for Remote Units has been re-implemented according to RFC2830.
Bug Fix: CALENDAR: RRULE parsing could stop on the UNTIL parameter.
Bug Fix: HTTP: 4.2.3: inter-cluster Keep-Alive processing was broken.
Bug Fix: HELPERS: 4.2: failed helpers were restarted even when the Use option was disabled.
Bug Fix: LIST: 4.0: certain multipart messages sent to a list could crash the server.

4.3c2 18-Feb-05
Valid Core License Keys: issued on or after 1st of February'2003.

SIP: the "far-end" NAT traversal functionality is implemented.
SIP: MediaProxy mechanism redesigned to support call flows crossing the same edge server multiple times.
SIP: RFC3892 (Referred-By) is implemented.
SIP: support for session update re-INVITEs with multiple media streams added to NAT/Firewall proxies.
SIP: Outgoing Proxy support is implemented.
WebUser: the Skins developed by David Bakkers are included into the basic distribution.
WebUser: the MakeCall feature has been implemented (calling a phone number listed in Contacts via your SIP devices).
MAPI: the version 1.1.18 of the MAPI Connector is included. The MakeCall feature is implemented.
WebAdmin: the Settings section rearranged: the Server-Wide Rules and RFC822 Receiver pages are moved to the Queue subsection. The Protection section renamed into the Network section.
WebAdmin: the Server-wide and Cluster-wide Rule pages now provide the Comment field.
WebAdmin: the NATed IPs page is added to Settings->Network subsection.
Router: the .via and .relay domain name suffixes are implemented. The .smtp and .smtpq suffices are still supported, but deprecated.
QUEUE: now the Send Return-Receipt To option controls the Relay reports, too.
RADIUS: the MS-CHAPv1 and MS-CHAPv2 authentication methods are supported (enabled Windows VPN clients).
Security: workarounds for Netscape bugs in its PLAIN authentication method are reimplemented.
Security: the DIGEST authentication method for connection-oriented session re-implementated. It now accepts unquoted parameters (such as those sent with Java LDAP modules), and it can be used in Clusters (after all servers are upgraded).
Foundation: the --LocalIPBuffer startup parameter is implemented.
Bug Fix: LDAP: 4.0: response to a final DIGEST-MD5 SASL challenge was processed incorrectly.
Bug Fix: SMTP: 4.1: initial prompt timeouts for "last" relays were shorter than timeouts for other relays.
Bug Fix: GROUPS: 3.2: the Remove Author from Distribution option could not be disabled in Directory-based Domains.

4.3c1 07-Feb-05
Valid Core License Keys: issued on or after 1st of February'2003.

ROUTER: Routing to the Forwarded To server now applies to mail-type routes only.
SMTP: delay times for "temporarily rejected" messages and recipients are customizable now.
SMTP: now the SPF records are not checked for Client and White Hole IP Addresses.
Kernel: RFC2478 has been implemented.
MAPI: the version 1.1.15 of the MAPI Connector is included.
Security: the Advertise Clear Text methods option is implemented. It also implements the LOGINDISABLED capability in IMAP.
Security: the Impersonate Login feature has been implemented (for PLAIN and GSSAPI login methods).
Lawful Intercept: the Partial option is supported now.
LDAP: authentication internals changed to better support LDAP provisioning in Cluster domains.
WebUser: the Browser Authentication Login method is implemented (see the WebMail section for the details).
HTTP: the CalendarDataDel realm is supported now (same as the CalendarData realm, but PUT operations delete all existing iCalendar items first).
HTTP: the CONTENT_TYPE environment variable composed for CGIs now includes the boundary parameter.
RULES: the Reply and React operations now use the From: and Charset settings specified in the Account WebUser Preferences.
SIP: the server-generated Via header fields now contain the server SIP port numbers.
CLUSTER: HTTP inter-server communication changed to support multi-step authentication schemes.
TLS: now empty certificate sets and/or warning alerts are sent in response for "certificate requests" from remote servers.
Bug Fix: WebUser: 4.1: header fields with ISO-2022 data could be composed incorrectly.

Summary

Platform

the FreeBSD5/x86_64 (AMD64, EMT64) version is released.
the Windows/Itanium version is released.
SCO OpenServer/Intel version is released.
the --SharedFiles startup parameter is enabled by default on Windows NT/XP/200x platforms. The --NoSharedFiles startup parameter is implemented.

Foundation

the --DefaultStackSize startup parameter is implemented.
the --NoThreadPriority startup parameter is implemented.
the --LocalIPBuffer startup parameter is implemented.

Kernel

now MIME-encoded header fields can be generated using the binary (base64) encoding.
message processing redesigned to support added headers and subject tags in all operations.
the --CreateTempFilesDirectly startup parameter is implemented.
RFC2478 has been implemented.
now network ranges can be specified as address/mask.

ROUTER

the "Enabled" "detailed" address (name+detail) processing has changed to keep detailing on forwarded addresses.
the .via and .relay domain name suffixes are implemented. The .smtp and .smtpq suffices are still supported, but deprecated.
routing to the Forwarded To server now applies to mail-type routes only.

QUEUE

the SMTP Relay address for messages is stored as a Domain Name now. Cluster frontends now can use Domain IPs for messages generated with other cluster members.
now multiple address-level temp-errors generate only one Warning message.
now the Send Return-Receipt To option controls the Relay reports, too.

RULES

Rule-added header fields are now passed to external tasks if the [FILE] prefix is specified.
the Reply and React operations now use the From: and Charset settings specified in the Account WebUser Preferences.
the Current Account Address macro (^r) is implemented for the Reply and React With operations.
multi-line header fields added with the Add Header operation are unwrapped before being used in the Header Field conditions.
now the Redirect/Forward Rule Actions preserve the message Return-Path address if it is empty.
the Security condition is implemented.
the Store Encrypted action is implemented.
the Forward operations now use the From: field specified in the Account WebUser Preferences.
the Tag Subject operation is implemented.

Domains

the Forwarder and Alias management for regular domains has been redesigned (10,000+ object sets can be updated quickly now).

Mailboxes

the Locked attribute is implemented. See the Objects->Mailboxes section for the details

Calendar

now duration = 0 is accepted in iCALENDAR objects.
the Publish/Reply operations can now add the CN attribute to a new attendee.

Security

External AUTH Interface v.7 is implemented (the PLAIN response is supported now).
the Common Name menu for Domain Certificates now contains the "wildcard name" option.
Domain S/MIME settings are implemented.
Heimdal Kerberos keytab files are accepted now.
the DIGEST authentication method for connection-oriented session re-implementated. It now accepts unquoted parameters (such as those sent with Java LDAP modules), and it can be used in Clusters (after all servers are upgraded).
the Advertise Clear Text methods option is implemented. It also implements the LOGINDISABLED capability in IMAP.
the Impersonate Login feature has been implemented (for PLAIN and GSSAPI login methods).

TLS

now empty certificate sets and/or warning alerts are sent in response for "certificate requests" from remote servers.
the Weak Ciphers option is implemented.

Lawful Intercept

the Partial option is supported now.

WebAdmin

the KerberosKeys Domain Access right has been added.
the Storage Used field on the Account Settings page is displayed as a button that can be used for re-synching the used storage counter.
the Settings section rearranged: the Server-Wide Rules and RFC822 Receiver pages are moved to the Queue subsection. The Protection section renamed into the Network section.
the Server-wide and Cluster-wide Rule pages now provide the Comment field.
the NATed IPs page is added to Settings->Network subsection.

CLI

the GetTempBlacklistedIPs command is implemented.
the FindWebUserSession command is implemented.

Directory

the STARTTLS option for Remote Units has been re-implemented according to RFC2830.

LDAP

authentication internals changed to better support LDAP provisioning in Cluster domains.

HTTP

the HTTP Header Fields option for CGI processing is implemented.
the CalendarDataDel realm is supported now (same as the CalendarData realm, but PUT operations delete all existing iCalendar items first).
the CONTENT_TYPE environment variable composed for CGIs now includes the boundary parameter.

FTP

relative path names starting with ".." are supported (Unix-style)

MAPI

the version 1.1.22 of the MAPI Connector is included.
the Encrypt operation is supported now.
the MakeCall feature is implemented.

WebUser

the initial default WebSkin name is now set to "Viewpoint".
the ShowLinks MessageViewer option is implemented.
vCard ADR field processing has been changed to provide better compatibility with Microsoft Outlook.
S/MIME certificates issued by the Server can be refreshed now.
the Encrypt and Decrypt operations are implemented now.
all internal routines now use the selected TimeZone data rather than the current TimeZone shift.
the Skins developed by David Bakkers are included into the basic distribution.
the MakeCall feature has been implemented (calling a phone number listed in Contacts via your SIP devices).
the Browser Authentication Login method is implemented (see the WebMail section for the details).

SIP

RFC3903, RFC3863 are implemented.
the Presence Server is implemented.
Authorization for INVITEs sent to External Gateways is implemented.
TLS Route URIs are supported now.
the "far-end" NAT traversal functionality is implemented.
MediaProxy mechanism redesigned to support call flows crossing the same edge server multiple times.
RFC3892 (Referred-By) is implemented.
support for session update re-INVITEs with multiple media streams added to NAT/Firewall proxies.
Outgoing Proxy support is implemented.
the server-generated Via header fields now contain the server SIP port numbers.

SIGNAL

the Signal to Unknown Names Domain settings are implemented.
multiple AORs can be processed now. Full support for Redirect responses is implemented.

CLUSTER

frontend TLS pass-through decrypting improved to handle large data block sequences.
HTTP inter-server communication changed to support multi-step authentication schemes.

LIST

the Service Fields Posting Policy option is implemented.
the To And Cc option processing has been extended.
the ^B (message sequence number) text macro is implemented.

SMTP

the Always Use EHLO option is implemented.
the Hide Received fields option is implemented.
RFC3865 ("No Soliciting") is implemented.
RFC3848 is implemented.
RFC2033 (the LMTP protocol) is implemented.
delay times for "temporarily rejected" messages and recipients are customizable now.
now the SPF records are not checked for Client and White Hole IP Addresses.

RADIUS

MS-CHAPv1 and MS-CHAPv2 MPPE key generation is implemented.
Digest authentication is implemented.
the MS-CHAPv1 and MS-CHAPv2 authentication methods are supported (enabled Windows VPN clients).

PIPE

Rule-added header fields are now passed to external tasks if the [FILE] prefix is specified.
multi-line routing headers (Envelope-To, To/Cc) are supported now.

RPOP

multi-line routing headers (Envelope-To, To/Cc) are supported now.

Migration

the --fixLongLines MoveIMAPMail utility option is implemented.

Bug Fixes

Bug Fix: CLUSTER: 4.0: Personal WebSite URLs were passed to backends with "URL escapes" removed.
Bug Fix: CALENDAR: RRULE parsing could stop on the UNTIL parameter.
Bug Fix: RULES: 4.1: the Mark Redirected operation actually cleared the Redirected flag.
Bug Fix: HELPERS: 4.2: failed helpers were restarted even when the Use option was disabled.
Bug Fix: LIST: 4.0: certain multipart messages sent to a list could crash the server.
Bug Fix: LDAP: 4.0: response to a final DIGEST-MD5 SASL challenge was processed incorrectly.
Bug Fix: SMTP: 4.1: initial prompt timeouts for "last" relays were shorter than timeouts for other relays.
Bug Fix: GROUPS: 3.2: the Remove Author from Distribution option could not be disabled in Directory-based Domains.
Bug Fix: WebUser: 3.5: mailbox renaming operation could incorrectly rename mailbox subscription elements.
Bug Fix: WebUser: 4.1: header fields with ISO-2022 data could be composed incorrectly.
Bug Fix: HTTP: 4.2.3: inter-cluster Keep-Alive processing was broken.