General Solution: Change in Behavior: The LCD panel displays a more accurate...
(SOL13992) Old Behavior In versions prior to BIG-IP 11.2.0, the fpdd process uses the Failover.BigipUnitMask DB variable to determine the high availability (HA) failover state of the device. The...
View ArticleGeneral Solution: The BIG-IP system does not cache Set-Cookie headers
(SOL13990) Summary The BIG-IP system does not cache Set-Cookie headers sent by the origin web server (OWS). Description The BIG-IP LTM and WebAccelerator cache features do not cache Set-Cookie or...
View ArticleGeneral Solution: The Deferred Accept TCP Profile option is not compatible...
(SOL4654) When enabled, the Deferred Accept TCP profile option specifies that the system does not dedicate resources to the connection until the system has received the data packet from the client....
View ArticleGeneral Solution: Working with BIG-IP RAM Cache (10.x - 11.x)
(SOL13244) This article applies to BIG-IP 10.x. and 11.x. For information about other versions, refer to the following article: SOL13245: Working with BIG-IP RAM Cache (9.x) Summary The BIG-IP system...
View ArticleGeneral Solution: Overview of the automated process of joining a...
(SOL13965) Summary The following information should provide you some assistance when monitoring the status of the newly-installed blade as it becomes a member of the cluster. Description The slots in a...
View ArticleGeneral Solution: Change in Behavior: The BIG-IP SSL profiles support the TLS...
(SOL13512) Old Behavior In versions prior to BIG-IP 10.2.3, the BIG-IP SSL profiles do not support theTransport Layer Security (TLS) Renegotiation Indication Extension. RFC 5746 is a TLS extension to...
View ArticleKnown Issue: The Enterprise Manager may assign an incorrect role to a user...
(SOL13960) Description The Enterprise Manager may assign an incorrect role to a user account. This issue occurs when all of the following conditions are met: You attempt to perform a Copy User Access...
View ArticleKnown Issue: Data groups containing wildcard patterns may prevent the...
(SOL13938) Description Data groups containing wildcard patterns may prevent the configuration from loading. This issue occurs when one of the following conditions is met: You reload the BIG-IP...
View ArticleKnown Issue: HTTP responses that are larger than 2.1 GB may fail
(SOL13986) Description HTTP downloads that are larger than 2.1 gigabytes (GB) may fail. This issue occurs when all of the following conditions are met: Your virtual server is of the Performance HTTP...
View ArticleKnown Issue: Deploying an F5 Virtual Edition image file may result in an...
(SOL13996) Description When deploying an F5 Virtual Edition image (OVA file) you may observe an invalid certificate warning. If you obtain a BIG-IP or Enterprise Manager Virtual Edition image file from...
View ArticleKnown Issue: The HTTP::path iRule command may return more information than...
(SOL9952) The HTTP::path iRule command is intended to return only the path of the HTTP request. However, if the HTTP request specifies an absolute URI for the request URI, the HTTP::path command...
View ArticleGeneral Solution: Change in Behavior: SSL based monitors log handshake...
(SOL13768) Old Behavior In BIG-IP versions prior to 11.0.0, SSL based monitors such has HTTPS do not log SSL error messages on a failed handshake. New Behavior Beginning in BIG-IP 11.0.0, all SSL...
View ArticleGeneral Solution: Overview of the Always-On Management (AOM) subsystem
(SOL9403) Note: This article only applies to platforms with an AOM subsystem. To determine whether a specific hardware platform has an AOM subsystem, refer to SOL9476: The F5 hardware/software...
View ArticleGeneral Solution: Verifying Network Time Protocol peer server communications
(SOL10240) You can use the ntpq utility to query the Network Time Protocol (NTP) server and print a summary of the NTP server's state. You caninvoke the ntpq command interactively to display its...
View ArticleGeneral Solution: Overview of port lockdown behavior (10.x - 11.x)
(SOL13250) This article applies to BIG-IP 10.x through 11.x. For information about other versions, refer to the following article: SOL7317: Overview of port lockdown behavior (9.x) Summary Port...
View ArticleGeneral Solution: Shutting down and rebooting the BIG-IP system
(SOL7369) Important: The information in this article does not apply to the VIPRION platform. For information about shutting down and rebooting VIPRION systems, refer to SOL11333: Shutting down and...
View ArticleGeneral Solution: Comparison of serial failover and network failover features
(SOL2397) Serial cable failover Serial cable failover is based on heartbeat detection, where voltage is continuously sent from one BIG-IP unit to another. If a response does not initiate from one...
View ArticleGeneral Solution: Recommended methods and limitations for running tcpdump on...
(SOL6546) Running tcpdump on a busy system Important: The BIG-IP is designed as an application delivery network platform and not as a packet capture device. If you intend to capture traffic under high...
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