
Proprietary and Confidential Information of F5 Networks
4.4.2 CPF Appears Offline ......................................................................................................................... 12
FEP CONNECTIVITY ..................................................................................................... 12
4.5.1 FEP Failure to Launch ....................................................................................................................... 12
4.5.2 Virtual Server Unable to Bind Address ............................................................................................. 13
4.5.3 FEP Cannot Return Answer Back to Client ....................................................................................... 14
4.5.4 FEP Appears Offline ......................................................................................................................... 15
4.5.5 Unknown SCTP library ...................................................................................................................... 15
FEP-CPF COMMUNICATION......................................................................................... 16
4.6.1 CPF Cannot Communicate with FEP ................................................................................................. 16
4.6.2 CPF Cannot Return Answer Back to FEP .......................................................................................... 17
4.6.3 FEP-O Cannot Return Answer Back to CPF ....................................................................................... 17
WEB UI CONNECTIVITY ............................................................................................... 17
5 SDC PIPELINE .......................................................................................................................................... 19
LICENSING AND ACCESS CONTROL ................................................................................. 19
CPF ROUTING ............................................................................................................ 19
5.2.1 Request is Not Routed Using the Routing Rows as Expected ........................................................... 20
5.2.2 No Pools are Selected for Routing ................................................................................................... 20
5.2.3 Endless Pending Request Timeouts toward Client ........................................................................... 21
5.2.4 Routing of Server Side Request (CLR) Fails ....................................................................................... 22
CPF TRANSFORMATION ............................................................................................... 23
5.3.1 CPF Dictionary .................................................................................................................................. 23
5.3.2 Message Parsing Failures ................................................................................................................ 25
5.3.3 Configured Transformation Does Not Take Effect ........................................................................... 29
5.3.4 3GPP Destination Realm Normalization Does Not Work ................................................................. 30
6 PERFORMANCE ....................................................................................................................................... 31
HTTP PERFORMANCE IS DEGRADED .............................................................................. 31
6.1.1 Error Description .............................................................................................................................. 31
6.1.2 Causes .............................................................................................................................................. 31
6.1.3 Symptoms ........................................................................................................................................ 31
6.1.4 Resolution ........................................................................................................................................ 31
7 OVERLOAD CONTROL .............................................................................................................................. 33
RECEIVE/SEND RATE LIMIT IS HALF THAN EXPECTED ........................................................ 33
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