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FortinetFortinet 12 FortiWeb 5.0 Patch 6 Administration Guide
Solutions by issue type........................................................................................ 640
Connectivity issues........................................................................................ 641
Checking hardware connections ............................................................. 641
Examining the ARP table ......................................................................... 642
Checking routing...................................................................................... 642
Testing for connectivity with ping ...................................................... 644
Testing routes & latency with traceroute ........................................... 648
Examining the routing table ..................................................................... 651
Checking port assignments ..................................................................... 652
Performing a packet trace........................................................................ 652
Debugging the packet processing flow ................................................... 653
Checking the SSL/TLS handshake & encryption..................................... 653
Resource issues............................................................................................. 654
Killing system-intensive processes.......................................................... 654
Monitoring traffic load.............................................................................. 654
Preparing for attacks................................................................................ 655
Login issues ................................................................................................... 655
Checking user authentication policies..................................................... 655
When an administrator account cannot log in from a specific IP ............ 656
Remote authentication query failures ...................................................... 656
Resetting passwords ............................................................................... 656
Data storage issues ....................................................................................... 657
Bootup issues ................................................................................................ 658
Hard disk corruption or failure ................................................................. 658
Power supply failure................................................................................. 660
Resetting the configuration.................................................................................. 662
Restoring firmware (“clean install”)...................................................................... 663
Appendix A: Port numbers........................................................................... 666
Appendix B: Maximum configuration values ............................................. 669
Maximum values on FortiWeb-VM ...................................................................... 669
Appendix C: Supported RFCs, W3C, & IEEE standards............................ 671
RFCs .................................................................................................................... 671
W3C standards.................................................................................................... 671
IEEE standards .................................................................................................... 672
Appendix D: Regular expressions............................................................... 673
Regular expression syntax................................................................................... 673
What are back-references? ........................................................................... 678
Cookbook regular expressions............................................................................ 680
Language support................................................................................................ 682
Index .............................................................................................................. 684