A nice little introduction to network monitoring (provided by my employer – registration required for obtaining the free download). This book does lean slightly towards using Cascade products to provide monitoring, troubleshooting and analytics – BUT I’m happy to say that it does remain a nice little read for anyone who has an interest in network monitoring. Read more…
NetFlow Export Version Formats
For all export versions, the NetFlow export datagram consists of a header and a sequence of flow records. The header contains information such as sequence number, record count, and system uptime. Read more…
Because it is part of Cisco IOS software, NetFlow enables networks to perform IP traffic flow analysis without deploying external probes, making traffic analysis economical even on large IP networks. Read more…
“ip route-cache” controls the use of switching methods for forwarding IP packets:
ip route-cache [same-interface | flow | distributed | cef | policy]
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