Ramcharan, Vijay A wrote: > All, > I'm just looking for confirmation that GRE on the 3750G is done in > software with the resulting low throughput (~20Mbps with iperf across > GRE tunnel on 3750G). All testing and reading that I've done indicates > that the hardware on the 3750 is not especially built for > "router-specific" features like GRE. A "show int stats" shows that all > packets on the tunnel interface in a pair of 3750G switches is process > switched. The same command on a 3845 shows the majority of the traffic > is hardware switched/forwarded. >
3845 is still a software platform (with hardware crypto), but the CPU is much faster. 3750 routes in hardware, however, its CPU is much slower if you start doing stuff not supported in hardware. ~Seth _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
