Modifying bridged traffic
ganbold at micom.mng.net
Thu Aug 16 01:56:24 PDT 2007
Eric Anderson wrote:
> What is the easiest way to play with modifying data in-transit within
> an ethernet bridge?
> For instance, say I have something like this:
> [BOX 1] <----> [ BOX 2 ] <----> [ BOX 3 ]
> And BOX 2 is a FreeBSD box with bridging enabled between two ethernet
> interfaces, how can I parse/modify the ethernet frames as they pass
maybe with the help of netgraph... (ng_ether, ng_tee etc).
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