North American Network Operators Group|
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Re: bw usage?
On Wed, 26 Jul 2000, David M. Ramsey wrote: > For now I've cobbled together some crude software to regularly > read SNMP port byte in/out counters from our switches, stashing > the deltas in a DB for later reporting/analysis. We do about the same thing, but we store absolute byte counts, relative byte counts from the last measurement, and figure the kb/s; we also store AdminStatus and OperStatus for SLA purposes. > I'm concerned that the data is misleading, though, in that it will > include LAN broadcast traffic. Also, customers end up paying > for other bandwidth that they did not want or induce, like network > scans, etc. (tough luck?). Exactly, tough. If they use the bandwidth, then they should pay for the bandwidth. > We've considered implementing unique customer VLANS to separate > customer broadcast domains, but it seems like that'd be a pain, > would eat up IP addresses, and possibly tax our routers with all of > the ISL/VLAN stuff? We do that; it's unwise to have everyone on the same VLAN, as some others have demonstrated.