Steinar, I'm sure that router updates its counter more often than 5 seconds.
On 22 November 2010 12:46, <sth...@nethelp.no> wrote: > > Does any one know the NMS (network management software) which can do the > > fallowing: > > > > 1. Monitor on Cisco Routers/Switches interface utilization every 5-10 > > seconds and send e-mail alarm when utilization low or high of predefined > > thresholds. > > 2. Collect net-flow statistics (at least src/dst) with granularity of > 5-10- > > seconds. > > > > The main idea is to have detailed monitoring of the external links and to > be > > able to know why (by what traffic type) and when link was highly > utilized. > > Your requirements are somewhat unrealistic. Even if your NMS can fetch > SNMP counters / Netflow info every 5-10 seconds, you have no guarantee > that the router *updates* the counters / Netflow info this often. > > Talk to your router vendor first. > > Steinar Haug, Nethelp consulting, sth...@nethelp.no >