Indunil Jayasooriya wrote: > Hi, > > I have a router which is maintained by our ISP. They have given us to > monitor it by using MRTG. It is okay. But it only shows incoming and > outgoing traffice. It does not say wherther is TCP or UDP or ICMP. It > just shows in and out.That's it. > > But, I want to monitor this router ? Can you tell me a good pkg for it > ? router has a snmp commiunity password . Ido not know it. My ISP does > not give it either. > > Can you help me accoring to my condition soon? you could put a HUB (not a switch) between your network and this router, then hang a dedicated linux system on it that was running NTOP, and find out all KINDA cool stuff.... -[ISP router]------[hub]----------[your existing switch]---your network | | [ntop monitor system] alternately, if your existing switch is a managed switch, you may be able to set a specific port on it to be a monitor or mirror port, and connect the ntop monitor to that port. http://www.ntop.org/overview.html