0
votes
1answer
147 views

network gateway can't see traffic for monitoring

I've just setup a new CentOS 6.4 machine to act as a default gateway for the LAN at head office. It's primary task is simply to route traffic to the appropriate place, ie VPN servers or the firewall ...
1
vote
0answers
78 views

How can I set ntop not to shorten host names?

With most screens in ntop, there is a list of hosts. Unfortunately, in almost every one, the host name is shorted, for some reason. When the host names follow the company standard, this results in the ...
1
vote
1answer
766 views

Alternative to Ntop on FreeBSD

ntop is a great tool for recording network throughput statistics for FreeBSD based firewalls. The statistics can be displayed as graphs using a web browser. Ntop, however, has the limitation that it ...
2
votes
3answers
502 views

ntop: Which HTTP downloads (URLs) caused the traffic?

My server causes too much traffic, so I have installed ntop to monitor it. On the Summary -> Traffic page in the Global TCP/UDP Protocol Distribution table I can see the traffic is periodically ...
4
votes
3answers
606 views

Network Sniffing and Hubs

This will likely seem naive to the experts... but it has been on my mind lately. For years I've been using ntop and a cheap 4 port hub to sniff client networks to determine who's doing what -- and ...
3
votes
3answers
2k views

When ntop is restarted the ntop counter gets reset and all stats are gone

I am using Ntop 3.3-13 to collect statistical data about network usage. When Ntop is restarted, all counters get reset and Ntop traffic stats page starts showing the output from the beginning. How ...
2
votes
2answers
972 views

What are some decent competitors to ntop?

I've been trying to use ntop at my organization for a while and have had nothing but problems with it. The system I run it on is a fairly vanilla Redhat 5 system (Sun X4140) and ntop seems to run for ...