Questions tagged [monitoring]

This tag is suitable for questions about or involving network monitoring as implemented on network devices or monitoring tools used by network professionals. Examples: IP SLA, SNMP, Netflow etc.

Filter by
Sorted by
Tagged with
26
votes
4answers
109k views

How can I capture traffic on Cisco IOS switches?

For investigating a problem in client to server communication, I need to capture packets for analysis. However it's not allowed to install a packet analyzer, such as Wireshark or tcpdump, on client or ...
8
votes
2answers
17k views

How can I capture traffic on a Brocade XMR, MLX, CER or CES?

How can I perform a packet analysis on traffic flowing through a Brocade XMR, MLX, CER or CES without having to install a specific software on any of the remote endpoints ?
8
votes
1answer
6k views

Remote sniffing with ERSPAN to the desktop

I know how to use both SPAN and RSPAN. If I'm not wrong, ERSPAN leads us to the possibility of remotely monitoring a router through an IP network and a GRE tunnel. However a tunnel end-point is needed....
7
votes
1answer
3k views

How to get ipfix working with openvswitch? [closed]

I'm trying to monitor my OpenVswitch via IPFix. But I'm banging my head against a brick wall for two days now :/ According to the ovs-vsctl manpage I need to add a new entry into the config-database, ...
7
votes
2answers
2k views

Monitoring without Port Mirroring

A quick overview of the problem We've been experiencing some issues with our bandwidth usage lately which I fear may be due to misuse (whether intentional or not) of our internet in the office. I ...