Questions tagged [network-management]

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How do I set OpenNMS to have two types of Node Down events with different severities?

For example, I have laptops in one subnet which keep turning on and off so if a node on that subnet went down I'd class that as an intermediate incident. However, on another subnet there are critical ...
Louis's user avatar
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2 answers
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HP 2530: multiple management IP Addresses possible?

I have two HP 2530 switches in our hosting center. Because of some VPN problems between our office and the HC, i need to change their management IP Addresses to a different IP network. Currently they ...
Christoph Gösgens's user avatar
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1 answer
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Polycom VOIP phone seems to mask the secondary device's MAC address from a Cisco switch

When I have a Polycom VOIP phone plugged into a Cisco switch and a laptop plugged into the Polycom phone I get the following. 1) The phone goes into the voice VLAN as expected. 2) The laptop goes ...
Boris Epstein's user avatar
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1 answer
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Community string indexing error in non-cisco switches

I am trying to retrieve CAM table information from non-cisco switches. I am using D-Link DES 3526 and Brocade fastiron sx 800 switches and installed net-snmp. When I execute the cmd: $snmpwalk -v ...
iHamVic's user avatar
4 votes
2 answers
108 views

Letting users make their own dns changes? Any software available to manage this tricky situation?

I currently waste a lot of time making dns changes for my organization. DDNS of course helps for workstations, but we still have a few thousand unique servers with still more applications needing ...
Jaredk's user avatar
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1 answer
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Policy routing script for linux

I am looking for some policy routing script for linux that isn't a part of a firewall, there are tools like shorewall and others but I prefer something more simple. I only need a script that can set ...
aseques's user avatar
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3 votes
2 answers
2k views

How to manage group of Linksys SRW224G4 switches?

I have 18 Linksys SRW224G4 switches. As far as I know, they can be managed only one by one via web-interface that works only in IE. Is there any way to automate this process? More specifically, now I ...
gelraen's user avatar
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3 votes
1 answer
456 views

use of nmap clogged my network

I was using nmap to scan the mac addresses of my network.What I found was internet connections and rest of network services badly clogged the users were not able to connect to internet.After messing ...
Registered User's user avatar
4 votes
6 answers
2k views

Which network performance management software do you use? [closed]

I am looking at the various options available for network performance management software, some of the solutions I've found so far are: Proprietary: HP - ProCurve Universal: SolarWinds - Orion Open ...
4 votes
5 answers
585 views

How to manage Infrastructure projects vs Helpdesk [closed]

In pretty much any IT dept that manages a network, you have to find a way to balance time between Helpdesk calls (frequent, simple things like 'I cant print') and longer term infrastructure projects (...
codeulike's user avatar
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2 votes
4 answers
108 views

Tips for moving an established network environment to a more streamlined setup

Greetings, for a little bit of background the network we are dealing with is moving into it's 3rd generation of administration. That being said there are still devices/configuration's that are left ...
Blake Arnold's user avatar
2 votes
1 answer
7k views

Squid delay pools and multiple ACLs evaluation

I am testing squid 3.0 on a ubuntu amd64 box. I am facing a problem with the delay pool classes when I set the delay_access parameters with multiple ACLs. Have been going through the squid wiki and ...
Muhammad's user avatar
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5 answers
1k views

Which network management system (NMS) to choose?

I need to integrate NMS in large enterprise system for data collection purposes. Primary requirements: collection by SNMP great scalability (up to 1,000 devices with 1,000 interfaces each) failover ...
QrystaL's user avatar
  • 101
3 votes
3 answers
262 views

Software for network hardware asset management, quite big problem!

Not an issue for a small network, but becomes a pain when it grows. How can I track what ever happens to my network's hardware (repairs, upgrades, whatever) if I don't want to dig into loads of Excel ...
Parsa's user avatar
  • 641
4 votes
2 answers
10k views

maximum number of connections Squid

I have a Squid proxy server that controls all internet traffic for my network. I need a way to stop users from downloading big files (say >50MB) in my network. I banned some famous ports (e.g. ...
Isaac's user avatar
  • 581
2 votes
3 answers
873 views

Central configuration for DHCP, DNS and Firewall

What software do you use for central network management ? What I mean is, you record a machine's name, mac address, open ports and other info, and the program generates DHCP, DNS and Firewall ...
hayalci's user avatar
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