We have a network with 4 VLANs. The DC resides on VLAN1. Any computer on the same VLAN as the DC can surf the internet without any problems. All the computers on the other VLANs cannot. They a...
i have three dreambox setup box (192.168.1.1,2,3), using three dyndns account (with one public IP) will direct me to the same server (box) i know i have to change port for each server, but im ...
Hello Experts,
I am a little confused. I have got two 3Com 5500G-EI 24 Port Switches, stacked together, building my network backbone. Attached to them I have got a total of sixteen 3Com 450...
I would like to ask this technical question.
If I have 2 gigabit switches and connecting them through two separate cables using 2 ports on both:
- Will i get the failover benefit?
- Will ...
hi,
we have a rogue computer that connects to our WAN. i have grabbed its MAC address. i'm wondering if there is a way that i can block this machine from either getting an IP address (we us...
My customer's employees all have laptops with both wired and wireless capabilities. Unfortunately, this usually means that each employee's computer is connected to the LAN with both the wirel...
WhatsUP is an SNMP monitoring tool. MIBs don't load. WhatsUp recommends using an SMI compliance checker, such as http://www.muonics.com/tools/smicheck.php. This tool generates a long page of e...
Hello,
I have a Cisco 2950 24 port switch with no gigabit ports for trunking. I'd like to plug this 24 port switch into one of my other Cisco 2950 48 port switches to increase the connecti...
As I understood, A gateway of last resort was an ip address associated with a specific interface on a router.
For example
The command
ip route 0.0.0.0 0.0.0.0 192.168.2.246
produce...
We are a small shop of about 45 people. usual setup: administration, accounting, marketing and video production.
The powers that be want video production on a separate vlan so they won't sl...
Our network services team is unplugging Ethernet cables on all 73 servers at our inhouse colo. I am trying to assist in this project by determining what servers the developers know about so we...
I need to swap a Cisco 3750 switch WS-C3750-24P OS: 12.2(25)SEB4 SW image: C3750-IPBASE-M in a 4 switch stack with a new Cisco 3750 WS-C3750-48P OS: 12.2(25)SEE2 SW image: C3750-IPBASE-M.
A...
I have SSG 550 Juniper Firewall. I need to monitor the interface traffic. In GUI I found no way. Netflow / Jflow not supported. I tried "counting option" per policy. That is not much correct. ...
i am trying to develop a schedule to reboot cisco devices that we have.
Is is possible to automatically reboot cisco devices with a script or something?
Also, are there any best practices fo...
I'm working with a colo, so I have limited "access" into the network port itself. All I want to do, is set a SPAN port for a VLAN on a Cisco 2900, then have a Linux box monitor that port, and ...
i would like to connect a cisco L3 switch with manageable d-link 1250g switch. Problem is i am not able to figure out how to configure a d-link switchport as a trunk port.
I once asked a similar question but didnt get what i was looking for. I am looking for a software that will monitor the Wide Area Network devices (cisco routers) always and logs in a database ...
I have the cisco client and server setup and they are communicating. What is happening is when the user logs on for the first time it takes about 60-90 seconds for authentication to happen, b...
I have a Cisco Catalyst 4507 Switch. Etherchannels are setup on the switch, but I am unsure if they are properly set. Is there any limitation to what interface can be on an Etherchannel? Do al...
I have freeradius 1.1.5 on CentOS 5 with MySQL.
The server is working, but I don't understand why I get so many of these connect messages.
Wed Jul 16 20:48:52 2008 : Info: rlm_sql_mysql: S...
I am a system administrator in a schhol using server2003 with xp pro clients on a domain. I want to monitor internet traffic, and ideally know what sites my logged on clients are going to , d...
I monitor several remote networks that i have direct vpn links for support.
what are some good NOC software that is inexpensive. it woudl be nice to have a inventory section to track pcs an...
I have created VLAN on HP 2650 Switch. Our default network is 172.50.200.0/21. The devices on this new VLAN will be manually assigned addresses in 172.50.192.0/21 space. The switch has 172.50....
Hey guys,
we have a network of about 500 customers spread accross 5 towers that gain access to the internet through wireless bridges located on their house, which in turn conenct to wirele...
We currently use a 192.168.100.xxx subnet on our primary network. All servers are connected to an HP ProCurve switch. We recently acquired a Dell PowerConnect switch to connect our HP iLo bo...
