Network Design – Share Internet In a Condo Building
I am helping to setup a network in our condo building to share a new AT&T Fiber internet line. The condo building has 28 units, each with a single CAT5 to the building’s communication closet. Objectives are to share the internet line but not allow the condos to see each other on the network. There are no [...]

Answer Question   |  August 12, 2010  5:05 PM
Internet Sharing, Network Configuration, Network design, Switches, VLAN

Acronis multicast and pxe boot over multiple vlans
I just recently set up my switches to segregate my network into vlans and I have a sonicwall router to allow for inter vlan communication. I also have a server with acronis installed on it so I can image all of my computers when I need to do so. The problem now is, is that [...]

Answer Question   |  February 18, 2010  8:13 AM
acronis, Multicast, PXE, VLAN

VLAN setup
We have a very simple network setup using static IP throughout our campus. We are now looking at using DHCP to provide internet only access to our clients and students who bring their own IT equipment on site. Whilst we have networking and IT experience we have not touched VLANs before at all. We have [...]

Answer Question   |  February 5, 2010  9:36 AM
3Com 2226, HP ProCurve 2650, VLAN, VLAN configuration, VLAN Setup, Windows Server 2003

DHCP for VLANs
How can I configure DHCP on router for multiple VLANs?

Answer Question   |  June 11, 2012  12:11 PM
DHCP, DHCP Server Configuration, Router configuration, VLAN

Voice VLAN over Telco Bridge
I have two vlans going over a Telco Bridge to 5 locations each with one SIP Phone. The main location has an shdsl of 2mbs and each location has a speed of 512kbps. I can’t get all locations to work together only 2 locations at a time. What could be the problem? Any help is [...]

Answer Question   |  January 29, 2010  3:51 PM
ip phone, IP phone configuration, Knowledge Point Challenge, sip phone, VLAN, VoIP

HOW TO CONFIGURE VLAN WITH DHCP?
I NEED TO CONFIGURE VLAN FOR BLADE CENTER . I NEED THE VLAN TO GIVE IP TO ALL THE NODES ON THE BLADE CENTER. WHAT ARE THE COMMANDS TO CONFIGURE THE VLAN WITH DHCP FO THE BLADE?  

Answer Question   |  September 26, 2011  8:17 PM
DHCP, IBM BladeCenter, VLAN, VLAN configuration

How can I configure routing between two VLANs on different switches?
We have one C3560 switch, on which we have configured two VLANs. VLAN 1 is 10.1.1.x and VLAN 2 is 10.1.30.x; the subnet mask for both is 255.255.255.0. We want to configure routing between these two VLANs. How can I do this? Please note that these two VLANs are on the same switch.

Answer Question   |  July 6, 2010  7:29 PM
IP addressing, Networking, router, Routing and switching, Subnet mask, Switch, VLAN

VLAN per switch limitation?
I have a Minolta server and copier which need to communicate across two switches – where these switches have a vlan per switch limitation. From what I can see in a Wireshark sample, the printer is trying to establish communications with the server using broadcast traffic. Is is possible for this set-up to work.

Answer Question   |  December 14, 2009  2:07 PM
Cisco 2600, Cisco 2650, Cisco switches, Minolta, Switch configuration, VLAN

No Connection to Mail Server
I have a subnet (192.168.12.0) that for some reason the workstations cannot access the mail server (located on the dmz) to retrieve or send mail. The workstations can get internet and any other services but not mail. I have checked the firewall but no changes have been made on the access list. I have 50 [...]

Answer Question   |  September 11, 2012  3:44 AM
Firewalls, Mail protocols, Packet Loss, Subnets, VLAN

Recommendation for Layer 3 switch and firewall
Our school division is made up of seven schools. All schools point back to the central office location where all Internet traffic comes through. I have to setup subnets and VLANS at each school. Can you recommend a make/model of layer 3 switches for each school and for the main central office location. I also [...]

Answer Question   |  September 11, 2012  1:38 AM
Firewalls, Layer 3 switches, Switching, VLAN

How to add an Additional Domain controller in an existing environment and promote it as Domain Controller
Our environment contains two domain controllers with windows 2003 as O/S with the ip 10.0.2.12/8 and 10.0.2.13/8. Due to old hardware we want to install our domain controllers on new hardware with different IP as 192.168.15.1/24 and 192.168.15.2/24. Please provide me the steps to install the domain controller and decommission the old domain controllers. We are using [...]

Answer Question   |  September 11, 2012  10:50 AM
Acitve Directory, Domain Controllers, VLAN, Windows Server 2003

VLAN filter implementation configuration commands
how to do vlan filter implementation in cisco 6506 switch.

Answer Question   |  January 8, 2010  6:45 AM
Cisco 6506, Cisco switches, Switches, VLAN, VLAN configuration

VLAN routing Cisco 2960
I have 2 VLAN  VLAN and VLAN2  in a 2960 cisco switch .I need to route betwwen VLANS .Here is my question  can I use a AASTARO firewall to route this ? or do I need cisco router? VLAN protocol is 802.1q Thanks

Answer Question   |  September 11, 2012  5:04 AM
Cisco 2960, Cisco switches, Network Configuration, Switches, VLAN, VLAN Routing

How do you get the VLAN protocol to go ‘up’?
I’ve forgotten some information on VLAN protocols. I am butting my head against the wall right now trying to get the VLANs on my Cisco 2811 router to change to up/up from up/down. Does anyone know how to get the protocol of a VLAN to go “up”?  I’m just plain forgetting it all right now.[o:p][/o:p]

Answer Question   |  February 18, 2011  5:29 PM
Cisco 8211, Networking, Routers, Routing and switching, VLAN, VLAN protocols

Combining Networks with Same IP Scheme, VLAN,
Hi, We are combining an couple offices next week & i need some advice. The networks already have VLANs set up. we have a Cisco 3550 Layer 3 switch set up to route traffic. The servers are on this site also. The network IP’s are 10.1.1.x, 10.1.4.x & 10.1.5.x. Servers reside on all of those [...]

Answer Question   |  November 16, 2009  4:12 PM
ASA, Cisco 3550, LAN, Network Configuration, Network management, Network Topology, PIX, PIX 506e, PIX 515E, VLAN, VPN, WAN

Doing VOIP on a network
What is the difference between setting up only QoS or doing a VLAN?

Answer Question   |  November 16, 2009  2:19 PM
QoS, VLAN, VoIP

VLAN help, routing?
I have some Powerconnect 6248 Layer 3 switches that I’m working with. I’ve never worked with VLANs before so I’m totally lost here. I don’t know CLI so I’m using the GUI. I have workstations and servers set up on 192.168.0.x/255.255.255.0, workstations on 192.168.1.x/255.255.255.0, and workstations on 192.168.2.x/255.255.255.0 Switch1 is going to be 192.168.0.x Switch2 [...]

Answer Question   |  November 10, 2009  7:36 PM
Layer 3 switches, PowerConnect, Routing, VLAN

Multiple Vlans with two router on a stick in the same network.
Hello Guys.. I have some problem with existing router on a stick Vlan consist of six VLAN ID, I try to add additional router with route on a stick VLAN with different VLAN ID in the same network, the problem is this new VLAN cannot access to the network it seem like the packet of this [...]

Answer Question   |  February 8, 2011  3:02 AM
VLAN, VLAN configuration

VLAN subnetting
I have a domain controller running in 2000 and running an exchange server 2003 in a member server also have files servers and one DHCP server. These are in 192.168.0.0 range. This NW have total of 230 clients .So we need to isolate 50 clients from this network and put it on VLAN because the [...]

Answer Question   |  November 6, 2009  12:39 PM
VLAN, VLAN configuration, VLAN subnetting

layer2 VLAN IP transit
do you need to have IP transit in order for Layer2 VLAN service to work?

Answer Question   |  November 4, 2009  10:36 AM
IP Transit, Layer 2, Layer 2 VLAN, VLAN