0
votes
0answers
43 views

Communicate between Voice and Data VLAN

I have a network of computers, on which I also have an Avaya IP Office phone system with several IP phones. Currently the IP phones are on their own IP subnet range, but I want to create a separate ...
0
votes
1answer
211 views

How to get 192.168.3.2 to successfully ping 192.168.2.3

With the layout described below, the following is true: either router can ping any host on either subnet 192.168.2.0/25 hosts can ping (and ssh to) 192.168.3.0/24 hosts but 192.168.3.0/24 hosts ...
1
vote
1answer
46 views

VLAN, possible to do this?

I have a Cisco RV110W small buisiness router. Here is a demo of what the administration interface/options: https://www.cisco.com/web/sbtg/gui_mockups/RV110W/default.asp.htm I have 3 devices connected ...
0
votes
2answers
129 views

How can I route or bridge vlan properly with linux router?

I have a linux router (Centos 6) that I built. It has eth3 and wlan0 bridged together as br0. I have not been utilizing vlans up to this point. I have a wireless AP that is tagged vlan 42 for a guest ...
1
vote
1answer
126 views

cisco 2851 router: can't view switch ports

I want to setup vlans on a 2851, but I'm not sure how to access the switch ports. I can access or view them. Is there something I have to enable? I have some devices plugged into the switch ports and ...
0
votes
1answer
44 views

Changing from router DHCP to Server DHCP [closed]

I want to setup a Linux DHCP server instead of a router based DHCP. I'm guessing that I will need to turn off the router DHCP, but keep the router as the gateway. I think that the BCAST DHCP requests ...
2
votes
3answers
571 views

VLANs using one managed switch or link router to unmanaged switches?

I'm the resident IT guy in an office with about 20 workers, amongst 3 separate companies who sublet an office. We are wired with 24 ethernet ports dotted around the offices that all lead to a patch ...
0
votes
1answer
77 views

Best option for having ethernet (level2) switch simulated on typical ethernet level3 switch/router?

I have two Linux servers which are going to be connected to typical l3 switch/router. They will both have assigned one public IP number per each ( let's say: pub.ip.n.1 and pub.ip.n.2) by IT. Q1: ...
-2
votes
1answer
46 views

vlans communicate with each other

I am setting up three vlans in a cisco router with the following configurations. Vlan 10 Subnet: 192.168.1.0/24 Netmask: 255.255.255.0 Gateway: 192.168.1.1 Vlan 20 Subnet: 192.168.2.0/24 Netmask: ...
-1
votes
1answer
330 views

Routing between Vlans on layer 2 switch and Cisco router [closed]

Hi I'm quite new to networking and need some help with a home configuration... I have an 8 port TP-Link SG3210 layer 2 802.1Q tag capable switch and a Cisco 1801 router. I set up 3 Vlans on the ...
0
votes
2answers
177 views

Can I use a software router to filter traffic coming from a Cisco router?

I have the following topology working but i would like to be able to filter the traffic using a software router such as Zentyal. Current [INTERNET] === [Cisco 2600] ===[Cisco Switch] === [Machines] ...
2
votes
1answer
537 views

How to properly isolate computers from other LAN computers?

I have a network set up as shown in the diagram below: Internet --> Router --> Managed Switch 1 --> Switch -> C1 and C2 | |--> Multiple PCs ...
0
votes
2answers
2k views

Are both IP address and default gateway needed on a switch to enable communication between different vlans?

I know that a router is necessary for VLANs to communicate with each othe, but I would like to know if both IP address and default gateway need to be configured on the switch in order for different ...
2
votes
0answers
115 views

dsl router for bridging two lans

I have two office locations that each have DSL service. I have the routers set up so that the two subnets, 10.0.1.x and 10.0.2.x, correctly keep data on each subnet and or pass across to the other ...
4
votes
4answers
4k views

Can't communicate between lan ports on openwrt router

I've got a WBMR-HP-G300H Buffalo Airstation router on which I've installed the lates OpenWRT software. All is working well (ADSL, WIFI etc) except for one niggle. I can't communicate between lan ...
-1
votes
1answer
216 views

static IP vlan setup

I am trying to setup two static ip networks with vlan. I have created vlan0, vlan1 and vlan2 in my linksys WRT54GS router with DD-WRT. vlan0 setup ip address: 192.168.1.10 ~ 192.168.1.30 (20 ...
1
vote
3answers
336 views

bridge between vlans

We have a somewhat exotic setup. Some devices connected to a cisco switch must be administered by a third party and we don't want to give this third party full access to our network. There devices do ...
3
votes
2answers
1k views

how to separate a network for traffic

At the moment our all computers in one big LAN, it is the intention to separate the admin and edu (it's in a school) especially for traffic and less for security. How do this best? Firewall?, ...
1
vote
2answers
147 views

Two companies, one internet connection

We're moving into a new building with two other tenants in the next few months and we'll be splitting the costs for a single fibre connection running 10 Mbps. The ISP will be providing a four IP's ...
2
votes
3answers
689 views

Good book to learn routers and switches

I'm a developer with a solid understanding of TCP/IP. I've also done some Linux sys and network administration. I now need to set up some complicated LANs, and that means learning things like ...
0
votes
1answer
293 views

WAN and LAN via the same cable

I've got 4 WAN Internet connections and want to use all of them using router DrayTek Vigor 3300V. They recommend to connect ADSL modems to WAN ports of router. I cannot connect 2 of modems directly ...
0
votes
2answers
762 views

Share internet connection on router with 1 LAN interface for multiple VLANs

My topology looks like this: <--> VLAN 1 ------------- -------------------------- Internet <--> | ...
0
votes
1answer
397 views

VLAN member could not ping External Gateway. What did I miss?

I configure my router and vlan like this: EXTERNAL 192.168.1.1 netmask 255.255.255.249 EXTERNAL gateway 192.168.1.2 INTERNAL.VLAN1 10.2.2.1 netmask 255.255.255.0 INTERNAL.VLAN2 10.3.3.1 netmask ...
3
votes
5answers
1k views

Recommendation for easy to use router and setup to handle multiple VLANs, to avoid multiple DHCP servers conflicting

I'm trying to setup a network in which each computer must not be able to see the others on the network, only the router. The people involved don't necessarily know each other and don't necessarily ...
0
votes
1answer
221 views

I can't access services on a separate vlan why not?

I have two cisco switches and a cisco router. The router connects to the first switch (A) and the second switch (B) is connected to switch A. Switch A only has one vlan port set (The one that ...
0
votes
1answer
2k views

Linux distribution for VPN router with VLANs support

I need to build a router with following requirements: 2 physical interfaces (WAN and LAN) Should be able to handle several VPN tunnels VPN tunnel should be routed to certain VLAN Web-based GUI ...
2
votes
3answers
2k views

How do I segregate two VLANs from each other while allowing both to communicate with a third VLAN?

Preface: I'm not a network or systems administrator. I have a little bit of networking experience, but it's limited to basic router configuration like port forwarding, setting alternate DNS servers, ...
0
votes
2answers
1k views

1 Router 2 LANs?

I'm not super keen on the fancy networking terminology to describe my situation, so please help me out with that as I describe my problem in the best terms I can. Currently, we have a network living ...
0
votes
1answer
747 views

vlans and Linux NAT on one NIC

I'm using a Linux server to do iptables NAT routing for a small business network. We also have a 24port managed switch that will be providing connections for all the wall ethernet jacks. The layout ...
6
votes
9answers
2k views

Need prosumer router/firewall/vpn/vlan/nat advice [closed]

Looking for a recommendation on a device (or devices I guess) to do router/firewall/vpn/vlan/nat functons for my home network. Right now, I'm doing this with an IPCop box, but I'd prefer a little ...
2
votes
5answers
12k views

Linux VLAN Bridge

I have home network with VLANs, one for LAN, one for WLAN and one for internet. I'd like to use bridging so that instead of configuring these same VLANs to every machine, they had own VLAN ID and ...