Group of hosts with a common set of requirements connected as if on the same broadcast domain despite physical location

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4
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0answers
118 views

VLAN ID over DHCP for Management Interface of Fortinet FortiAP

When configuring the FortiAP device it's desirable to configure the VLAN ID for the tagged management network. Accordingly to the manual it's possible to do so by "telnetting" to the FortiAP device ...
4
votes
0answers
105 views

Configuring Container with bridges and vlans (server only?)

I have two groups of lxc contianers on a server and want to isolate their network traffic for security reasons. I will be using port forwarding so the containers much each have separate IP's. I know I ...
2
votes
0answers
47 views

Bond on top of VLANs or VLANs on Top of Bond

Both ways seem possible. What is the better approach within Linux? Better means more efficient assuming my switch doesn't know about LACP+Tagging. Thanks!
2
votes
0answers
108 views

Debian does not shut down interface with ip link set … down

I have a really specific question for a trunk-testing environment. I have this network setup: +------------+ +------------+ | | +-----+ | | | eth0 ...
2
votes
0answers
82 views

Juniper SSG-5 different vlans authentication

In my network infrastructur I have 2 companies right now. Every company has it own vlan. For example: Company A 192.168.100.0/24 Company B 192.168.101.0/24 I want to use a shared vlan for all ...
2
votes
0answers
745 views

Configure vlan on Netgear switch via SNMP

I am trying to configure vlans on a netgear GS752TSX from the Linux command line with netsnmp. I have created vlan 99 on the web interface now want to control the pvid settings, egress and tagging. I ...
2
votes
0answers
2k views

Single Sign On 802.1x Wireless - saying “Connecting to <SSID>”, hangs for 10 seconds, fails with “Unable to connect to <SSID>, Logging on…”.

We are implementing WiFi on Windows 7 machines in our corporate environment. Machines should be able to log into the domain by WiFi as the Machine (Pre-Logon), and as the User (Post-Logon). We have ...
2
votes
0answers
145 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 ...
1
vote
0answers
18 views

Is it possible to set up WAN connection on a VLAN (Cisco Router)?

I'm trying to set up NAT load balancing (or failover) with two ISPs on my 1941 router. The router has only two WAN ports and 4 EHWIC ports (which are basically switch ports). One of the WAN ports is ...
1
vote
0answers
19 views

Automatically setting DSCP on guest vs employee network

I am working on a 5000 device network (2/3 wifi, 1/3 wired). Half of the wifi connections are guests - so their traffic priority should be lower than the employee traffic. Is there a way to force ...
1
vote
0answers
97 views

VTP trunking not working for Cisco 4948 switch

I'm adding a new Cisco 4948 switch to an existing network that has a bunch of 3500 series switches already configured and working. I've verified the VTP domain and password are identical, tried ...
1
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0answers
180 views

802.1x dynamic vlan assignment not assigning VLAN

I recently dived into 802.1x authentication with dynamic vlan assigment. My current set up contains of: - A client - A SG220 cisco switch (the supplicant) - A freeradius (authenticator) ...
1
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0answers
176 views

Trunk vlans inside openvz container (Proxmox)

I have a node running OpenVZ CT (ProxMox). eth1 on HN are bridged through vmbr1 to veth device on CT101 (eth1 inside container). (Host Node) eth1 -> vmbr1 <- veth101.1 <- eth1 (CT101) No ...
1
vote
0answers
58 views

Windows Server spamming devices on other subnets on port 445

I have a Windows Server 2012 that every few seconds sends packets destined for port 445 on local IPs on other subnets. The IPs on other subnets it is trying to reach are devices such as VoIP phones, ...
1
vote
0answers
120 views

VLAN configuration on HP J9279A

I've tried to set up separate VLAN for lab environment on one of my HP switches (J9279A/J9280A). Network schema: WAN | GW | ...
1
vote
0answers
104 views

Can pvlan-trunk Ports Carry normal vlans too on Juniper EX8208?

I'm trying to implement pvlan on Juniper EX8208 which will span across multiple switches (to a Cisco nexus 7000 Series) and need to know if the Inter-Switch-Link Port with "pvlan-trunk" will allow ...
1
vote
0answers
71 views

How does Juniper vlan.0 work with policies?

I'm trying to understand vlan.0 and Juniper policies. Referring to here: http://kb.juniper.net/InfoCenter/index?page=content&id=KB16667 According to the link above, it seems that if I use ...
1
vote
0answers
123 views

Separate L2TP/IPsec VPNs with dynamic VLAN assignment

I am working on a Linux (Debian 7) VPN concentrator for different kinds of remote access. One of the offered protocols is L2TP/IPsec because of the client availability. I am using xl2tpd which in turn ...
1
vote
0answers
133 views

HP 5120 vlan not working

So I have this odd issue with our HP 5120 switches. The VLANs will not pass traffic unless a interface with a IP is assigned to the VLAN. Problem is there is a limit of 8 VLAN interfaces that are ...
1
vote
0answers
67 views

Inter VLAN Routing

I have VLAN 1 and VLAN 2 setup on HP ProCurve Switch, each linked to a different scope on DHCP server. VLAN1 = 10.220.0.0/23 VLAN2 = 10.210.0.0/21 I can't ping VLAN1 devices from VLAN2 and vice ...
1
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0answers
297 views

DRAYTEK - VLANs with VLAN tagging switches / router

Our company uses Draytek routers (various models, slowly upgrading to 2860n at each site). We have recently purchased a new site, and want to split the network up into separate VLANs, so as to ...
1
vote
0answers
113 views

Routing between L2 isolated ports

I am to deploy some managed switches for FTTB/FTTH and preparing configuration to introduce isolation between customers (by disabling L2 forwarding between client ports or using private VLANs). ...
1
vote
0answers
180 views

Guest wireless. HP to Cisco VLANs

I'm having trouble getting guest Internet access working. I have HP V-M200 WAPs and a Cisco RV042G for internet and a HP 1910 switch in the middle. I created a second Wireless Community/SSID on the ...
1
vote
0answers
148 views

Linux as gateway with VLANs failing for local network

We have a private VLAN being routed out from a host connected both to it and to our public network. Hosts on the private VLAN have the private IP address of the gateway host (10.2.2.82) set as their ...
1
vote
0answers
431 views

Cisco vlan entry missing in vlan.dat, but appears in running-config

One of our vlan's (ID: 104) stopped working suddenly and computers on that vlan failed when trying to obtain a dhcp ip address. On the Cisco switch if we do show vlan, this command is supposed to ...
1
vote
0answers
2k views

OpenWrt on TL-WR1043ND - VLAN to VLAN communication

I have this network configuration at home: 3G Wifi router - for access to internet, 192.168.1.0 subnet Router TP-Link TL-WR1043ND - OpenWRT (12.09), 192.168.2.0 subnet, connected wirelessly via ...
1
vote
0answers
633 views

debian KVM - network bonding fails with vlan and bridge

i have a Debian 6 system configured with 2 NICs these NICs are used on a bond (bond0) which is used by bridge that require to use VLAN. i can get connection between guests running on VLAN10 but it ...
1
vote
0answers
584 views

Ghost “vlan 0” tags added to ethernet frames in CentOS guest under OpenStack

I'm trying to debug an issue involving a KVM virtual machine instance where the instance doesn't respond to network requests when the source is on another physical machine, which is on the same subnet ...
1
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0answers
72 views

VLANS and Public/Private Traffic

I may reveal some ignorance with this question, but I am really confused. We have 3 static IPs and one gateway/modem with my organization. The gateway/modem is located in a remote area of our ...
1
vote
0answers
800 views

PFSense VLAN's - clients cant access devices on a defined VLAN

I'm having an issue setting up pfSense with VLAN's, basically, the pfSense boxes can ping the devices on the tagged vlan, but clients routing through pfSense cannot. There are two Cisco SG500 ...
1
vote
0answers
253 views

How to prevent partial crash during VLAN configuration on a HP ProCurve 3500

As you can see from my question, I have a VLAN configuration problem with a ProCurve 3500. The goal is to remove a VLAN from the existing configuration, however when I use the WEB UI to do this, I ...
1
vote
0answers
2k views

Is it possible to mix jumbo frames VLAN and standard mtu VLAN on the same switch port?

If a managed switch and all attached devices both support VLANs and Jumbo Frames, is it possible to mix VLANs with jumbo frames and VLANs with standard frames on the same switch port / ethernet card? ...
1
vote
0answers
612 views

Access All VLANS over XenServer Interface

For my current setup, I have a physical NIC on a XenServer machine that receives traffic tagged with various VLAN IDs. I have a virtual machine that is running Vyatta that needs to be able to access ...
1
vote
0answers
91 views

Datacenter redundant hosting setup advice

We are moving our servers to a new DC and I am looking for a bit of advice with our new COLO setup. I have some knowledge of networking but I am an enthusiast more than anything so it gets a bit ...
1
vote
0answers
4k views

HP Procurve 2910AL allow traffic from VLAN to VLAN

We are trying to setup so that the switch handel routing and communication between a few vlans. And then have a link network up to the fw. Here is the config: Running configuration: ; J9145A ...
1
vote
0answers
2k views

Cisco 891w multiple VLAN configuration

I'm having trouble getting my guest network up. I have VLAN 1 that contains all our network resources (servers, desktops, printers, etc). I have the wireless configured to use VLAN1 but authenticate ...
1
vote
0answers
684 views

Simple VLAN Trunking between 2 switches

I am trying to set up a connection between 2 buildings. In building 1 I have the following: Network 1 192.168.2.0/24 Network 2 192.168.3.0/24 Network 3 192.168.0.0/24 Network 4 ...
1
vote
0answers
183 views

Duplicate packets on network after disconnecting wireless access point on separate VLAN

We have a network with a few switches. One of these is a 3com 4500, where there are many computers connected, a custom linux firewall and a wireless bridge. The port where the wireless bridge and the ...
1
vote
0answers
235 views

Can multiple VLANs be provided with multicast addresses by a single MADCAP server?

Can a single DHCP server provide dynamic multicast addresses for hosts in many VLANs using MADCAP, just like it can provide hosts with unicast addresses via ip-helper? Or from a Cisco perspective, ...
1
vote
0answers
518 views

HP ProCurve & Cisco switches interoperability

I have a couple of questions regarding Cisco and HP ProCurve interoperability. Here's a link to pdf with my network topology. Can someone help me with basic VLAN configuration in such topology? Below ...
1
vote
0answers
176 views

Network Segregation for IaaS/SaaS Environment

I've inherited a Dell M1000e blade chassis and 16 M600 blades that I'm now in the middle of migrating from standalone to clustered. Each is running Server 2008 R2 SP1 and Hyper-V. My issue is I'm ...
1
vote
0answers
544 views

Dell PowerConnect 6224F ACL Not Performing as Expected

What I'm trying to achieve is as follows: Allow full access to the device on 10.58.9.32 (our VoIP server), from anywhere on our network. Allow ICMP to flow in all directions to/from any device. ...
1
vote
0answers
976 views

Max STP instances reached on Cisco 2950 despite not actively using 64

I have a Cisco 5505 switch running CatOS connected to a number of Cisco 2950 switches running IOS. The 5505 switch supports a large number of vlans (I'm guessing 1005), yet the 2950s only support a ...
0
votes
0answers
27 views

(solved -> bug) forward arp packets as vlan tagged arp packets

How can i forward arp packets as vlan tagged arp packets? e.g. arp packet (no vlan tag) -> eth1 -> eth2.1 -> arp packet (with vlan tag) With the following setup, the outgoing arp packets (on eth2.1) ...
0
votes
0answers
21 views

Create a vNIC w/o VLAN ID using HP NCU

On a physical server hardware System x3550 M3 with NIC teaming configured, is that possible to create a vNIC without VLAN ID assigning to it in HP Network Configuration Utility? Perhaps, this can be ...
0
votes
0answers
19 views

why iptables SNAT doesn't help to answer ARP on the vlan tagged subnet?

I'm using iptables SNAT to setup a "router" on a linux box, it suppose to do NAT for 2 subnets. one untagged subnet 10.0.10.0/24, the other one is vlan tagged subnet 172.16.0.0/24. both subnet come ...
0
votes
0answers
30 views

Hyper-V Guest looses network connection when configured with VLAN id and NIC teaming

I have Windows Server 2012 R2 Standard host with two physical netwrok interfaces configured for teaming (Hyper-V Port). Virtual machine is assigned Hyper-V Virtual switch, and only then virtual ...
0
votes
0answers
10 views

ProCurve 2626 VLAN routing issue

I have a pair of Procurve E26262's that are our Distribution and POE switches. They are configured with a Default VLAN for data with an IP address of 192.168.1.218, and a VLAN 100 for VOIP with an IP ...
0
votes
0answers
55 views

Ping is happening but arp is not resolved

I am seeing one interesting problem. I have setup two devices connected through lan cable over eth3 interface. Now a vlan session has been created on both the interfaces. Device 2: root@10:~ ...
0
votes
0answers
21 views

Atheros L1 Gigabit Ethernet Driver VLAN support

I am using Atheros L1 Gigabit Ethernet Driver on 60 desktop machines and these machines I need to have on VLAN 2 for which I need to create VLAN 2 on all these desktops but the driver does not shows ...