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- Virtual Villains of Security & PCI Compliance: Future Challenges of MPLS, Virtual Machines and VLANs
- Compliance with the Payment Card Industry Data Security Standard PCI DSS will continue to change and adapt to mitigate the risk of compromised card holder information. Due to the ever changing landscape of security, a proactive stance towards threats and compliance needs to be taken. Organizations are increasing the use...
- Tags: MPLS, Compliance, VLAN, Virtual Machine, SecureState, PCI, Security, Networking, Storage, Hardware
- White papers 2008-07-17
- Session Initiated Protocol (SIP) and Message-Based Load Balancing (MBLB)
- At the service provider level, the number of VLAN, TCP or UDP port, and IP triplet combinations is affecting the Session Initiated Protocol SIP. Between servers, where the VLAN, TCP port, and IP variations are limited, the ephemeral ports are constantly being pushed and overrun. Because of active SIP subscriber...
- Tags: F5 Networks Inc., IP, TCP, VLAN, Tcp/Ip, LANs, Networking, Network Technology
- White papers 2008-05-01
- Parc De Vilgenis College Selects Allied Telesis to Build a Powerful Network Connecting 3000 People and 11 Remote Buildings
- Parc de Vilgenis College's network was a single non-segmented Layer 2 network. They wanted to implement a new scalable network architecture that would meet their needs, both in terms of functionality and security. The challenge was to improve the reliability and security of their applications by segmenting their network -...
- Tags: Network, VLAN, Allied Telesis, Parc De Vilgenis College, Networking, LANs
- Case studies 2008-03-12
- Five things you should know about configuring a Cisco IOS switch
- Most switches used by small businesses and home offices typically require no configuration -- they're "plug and play." However, it's important to remember that plug and play doesn't always work. In addition, these switches certainly don't offer any troubleshooting, logging, security, or manageability. So once you're ready...
- Tags: Cisco IOS, Switch, Cisco Systems Inc., VLAN, LANs, Networking, David Davis
- Blog posts 2008-01-24
- Windows DHCP Server and VLAN
- I have a CISCO catalyst 6500 and I'm using Windows Server 2000 SP4. What I want is per floor I'll assign diffrent VLAN but seems like we are having problem at the start of the implementation. The DHCP server is in VLAN1 while the client is on VLAN 20The client...
- Tags: NETWORKING, LANs, whang_wesley@..., Microsoft Windows, server, DHCP, VLAN, VLAN1, DHCP Server
- Discussion threads 2007-11-21
- Active Directory with Vlan setup wrong?
- Hi, I have successfully configured my GSM7224 Switch and Cisco2620 router to use 6 Vlans, with dot1q encapsulation configured on the routers sub-interfaces, and a W2K server handling DHCP and DNS, I can ping fine, all seems to work ok, but my client PC's name, IP does not show up...
- Tags: LANs, Network technology, NETWORKING, Microsoft Windows Active Directory, Acer1986, VLAN, IP, vlan participation
- Discussion threads 2007-11-15
- Active Directory and Vlan setup
- Hi, I have successfully configured my GSM7224 Switch and Cisco2620 router to use 6 Vlans, with dot1q encapsulation configured on the routers sub-interfaces, and a W2K server handling DHCP and DNS, I can ping fine, all seems to work ok, but my client PC's name, IP does not show up...
- Tags: Network technology, NETWORKING, Acer1986, Microsoft Windows Active Directory, VLAN, IP, encapsulation
- Discussion threads 2007-11-15
- MS Virtual Server vlans
- Does MS Virtual Server support VLANS? ESX Server does support VLANs, I cannot locate information regarding MS.
- Tags: LANs, Server virtualization, Virtualization, deborah.bussin@..., MS Virtual Server, VLAN, Microsoft Corp.
- Discussion threads 2007-11-15
- VLAN issue
- Hi,I have a Antivirus server in Server VLAN,which is in default VLAN ID 1.this AV server IP address is 172.16.5.179 255.255.0.0.AV is SymantecIn L3 Switch the Inteface Vlan 1 is configured with the IP address 172.16.1.1 255.255.0.0.Then there is a VLAN named deaprt 1,VLAN ID 500,there are 60 users are...
- Tags: LANs, stevevija5k@..., VLAN, VLAN 500
- Discussion threads 2007-11-13
- tunel between two asas and no traffic
- Hi all,I developed two asas between two sites.After configuring the devices i wake up the tunnel but i canīt pass traffic thru.If i ping from 5505 to 5510 the tunnel wakes up but in the opposite sense no works.The asas are a cisco 5510 and 5505 with basic license.In the...
- Tags: Network technology, NETWORKING, juan.ferreiro@..., IP, IP address, VLAN
- Discussion threads 2007-11-12
- Inter-vlan routing
- i create 3 vlanīs ( vlan2, vlan3, vlan 4) in 2 catalyst 3550 one is server and other is client and assign a range of ports. I use the same network id: 192.168.33.0 and already made trunking between the switches. The pcīs in the same vlan can connect with each...
- Tags: LANs, PC, jeichande@..., VLAN
- Discussion threads 2007-11-12
- Router/Vlan/Internet Setup
- Hi,I have beeen using an SMC7901BRA (ADSL modem/router, single lan port) + SMC EZ6516TX 16-Port Switch very happily for a few years. At the moment, everyone can access the internet, and everyone can see each other. My boss wants to create three virtual lan groups (HR, Accounts, Store) for security...
- Tags: LANs, hisgrace@..., VLAN, subnet
- Discussion threads 2007-11-11
- redundant link and VLAN config
- I am configuring redundant link using port-channel on two cisco 2950 catalyst switches one at customer end and one at our network end, redundant link working ok. At customer end we configured port fa0/24 for switchport access vlan 525 (VLAN 525 is configured with IP address 202.170.38.21 at the...
- Tags: LANs, Network technology, NETWORKING, pboutu@..., redundant link, VLAN
- Discussion threads 2007-11-08
- Two isolated LAN's with single DSL line
- I have a single DSL Modem/router with wireless capability that is connected to an unmanaged switch. I have a 10 computer peer-to-peer network for the office that uses shared files on the various workstations. I also have five workstations that need Internet access but have to be isolated from the...
- Tags: LANs, Routers & switches, Network technology, NETWORKING, Bob@..., router, VLAN, LAN
- Discussion threads 2007-11-08
- Cisco 2950 with 2 Vlans
- I am not a Cisco Guru but I can hold my own. I have a 12 port Cisco 2950. I am wanting to put 2 vlans on this switch. I have 2 subnets both are 255.255.255.248. 1 of those subnets does not have any IP's left and cannot have more...
- Tags: LANs, woolridgea@..., VLAN, Cisco Systems Inc.
- Discussion threads 2007-11-05
- Cisco 871W - VLAN Int won't come up
- Hi,I have configured configued our company's Cisco 871W per suggested configs, found here and on the cisco web site, however, VLAN1, VLAN10 and VLAN20 interfaces won't come up (e.g. up/down) and it's preventing communication. Guess I'm expecting this to behave like at layer-2 layer 3 swt/rtr (i.e. 3560). Can...
- Tags: Network technology, NETWORKING, LANs, Cisco Systems Inc., crondthaler@..., IP, VLAN
- Discussion threads 2007-11-03
- Cisco access-list
- Ive been trying to give access from admin vlan to every other vlans on the the network and deny the ip protocols from the other vlans to admin vlan and it just doesnt work ! Can anybody come up with a suggestion or a solution to this problem ive been...
- Tags: LANs, Network technology, NETWORKING, hesam_6@..., From_Anywhere, IP, VLAN, Cisco Systems Inc.
- Discussion threads 2007-11-02
- VLAN Routing to Internet through firewall
- HelloWe have installed fiber interconnects to all of our branch stores. The interconnect supplier uses different VLANs to give us point to point connections. I have a DLink L3 switch at the main location to accept the VLANs and route the subnets together. The devices on the VLANs can talk...
- Tags: LANs, firewall, geary@..., VLAN, VLAN1, Internet
- Discussion threads 2007-10-29
- CISCO VLANs/DHCP Server/Multi-vendor Environment
- I am trying to create 3 VLANs on a CISCO2950 switch (192.168.1.0, 192.168.2.0, 192.168.3.0). I plan to use the router-on-a-stick concept with a CISCO2801 in place. I have couple of questions regarding this:1) Can I configure dhcp server on the cisco 2801 router to serve all the 3 vlans? I...
- Tags: LANs, gfrancis@..., Cisco Systems Inc., environment, VLAN, DHCP
- Discussion threads 2007-10-19
- WINDWOS BROWSER PROBLEM
- We are running a Windows 2003 sp2/ Windows XP Domain with 6 vlans/networks. We have two domain controllers on one vlan/network and all the machines in the other vlan/networks authenticate to these machines. These DC's are also running our DNS.When I open up My Network places on...
- Tags: LANs, Workstations, Microsoft Windows, NETWORKING, scott@..., VLAN, network, workstation, server
- Discussion threads 2007-10-11
