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- Preserve NAT translations when a Cisco router fails
- When you have two routers running HSRP, the standby router takes over if the active router goes down. But if this happens when you're using NAT, it severs all connections going through the active router. David Davis tells you how to use HSRP and SNAT to preserve these NAT translations....
- Technical articles 2006-04-27
- Build Your Skills: Learn why NAT can cause VPN connection problems
- Why network address translation NAT on an Internet router keeps the VPN client from making the connectionMany a network administrator has tried to set up a virtual private network VPN client from a workstation with a nonroutable private IP address only to find out—amid much frustration—that the network address translation...
- Technical articles 2001-11-08
- Adding Wireless Router to SBS Network
- I am trying to set-up MS Small Business Server 2003 for the first time and am trying to determine the best way to add a wireless connection to the server.I have a server with 2 NIC cards, 3 clients (2 XP Pro Desktops with ethernet and 1 XP Pro Laptop...
- Q&A 2006-08-18
- Router identification & port forwarding
- I am using my nokia phone as a modem with bluetooth DUN connection on my Desktop for internet browsing. What is my router? I am using BitComet for files downloading from internet.But downloading speed is ristricted due to listening port is blocked. "Your Port is blocked. Check your firewall and...
- Discussion threads 2009-01-02
- Router Configuration 101: Connecting the router to the Internet
- This three-part series reviews the basics of setting up a Cisco router. Part 1 discussed how to boot up your new Cisco router, and part 2 explained how to apply IP addresses to interfaces and enable them for use. Now, learn how to connect the router to the Internet using...
- Technical articles 2005-03-17
- Learn to configure Cisco IOS NAT on a stick
- A well known NAT configuration is called "NAT on a stick." Besides having a funny name, NAT on a stick can be very useful to network administrators. In this article, learn what NAT on a stick is and how it can help you. What is Network Address Translation? ...
- Blog posts 2008-04-24
- Set up NAT using the Cisco IOS
- Network address translation NAT has become one of the key components of today's corporate networks attached to the Internet. See how to set up and manage NAT using the Cisco Internetwork operating system.Network address translation NAT is one of those rare information technology buzzwords that does exactly what its name...
- Technical articles 2001-10-18
- Connection problem of BEFSR41v4 Router
- I used to access internet through a D-link DSL modem ISP provided, and shared accessing with other 4 guys through an old hub. The modem has rudimental NAT and auto-connecting functions. (automatically allocate internal IP adress from 10.1.1.3 to 10.1.1.32, username and password are saved in the RAM) So the...
- Q&A 2006-04-21
- Provide multiple paths between networks with tunneling and NAT
- Controlling the path of network traffic is a challenge for even experienced network admins. Robert McIntire demonstrates how to simplify that job by configuring NAT and tunneling to complement each other.The terms tunneling and NAT come up fairly regularly now in networking conversations. Over time, these techniques have become invaluable...
- Technical articles 2001-11-13
- Internet access on Netware 5.1 server
- Internet access on Netware 5.1 serverI am in the process of pursuing DSL for a small office I support. We run a novell 5.1 server with about 5 staff members connecting to the network. The network is IP only and we have a 3 networked IP printer using...
- Q&A 2005-03-21
- NAT
- We have 10 computer work group and have verizon dsl. Dynamic IP.How can I setup the router so all PC can browse internet. I do not want ICS. I think NAT will do but I don't know how.Please help.Your cable/DSL router will automatically NAT for you. You must have DHCP...
- Q&A 2005-11-22
- The innards of Microsoft's Internet Connection Sharing and network address translation
- Connecting to the Internet cheaply is a necessity for most small businesses and home offices. Ivan Mayes examines Microsoft's Internet Connection Sharing ICS, which gives networked PCs the ability to share a single connection to the Internet.Internet Connection Sharing fundamentalsAt least one of the PCs on the Small Office/Home Office...
- Technical articles 2000-04-12
- NAT on a Cisco 1841
- My local telco set us up with a T1 the other day, but only gave us one usable IP address. I need to NAT that address to my users, but since that address is assigned to my router interface, I don't think I can.Am I correct in my understanding...
- Discussion threads 2008-03-20
- Cisco 871 Router for Public/Private IPs
- Hi all,Currently, I'm using a Cisco 1721 Router at my HQ with 1 serial wan and 1 ethernet lan port for my network. This router is connected directly to a 8-port gigabit switch where all servers (all servers have 2 NICs but only using 1) and 2 Cisco Catalyst 2950T...
- Discussion threads 2008-05-21
- Can't connect to internet using Linksys router
- I am using a desktop computer that uses Ubuntu operating system.I can connect to the internet through just the modem. However when I try connecting through the router I can't connect to the internet through the Ethernet cable or wirelessly. I am also trying to connect wirelessly to my Playstation...
- Discussion threads 2008-12-18
- Secure your computer after a Windows install or reinstall
- Who do you trust?Microsoft says you should let Windows Update run over the Internet on a fresh OS install, but that should make you at least take pause at the security implications. What steps do you take to secure a fresh install? Do you keep an updated OS image on...
- Discussion threads 2008-11-24
- Linux router
- I am having 512 kbps dsl connection to our Lan. Right i have access to clients by giving dsl router ip address as gateway and dns address in tcp/ip properties. Now i want to put my linux box in between, so that i can configure firewall, to restrict. Kindly give...
- Q&A 2004-10-19
- Strange DHCP occurrence
- Currently in my small business I run a single DHCP server for my 200 clients on a Windows 2000 server non DC. In an attempt to switch this service to a Server 2003 server DC I run into a problem. The service installs fine and once configured will...
- Q&A 2005-05-03
- Comcast internet and router troubles
- I've spent hours today and the days prior trying to get both my Macs up on the internet at the same time. I can get either one to work independently through the router, but not together. My Vonage isn't working either, but that's another matter.So, a new Comcast approved Motorolla...
- Discussion threads 2008-07-04
- Wireless Router Connected To internet Through Switch
- I recently bought a Netgear WGR614 Wireless Router. It's connected through a Linksys 24 port 10/100 Base T Switch, Which is in turn connected to our ISP. I had to order a special IP that went around the firewall, without it I would get an error saying that...
- Discussion threads 2005-07-19
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