WAN refers to Wide Area Network

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Incoming Connections with Two ISPs and Cisco 2911

I am a relatively beginner Networking Guy and I have managed to set up a Cisco 2911 router with two ISPs (no BGP), NAT and route-maps (although I don't really understand them) to the two up links with ...
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1answer
20 views

Remove gateway for private network on Server with 2 ethernet ports - Why

I have a server with 2 ethernet ports, use one port (eth0) for the private LAN, and a public IP from ISP is on second port (eth1). I have it working, but I'd like to know the reason why I have to ...
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70 views

pfSense no access from lan to wan

Can anyone please help me ? Probably the answer is already somewhere in the forum, but unfortunately I have not found it until now. Since two days I fight to have access to the internet across a ...
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2answers
34 views

SMB2 over 1GB PTP Link - 10ms latency

Maybe I'm expecting way more from SMB2 than what's realistic. Here is the scenario. Windows 7 Client (Local) A) Win2008R2 Server (LAN -- 1GB, <1ms) B) Win2008R2 Server (WAN -- 1GB, 10ms) ...
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1answer
64 views

How to replicate web site files to web servers over WAN for LB sites?

I am working on a new setup for a a handful of websites of mine. My side business is growing (web hosting and light webdev) and I am working on a new infrastructure design using commodity hardware ...
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47 views

Can a 100Mbit switch throttle the internet connection?

We have a rather peculiar problem with internet speed in our office. Recently, we switched to a fiber-optic connection. We're supposed to have a 100Mbit connection (up and down). Here's how it has ...
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1answer
220 views

Block wan request is on. 3CX system

I am trying to connect to my 3CX PBX on an amazon ec2 windows server 2012 instance. I have created the security group, and added exceptions in the firewall. The firewall checker in the 3CX control ...
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6answers
2k views

How should I copy my VM templates between vSphere datacenters?

Background/Environment Architecture: My current environment for $corp_overlords$ is set up in a hub-and-spoke model with a technologically well-endowed home office hub (SAN, bladecenter/bladesystem ...
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2answers
195 views

Why can't I have the same subnet on WAN and LAN?

I want to know why same IP with same mask on both WAN and LAN side could be a problem. I also want to know if setting different mask, but having same IPs will resolve the routing problem. ...
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4answers
263 views

Network Latency over WAN

Let me take a minute to explain the background of the challenge I am facing. My company has offices in US and Asia. The users work on large CAD files. The office in US has NAS (Network Attached ...
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2answers
69 views

Wan emulation on linux

I have to connect two different geographic networks with an OpenVPN (for instance) Before doing that "in the real world", I wish I could test my configuration. My main idea is the emulation of ...
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41 views

Outlook 2010 Not Responding through out day over WAN

I have a group of users who get "Not Responding" in the title bar of Outlook 2011 for 30-90 seconds at various times throughout the day. I have used the Outlook Connectivity Tool from MS's website to ...
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311 views

Should I create a second WAN Interface for a new SSLVPN setup on my Sonicwall 2400?

Sonic Wall 2400 I'm setting up a new SSLVPN on our Sonicwall, very new to this. I currently have an exchange server as well, so mail.company.com is directed to our mail server. I'd like to setup a ...
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2answers
106 views

Forward the Wan IP to another Wan IP without changing the source address

I have tried this case by using the NAT function in iptables but fail example. PC A IP is 1.1.1.1 (Win7) My Server IP is 2.2.2.2 (CentOS 6.2) target Server B is 3.3.3.3 (Windows server 2003) Flow: ...
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1answer
2k views

Fortinet multiple WAN IP to several ports

I have a 5 public IP address range. (ie: 1.1.1.1 to 1.1.1.5) I would like to assign the first to port 1 transparently in a way that a VPN router (RV082) could connect via it and respond ...
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1answer
94 views

Cannot reach website from outside of LAN [closed]

I am at much of a loss here, guys. I am running an Apache HTTP webserver from my laptop and I am unable to reach it from outside the routers borders/LAN. I cannot seem to ping it outside LAN and when ...
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3answers
248 views

What's a good way to run a point-to-point network speed test over a WAN? [duplicate]

I want to monitor my WAN speed between two offices, and be able to schedule it to run at certain times of the day. I guess in its simplest form this is just a point to point copy, but I want to ...
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3answers
215 views

My domain is not visible to world

How I can make my myself hosted domain visible to world? Question Details: I have a domain donotrape.me which is not visible to world. My System is Debian 7 64BIT, Bind9, Apache. Debian firewall is ...
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1answer
595 views

Cisco dual static default routes to WAN

I am trying to setup Dual WAN in our office because our single VDSL modem couldnt handle our web traffic any longer. So we now have two VDSL modems (Sagecom FAST2864) they cant go into bridge mode ...
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31 views

When CopyQueueLength is high, how do I control which server is the source?

When I have a DAG with copies spread all over the world, and the initial seeding is already complete, how does Exchange control which server is used to fulfill the outstanding CopyQueueLength logs ...
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151 views

Need iptables commands to permit all WAN originating traffic to enter the LAN side of a router [closed]

I have three routers. Router0's WAN interface connects to the ISP, and the WAN interface of Router1 and Router2 connect to Router0's LAN interfaces (i.e. hard wired). So this is what it looks like, ...
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2answers
222 views

Sharing internet to Private WAN routing

I'm trying to help out with sharing internet over a private WAN installed between two sites, unfortunately the routers are controlled by a company that won't respond to support requests, but they have ...
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1answer
397 views

Gateway/Router - Multiple Public IPs on Virtual WAN Interfaces Through Single WAN Interface/Port

I am looking to setup a router with multiple public WAN/IP interfaces that can be routed across a single physical WAN interface/port. I realize it would be necessary to have different MAC addresses on ...
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2answers
182 views

Does “ThirdPartyReplication” in an Exchange DAG reduce overall bandwidth requirements? [closed]

I have to re-seed several databases and am looking into opportunities to reduce my bandwidth requirements. When I issue the command get-DatabaseAvailabilityGroup there is a feature called "Third ...
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34 views

Local Lan design to support Multiple WAN

We have about 25~30 serial dedicated lease line or ADSL link using router to connect to different financial companies to do some transactions. SCurrently we have a very large L2 (/20) to host our ...
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1answer
112 views

I need a 5th port on a 4-port modem [closed]

I'm managing a big building, with a lot of services/vendors and I have a DMZ'd 4-port cable modem, Model: SMC8014, that has 4 separate networks branching off each of its 4 ports. Each network has its ...
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1answer
65 views

How to bridge two lan but keeping their clients using/choosing their own wan?

this is my first question here so please bear with me if I haven't made it super clear So I have 2 piece of Cisco RV180W router hardware. The office is moderately big and one single Wifi router is ...
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2answers
127 views

Single Static Public IP FAILOVER to Other PUBLIC IP Address

We have a customer that has a windows server located behind a dual wan router that has two static IP addresses from each ISP. They have staff out in the field that have laptops with applications that ...
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1answer
255 views

One WDS server, multiple subnets

Goal: Be able to deploy Windows through WDS to different subnets (in different geographic locations) using only one WDS server located within the 'main' subnet (where I am). Info: Each subnet is a ...
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1answer
274 views

Can DFS replicate across WAN?

I've got 3 servers DC and File server 1 in one location File Server 2 in another location They are all connected to the domain, and running DFS. When I set up a replication group and try and ...
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2answers
564 views

Web server not accessible to other systems on LAN

I'm trying to test a web site being served via nginx on my Mac. Things work just fine accessing the server on that same Mac, but when I try to get to it from a couple of Windows machines on the same ...
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2answers
396 views

How to connect 2 Physical Networks with 2 Separate WAN together

My customer has two small companies in two separate buildings that have merged. The buildings are 30ft apart, so they ran an outdoor, buried CAT6 cable between them. They want to use the main ...
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87 views

Can I split my colo WAN subnet? /27

I recently started colocating at a datacenter, and they provided me with a /27 subnet, let's say 192.0.2.112/27 , this translates to usable IP's .96 to .127. Because of a requirement in my network, ...
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2answers
405 views

Managing a DNS on a Local Private WAN Network

I am in need of some assistance figuring out how to set up a DNS on my private WAN network. I currently use a Linksys e4200 wireless router to connect all of my computers, servers, and other devices ...
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128 views

Multiple WAN to single LAN

I have a block of static external IPs and I'm trying to route them to a single internal server. We have a Sonicwall TZ-210; trying to set this up results in no outbound traffic and an error warning ...
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299 views

Do I need a “smart switch” for VLAN support / VLAN for Multi-WAN?

I have a need to connect a branch office with multiple WAN's to multiple devices: wan1 modem Public IP: 2.2.2.2 Private IP: 192.168.20.1 VLAN tag: 20 wan2 modem Public IP: 3.3.3.3 Private IP: ...
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2answers
1k views

Does two pfsense + CARP necessarily require two WAN IP?

I am looking to setup CARP following this guide across two pfSense firewalls. I have setup CARP before on a WAN link with a big IP space, so allocating a distinct WAN IP per each device (as shown in ...
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80 views

Find the WAN address range

I'm trying to find the WAN IP range for a network on another location. When I do a tracert on the LAN gw, the last hop is the adress is 79.161.2.255, This is the ip range belonging to the ISP, but I ...
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247 views

Way to do basic WAN optimization between two Linux servers that splits single connection into multiple parallel ones? [closed]

There are utilities on Linux that allow you to work around WAN conditions which cause you to not be able to utilize your full bandwidth. They do this by performing multiple requests in parallel (for ...
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1answer
370 views

Dual-port server acting as router, but LAN can't see WAN

Using Windows Server 2012 Essentials. I've got two ethernet ports. One is connected to a router which is connected to the internet. This portion of the network is fine. The router runs DHCP on the ...
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2answers
324 views

ASA, 2 WAN connections

I need help about configuration firewall ASA 5505 connected to 02 wan connections interface Vlan1 nameif inside security-level 100 ip address 192.168.254.1 255.255.255.252 interface Vlan2 ...
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1answer
60 views

Best DSL hardware for ADSL Troubleshooting [closed]

I have a situation where I need to make the best of a bad DSL situation. The CPE is a black box with no access to DSL diagnostics. My plan is to get some sort of DSL hardware that exposes link-layer ...
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2answers
1k views

SMB2 traffic crashes network?

We've been having significant network slowdown issues over the past few weeks, primarily on a Friday morning. We run Windows 7 client machines, with Windows Server 2008 R2 servers. What generally ...
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1answer
707 views

Routing multiple WAN subnet on a single interface SonicWall NSA 2400

In my current infrastructure I have the following setup : ISP LINK 1 (64.30.24.128/26) ----|X3--sonicwall--X0|----LAN (64.30.24.128/26) X0(LAN) is configured as Mode/IP Assignment: Transparent ...
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498 views

Troubleshoot port forwarding. Could it be ISP blocking incoming connections?

Had a new Axis IP camera delivered yesterday. Plugged into Cisco E2400 Wireless Router but having problems. Example topology: WAN IP: 82.10.10.10 (example) Cisco Router: 192.168.1.1 Axis ...
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737 views

Bad WAN Transfer Speed (Windows Server 2008 R2)

We have two servers in different data centers which are geographically separated by several hundred miles. The RTT (round trip time) for a ping between them is 61ms over our VPN. Both servers are on a ...
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49 views

Unix to execute program on WAN IP update

How do I access the current IP address? Is there a way to execute a program every time it changes? I want to make a program that whenever my IP changes, it will use the Amazon Route 53 API and update ...
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1answer
100 views

Diagnosing WAN performance & peering issues without a second ISP uplink as a comparison?

Background: I am able to access Twitter & Serverfault from work (using Level3) with no problems. However when I use RCN I get crummy service and am not able to load the page. Page reloads ...
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233 views

Forward Error Correction for WAN optimization

Anyone know of user-space tools providing forward error correction with/for tunnelling a stream over UDP on Linux? I found Trafficsqueezer, utunnel and toutunnel which implement TCP over UDP, but ...
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73 views

WAN Woes Between Satellite Offices

Having a baffling time trying to troubleshoot an issue between 3 sites on a WAN set up via site-to-site VPN. The sites are: NY: 10.30.1.0 (HQ) OH: 10.30.6.0 CT: 10.30.7.0 When I first ...