For questions on connecting devices together so that they can communicate with each other, as well as on networking equipment such as routers and switches.

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Cisco 3600 dont give dhcp

we have buy a cisco router 3600 for use DHCP,and i have configured simple for test like this on the photo i put here Current configuration : 1292 bytes ! version 12.4 service timestamps debug ...
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1answer
7 views

Directing VPN and RDP traffic through wireless connection

OS: Windows 7 I have two internet connections in work, a corporate LAN (connecting us to the main data centre) and a local ADSL connection. The former is wired and the latter is wireless. I am using ...
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Running a VPN from within a Virtualbox VM, encrypted/secure?

I am running an openVPN client from within a VirtualBox linux guest (Win 7 host) to connect to a PIA VPN server. The VM is in the default NAT server configuration. The host is NOT connected to a VPN ...
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3answers
427 views

I have both IPv4 and IPv6 public addresses. Why?

For my home network, my public IP address shows through some websites as an IPv4 and others as an IPv6 address. I have read this thread and understand that it is possible for my ISP to have assigned ...
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1answer
20 views

multiple static IP address

I am trying to setup 2 external static IP address through a Arris Modem/router bridged to 2 router so I could split pc network and server network. How would I go about setting it up properly/ if it is ...
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9 views

Amazon EC2 sub directory link stops working after associating elastic IP [on hold]

I have an AWS Micro instance that I've installed a few Wordpress websites that I've been using for staging environments. I could browse these sites by navigating to xx.xxx.x.xx/website1, ...
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12 views

Windows 10 Quick Access list only allows one mapped network drive item?

My Windows 10 Pro (Build 10586.71) Quick Access list is only allowing one folder from my mapped network drives to appear at any given time. When I can drag a new folder from a mapped network drive to ...
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2answers
23 views

connectify hotspot traffic can be identified in someway?

in my company my chief sometimes when some guests come to office and have not wifi credentials, he asks us to share wifi with connectify on the fly. But I'm concerned about security: (it's a large ...
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11 views

Network Emulation on a Bridge?

When I try to use Network Emulator for Windows Toolkit on a bridge or Ethernet adapter connected to the bridge it has no affect on the machine connected via the bridge. Could somebody explain how to ...
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Printing across LAN security zones

I am new to the community but I have used this site for plenty of helpful solutions. I have a sonicwall supermassive appliance with 1 custom LAN zone with enhanced security and of course the default ...
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7 views

Mobile broadband issue on Windows tablet

I have a Windows 8.x x64 tablet (Lenovo Thinkpad) that has intermittent mobile broadband connectivity issue; it uses a Verizon SIM card for its connection. The problem is as follows: When the user is ...
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12 views

Maingear Vybe PC Dropping Internet Connection

I just bought a Vybe computer from Maingear. It worked fine for about a week, but for the last five weeks, it keeps losing the internet connection (yes, I have swapped cable and ports). After the ...
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1answer
16 views

Linksys Router not connecting to internet through switch

I am setting up a new Linksys WRT610N router, and I connected it to my Apple Airport Extreme, and it connected to the internet perfectly. But I set up a Netgear GS108 switch, connected it to the ...
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15 views

Is it possible to create a git repository in home network for cross platform?

At home I have a Mac Mini that handels backups and works as NAS. Normal Mac users can connect to the server to upload & download files or stream media from it using plex. Right now I have a ...
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23 views

Internet Connection Sharing (ICS) Port Forwarding?

When connecting my XBox One to my laptop via ICS I am able to open port 3074 required to receive an open NAT type, but other ports do not appear to open when added using the same method as 3074, using ...
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0answers
8 views

Win7 add suffixes after primary

I want to use the primary DNS suffix provided by the router on the given LAN I'm connecting to. And after that I want a small set of suffixes that never change. For example: Office DNS suffix: ...
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1answer
24 views

experiment with ARP (NETWORK lab)

I wanted to know if we ping the loopback interface by typing "ping localhost" at console prompt,could any ICMP packet be obeserved on the output of my TCPDUMP? and why?
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How can i connect to a VPN then to a sock5 proxy? Proxy refused

I need my connection to be like this My PC --- VPN --- Sock5 --- Web. But everytime I'm connected to the vpn and then try to connect to the proxy. It reads somethin like "proxy server refused". I ...
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2answers
21 views

home and vmware lab on same subnet (AD)

I have a question about network topology. Namely, I wanted to set up a cluster vmware for testing SQL Server: fail over, always-on etc ... But I do not know how to reconcile this with your home ...
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9 views

How to stop my Wifi CPE from going into bridge mode?

My current home network config is as below. ISP...(wireless)...Outdoor CPE---(ethernet cable)---Asus wifi router...(wireless)...laptop & phones In routine scenario: Asus wifi router is set to ...
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1answer
12 views

Using VPN on host then Proxy on VMware guest?

I have been working on the for 9 hours and I cannot find a solution. I want to run my VPN on my host computer and then use a proxy on the vmware machine. If I run the vpn through my host computer I ...
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0answers
8 views

per-vif tx power setting?

I am trying to change the tx power setting for my TP-Link TL-WN821N adapter for learning purposes. I tried this: iw reg set BO iwconfig wlan0 txpower 30 and this ifconfig wlan0 down ...
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Playing video from PC to TV through HDMI looks noticeably worse compared to playing directly from USB

I have a non-smart LED TV. And I have a uncompressed 1920x1080/60fps video which I copied to flash drive, plug it into the TV and play it, the result is really good. However when I tried using my TV ...
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1answer
12 views

Using IPv6 link-local addresses to ping between VMs in internal VirtualBox network

I'd like to test this network configuration in fully virtualized enviroment, while I don't have access to physical lab. I am using 2 VM Guest machines (Guest OS is Archlinux), each configured with ...
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8 views

making copy of one server to another

I have three identical hardware machine. I want to install and configure centos server on all machine. I need to have exactly same configuration. After some research,I know there is a way of making ...
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Refit old CISCO 5505 ASA hardware with Linux/FreeBSD software - (for the experience)

I was given an old Cisco 5505 ASA (EOL). The device hardware meets the specs for what could work in a small network, and I would like to replace the Cisco IOS with a unix open source option, like ...
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1answer
31 views

Configure Windows Firewall to block ALL applications system-wide, except for a select few?

I'd like to make it so Windows disregards internet access for every system and user application, and let me add exceptions as I see fit, but I'm having problems... Going to "Windows Firewall with ...
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1answer
23 views

How can I fix my internet connection when “ my computer appears to be correctly configured”

I am new to this website, I don't know if my question is an off topic question, or even if this is the suitable place to ask. Please tell me if I am in the wrong place. Since some days I ma facing ...
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0answers
10 views

Edimax router not responding after about 2h after restart

I've recently bought two Edimax BR-6478AC V2 WLAN VPN Routers. The setup is: Modem: 192.168.100.1 Edimax 1: 192.168.100.2, running in Router mode, DHCP Edimax 2: 192.168.100.3, running in ...
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6 views

Can't connect to wifi in both Windows and Ubuntu (but USB tethering works)

I just bought an ASUS K31AD desktop PC. I have both Windows 10 and Ubuntu 15. I can connect with my phone's USB tethering but not with its Portable Wi-Fi. What can be the cause of this? I used to be ...
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20 views

PPTP VPN on Android for Selected Apps

I've created a PPTP VPN on our firms Mikrotik router. And I've successfully connected the android devices via their native VPN app in settings. However that means that all of the traffic will be sent ...
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2answers
28 views

Host connected to Cisco 3825 router cannot connect to the internet, nor can the router

I currently have a Cisco 3825 router that I have (attempted) to configure. The router has two interfaces, GigabitEthernet0/0 and GigabitEthernet0/1. I would like Gi0/1 to act as my "WAN" interface ...
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1answer
22 views

Dynamic Bandwidth Allocation

My days in networking are too far behind me to remember, so I thought I'd come here! I'm setting up a network of 10 devices, and I'd like to dynamically limit the bandwidth available to each one as ...
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1answer
18 views

Changing DNS server globally in Windows

It is possible to change DNS server for a particular network adapter in Windows. But is it possible make global settings like Linux so I don't have to change it for every network adapter?
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19 views

The extent of my modem's issues on my end?

Yesterday, me and others in my apartment were suddenly unable to access certain (and by certain I mean many random ones) domains without time out issues. e.g. I could try going on amazon.com, but ...
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Mac OS X “Verify Certificate” every time connecting to secure wireless

Every time connecting to the secure wireless, Macs are getting a prompt to verify the certificate: Verify Certificate Authenticating to network "Network-Name" Before authenticating to ...
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30 views

Wireless network (802.11ac) problems with OS X El Capitan and different region codes

I use an TP-Link Archer C7 v2 as router (802.11ac/5 Ghz) and a Macbook Late 2013 with Mac OS X El Capitan (10.11.3). Normal speed in OS X is around 800-900 MBit/s. After wake from sleep or restart i ...
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12 views

Forward HTTP port on mikrotik 1 to a second mikrotik (both gw's)

Trying to apply the Hairpin-nat concept on mikrotik1, my config is something like: /ip firewall nat add chain=dstnat dst-address=1.1.1.1 protocol=tcp dst-port=80 \ action=dst-nat ...
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3answers
22 views

Is it possible to bridge Ethernet and WiFi on IP level for the same network?

I'd like to expose a virtual machine to a WiFi network. I'd like to have it in the same network. Would setting a route table and ip forwarding works or is it waste of time and I should set up two ...
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1answer
51 views

What is the maximum capacity of a small router?

I developed a Java app, that runs on several Raspberry Pis. This software makes 10 requests to a server at same time during the day. When the first Raspberry was started there wasn't any problem. But ...
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22 views

How to create Wifi access point to share internet from wifi connection on the same adapter

I need to setup the following configuration: My nettop on Debian needs to connect to external wifi. And at the same time and using the same adapter - create an access point for my phone to be able to ...
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0answers
10 views

Port forwarding in pfSense not working

I recently set up a pfSense router and can't get any port forwarding to work from outside my own LAN. I have the following forwarding rule to a local server located at 10.0.1.2: Note that if I ...
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20 views

Powerline Devolo DLAN 650+ Disconnecting Randomly

I have bought a powerline adapter (Devolo DLAN 650+) like a year ago and it started to act weird recently. It randomly disconnects me from the internet (Happens like every 1-2 hours) and it's pretty ...
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1answer
23 views

Setting up a secure Network

I have a home network that I want to make more secure so I brought a second router with the aim of setting up a second, separate network at home to put the more important device on. I checked out the ...
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19 views

Windows 10 drops periodically for a few seconds on networking connections

I'm using windows 10 x32 in a workstation and x64 in a laptop and both have the same problem. After updating from windows 7, the networking connections are not working correctly. Win-10 x32 hangs for ...
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2answers
28 views

how to do port forwarding if my router wan ip is different from public ip?

I have an IP camera and i want to access it from anywhere around the world. I have configured my NETGEAR-router JNR1010 for port forwarding but the WAN IP it gives me is different from the public ip ...
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Home network ADSL Modem to Ubuntu Server to Wireless Router

I've got a D-Link DSL2544N in bridged mode connected to my Netgear R7000 wireless router, with an Ubuntu dev server hooked up to that through an ethernet port (I'd upgraded from the D-Link and didn't ...
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Hyper-V Network Adapter: virtual device ok, but no connection

As you can see from the following screenshot, I configured an Hyper-V VM with a Windows 10 guest running on a Windows 10 host. Virtual Switching to the Ethernet NIC is configured ok as External + ...
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1answer
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How to copy network credentials from PEAP authenticated computer to a new PC

Backstory I'm a student on our school's school network. There's three tears of network at our school. There's the Student network which the student iPads are connected to. We don't have the keys, but ...
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1answer
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View port 8080 output from own computer

I'm following the tutorial here to learn how to stream video between computers. http://rtcl.kaist.ac.kr/~bkkim/lecture/designlab/DesignLab_RoboCam_Lab6_C.pdf After installing the recommended ...