Dynamic Host Configuration Protocol; allows computers on the same network to automatically obtain unique IP addresses and other network configuration parameters.

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836 views

Separate DHCP scope for domain/non domain computers Windows 2008R2/2012

Is there a way that DHCP role in Windows Server will be giving a different settings (in this example different primary DNS server) to computers that are a part of Windows domain, and computers that ...
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1answer
2k views

How do I set up multiple access points with a Packetfront DRG700 broadband modem?

I have a Packetfront DRG700 broadband modem (fiberoptic), which also has a wireless DHCP server built-in. In addition I have a D-Link DIR-615 router which is connected by cable to the modem. I want ...
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452 views

Setting up routing table via DHCP

I have a system attached by two ports to a DHCP server which gives out the following information: Port 1 Ip Address Mask Gateway 10.170.99.38 255.255.255.128 ...
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199 views

m0n0wall firewall drops internet connection

I have an ADSL router running in "bridge mode" and a m0n0wall firewall behind that is running its DHCP client on its WAN port, where the ADSL router is connected to. I get regular arp errors in the ...
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2k views

Access point as DHCP server

My level of knowledge on networking is moderate. I have the following scenario: Our internet connects to the LAN into a normal port (Dlink DS 1008D Switch) Some of the computers in the office ...
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24 views

Connecting Ubuntu Server to internet

I just installed Ubuntu Server, and I want to install a few updates, however I keep getting a error message. If I try to run ping www.espn.com every one fails, so I believe I am not connected to my ...
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20 views

On Debian jessie, can I specify which dhcp client is used for a particular interface?

I use the /etc/network/interfaces file on Debian to configure my network interfaces with DHCP. The relevant section looks like this: allow-hotplug eth0 iface eth0 inet dhcp allow-hotplug eth1 iface ...
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28 views

My access point router stopped connecting to the internet at the stroke of midnight and now I can't seem to bring it back

Today I purchased an Archer C8 to setup an access point across the building that I am currently living in. I followed the steps from this article ...
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21 views

Ubuntu Server gets kicked off LAN periodically / when another device joins LAN

I'm running into an issue with my newly created Ubuntu server. Full Disclosure: I'm pretty new to both networking and Ubuntu, so I may have missed any basic setup step that would address this ...
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70 views

OpenWRT Chaos Calmer 15.05 DNS forwarding, custom DNS Server, DHCP option - nothing works

Okay, so essentially I'm trying to only forward one very specific address over one of those geo unblock dns proxy services. Namely Pandora.com. Don't judge, I like their raido stations better than ...
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28 views

What IP address do I assign in order to keep communication between my AP and my router?

My network setup: WAN > Router(pfsense) > AP(tomato) The gateway for my router is 10.12.1.1 The gateway for my AP is 10.12.1.201 My AP is only an AP, not a DHCP server. The router is my DHCP ...
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22 views

How to add the following range in my Windows 2012 DHCP Server?

How to add the following range in my Windows 2012 DHCP Server? 192.168.1.0/24 192.168.1.248 192.168.11.0/24 192.168.11.1 192.168.12.0/24 192.168.12.1 192.168.13.0/24 192.168.13.1 ...
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26 views

Exclude mac address from home router dhcp (tp-link wd8961)

Is there any chance to configure a home router (tp-link wd8961) to exclude a specific MAC address from getting an IP-address via DHCP? I looked through all settings in the admin UI and through the ...
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31 views

Alternative for bridge mode

Up until now, I have been managing my own private network by setting my ISP's modem to bridge mode. However, recently I switched my ISP and now I received a modem with rather limited options. I can ...
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32 views

Can anyone please explain usage of few settings in my Dlink Adsl modem+router?

The router is Dlink 2730U. The documentation doesn't list the usage and function. DHCP server settings list both Lan and wan ports... please see pic Not sure, how WAN ports are used in DHCP? ...
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63 views

How to use my own router as DHCP server when ISP modem router does not support bridge?

I'm currently using a GPON router (ZTE F660) from my ISP. I'm planning to purchase TP-LINK N600 TL-WDR3600 as secondary router and use that instead for my LAN and WLAN because the GPON router (main ...
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11 views

Static or Dynamic addresses when connecting to a SAN

Best practices question: I have many computers connected, in the same rack, to a SAN. The SAN talks iSCSI to the network, and will need to have an IP address to serve out storage. The question is if ...
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73 views

Wifi stops working after a while unless I renew DHCP (MB Pro Retina, Late 2013)

It started a while back. I think it happened when I updated to Yosemite, it happened when I updated to El Capitan. Wifi works fine for less than half an hour, then it stops working. It doesn't get ...
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37 views

Expanding dhcp range on DC

I work for a relatively small company and we are starting to run out of ip addresses for our DHCP server. We currently have a scope of 192.168.10.0/24. This was all set up by an IT company 3 years ...
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1answer
316 views

How can I bridge my router to my wired LAN over WiFi?

I have a cable modem connected to a WiFi router. I have the router configured to serve DHCP. Due to the layout of my house, I cannot physically connect my home wired LAN to the router. I was hoping ...
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1answer
55 views

AP client mode DHCP

i got a Netgear WN604 which i want to use in client mode to provide internet connection to multiple wired pcs and powerline extenders but i got troubles with DHCP ip assignment. Let me explain: The ...
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1answer
24 views

Static network want to add guest dhcp router

My work would like me to add a guest wireless for our customers. The problem I have is the system they have set up is all static ip's. How can I add a wireless router to the network so guests can ...
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1answer
54 views

network ping issues, computer not pinging anything in network and trying to ping itself

When trying to ping anything in the local network the computer tries to ping itself and says destination host unavailable C:\Users\3aaa>ping 192.168.1.1 Pinging 192.168.1.1 with 32 bytes of data: ...
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212 views

Bandwidth control rule in TP Link WiFi router TL-WR740N affects my own computer

In my home wifi network, I have listed some devices to allocate the bandwidth. I am using TP Link WiFi router of model number TL-WR740N. Under Bandwidth Control -> Rules List, I have a couple of ...
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1answer
184 views

How do I make DD-WRT re-use static leases for wifi clients?

I am trying to configure static leases for DD-WRT, so that my phone gets the same IP address every time it connects via wifi. I have set up a static lease under Services/Services/Static Leases. This ...
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87 views

Assigning unique IP ranges for multiple USB Ethernet gadgets on a single host

I am currently developing an embedded device running Linux, that allows being connected to a Windows host using USB. To achieve this, I am successfully using the USB Ethernet gadget driver on this ...
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56 views

How to Create new scope under super scope in windows using command?

AM trying to create new scope under my exissting superscope. like below +hostname ++IPV4 +++Superscopename ++++newscopes using below command netsh dhcp server add scope <new_scope> ...
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74 views

Sharing a proxied university LAN connection via a TP-LINK TP-WR740N router

I have access to university LAN that’s behind proxy and user-password authentication. They assign IP's via DHCP, so my IP changes all the time. Gateway, DHCP servers and DNS addresses remain constant. ...
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96 views

Determine if it's a static IP or a DHCP IP

I'm trying to find a genric solution across all linux distro to find if the IP address attached to the system is a static or a DHCP ? On ubuntu , I can find if it's static or DHCP by doing a DHCP ...
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1answer
2k views

Network Discovery issues Windows 10. Net view Error 53, how do i resolve this?

We have a simple 2012 Domain controller which is a brand new DC.I am upgrading our workstations to Windows 10 and have the following problem. Now when I click on network to see all other machines on ...
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1answer
21 views

What sort of information can I discover about my DHCP server?

I want to probe my DHCP server to see what sort of information is publicly available. Is there a way to see things like, which pools my DHCP server services, lease expiration times, etc.? I'm on a ...
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216 views

Connecting to two Networks with different DHCP servers

Ok, So at home I have two wired Networks (one with internet access and one that doesn't) I have Multiple Network adapters on my PC and I want to use one into one network and another to the other ...
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1answer
307 views

Configure localhost to use DHCP IP address

I have a local server Wildfly and I have a test application which I can access: http://localhost:8080 works. Now, I have comcast Xfinity with a modem (no additional router). I am working on CentOS ...
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1answer
87 views

isc-dhcpd sanity check fail even though everything looks right

I have a machine in freebsd 8.1 and I am failing to do service isc-dhcpd start it keeps saying "Configuration file sanity check failed" Hint: I copy the /usr/local.rc.d/isc-dhcpd and ...
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1answer
918 views

ESXi 5.5 - Management network with no gateway

I'm setting up a test lab for VMware in Hyper-V. I have 3 vSwitches in Hyper-V: -EXT01 -INT01 -INT02 I've also created a W2K12 VM in Hyper-V which has the following roles installed: -AD/DNS -DHCP ...
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1answer
152 views

Wireless clients disconnected from router when PS4 traffic begins

I consider myself pretty good at networking, but this one has me stumped. My brother-in-law has a PS4 connected by wire to his router. All other (three or four) clients are connected wirelessly (one ...
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1answer
158 views

Configuring two network interfaces in gentoo using dhcpcd

There are two network interfaces in my system. net0 and net1. Both are in the default runlevels in gentoo. The /etc/conf.d/net file contains Code: config_net0="dhcpcd -b -t 0" and ...
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1answer
106 views

WNR2000 N300 Router Overloaded?

Hope someone can help point me in the right direction. Here is my issue: For a local fitness club, they offer free open access WiFi. It has a dedicated connection, with a 16/3 broadband connection. ...
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1answer
464 views

Locate Host Name on LAN with DNSMasq

I am running DNSMasq as both my DHCP and DNS server on my DD-WRT router. I had thought that DNSMasq was adding hosts that it registered in DHCP to the DNS server automatically, but I have a few ...
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1answer
493 views

Win 7/8/8.1 create wireless open/WEP network - any possibilities?

I have a very old (2003) equipment that has Aironet/Cisco 350 network adapter on board (no WPA/WPA2, only open/WEP authentication). I need to connect it with PC (Win 7/8/8.1) without external access ...
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1answer
86 views

FreeBSD default router

I have two network interfaces in a FreeBSD box, both configured with DHCP; each is assigned an IP and gateway. FreeBSD is using the wrong interface for outbound traffic. How can I override the default ...
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1answer
39 views

Restarting BIND service getting error

When I restart the BIND service getting this error from syslog named[4960]: /etc/bind/named.conf:15: couldn't add command channel 127.0.0.1#953: address in use Even when I execute nslookup ...
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1answer
2k views

Windows 10 preview PC getting served static and DHCP address

Setup PC: Latest Windows Tech Preview IP address set to static. Router: R7000/DDWRT Lately I've notice, when checking devices that are connected to my router, that this PC has been showing the ...
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1answer
161 views

Win Server 2008 DHCP on Virtual Network

I'm new to network stuff. I have 2 virtual computers running in VirtualBox: 1 on Win XP and 1 on Win Server 2008. I'm trying to create a DHCP server and DNS server on my server. I know how to add ...
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1answer
133 views

DHCP List not empty after disconnection

I have a wimax modem connected to a router, a TP LINK router, the weird problem I am having is that it keeps dropping wifi, and I cannot reconnect to the wifi again. I connected the router by wire, to ...
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1answer
801 views

DD-WRT sends itself as the DNS server to DHC clients

I'm using DD-WRT on my router (version DD-WRT v24-sp2 (12/11/14) mega). WAN is configured to have static IP and LAN is configured to have a DHCP server provide addresses/DNS, etc to clients. All of ...
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1answer
84 views

Internet access without NIC card?

If have a USB modem dongle for INTERNET connection. Can i access INTERNET from a brand new desktop/laptop without NIC card using this dongle? I feel that the dongle is just a modem ( with a DHCP ...
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1answer
403 views

How to setup this home network to allow connection between two subnets?

I have my home network currently set up like this: The Thomson router (192.168.0.1) is from my ISP and is pretty crappy. I have a much better Draytek Vigor 2820vn router that allows me to use ...
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1answer
117 views

What could be disturbing DNS lookup on the local network?

Three windows computers setup to use hard coded 8.8.4.4 and 208.67.220.220 as DNS servers are not experiencing any problems. These servers were found using the DNS benchmark utilitiy found here. ...
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1answer
2k views

DHCP issues, possibly related to Netgear N300 (DGN2200)

Installed 'new' Netgear N300 (DGN2200-100UKS model number) Day 1: Install Changed router IP to 192.168.1.1 Setup DHCP range to 192.168.1.50 - 100 All clients connected and working, 4 Pc's ...