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Questions tagged [dhcp]

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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No DHCP Reply on bridge with QEMU and TAP interface

I have a host machine running a virtual machine with QEMU and i want the DHCP server on the host providing an IP address to it.I am using static ethernet addresses for the guests, so i start them up ...
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nscd on ipv6 dhcp with link-local addresses causes “ssh: connect to host myserver port 22: Invalid argument”

(I figured out this is related to nscd; please see the bottom of the question)I'm trying to connect to a headless server via my laptop; they share a wired link via a Linksys wireless router and TP-...
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Proper IP management for home lab [on hold]

I have been setting up a home lab with LXC, containers running mediawiki, redmine, haproxy, etc. powerdns for dns. I have been originally planning on using static ips for my containers, but I have ...
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NAS IP is outside DHCP Range - now cannot access it

I have a NAS-DS216j and it is not showing up on my DHCP list. As a result, I don't know what it's IP address is and cannot connect to it in a browser, or the Synology Web Assistant (http://find....
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43 views

Can't reconnect to Wi-Fi after disconnecting

I use Arch Linux and this is the command I usually use to disconnect from the Internet: sudo wpa_cli -i wlp2s0 -p /var/run/wpa_supplicant\ GROUP\=wheel/ terminate. To connect again, I use: sudo ...
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D-Link DIR-615 intermittently fails to respect static DHCP address assignment

I'm connected wirelessly to a DIR-615 wireless AP+switch+router. I get an address via DHCP and am able to connect, although sometimes getting the address takes a long time for some reason; and once in ...
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18 views

Sequence of events for WPA and DHCP when a station connects to an AP

I'm having issues with an embedded Wi-Fi device that is set up to act as a Wi-Fi access point. I've found with the AP at elevated temperatures a device (station) attempting to connect can have some ...
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24 views

WWAN and Wi-Fi connection priority on Raspbian Linux

I try set metric in DHCP in Raspbian to had bigger priority Wi-Fi over WWAN so I set:pi@adi:~ $ route -nKernel IP routing tableDestination Gateway Genmask Flags Metric Ref ...
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54 views

How to update DNS AAAA record when SLAAC clients appear

I have a routed /64 from my ISP and I am running radvd. My clients (Linux, Windows) are working well without any additional configuration when they get plugged into the router. They all assign ...
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63 views

Ping between computers work randomly

I've decided to create some kind of working subnet. I've connected my main router (that's connected to the internet) to the second one and connected three computers on that one. For those three ...
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Installed DHCP Server but I cannot add a new scope

I have added the DHCP Server role to my Server 2016 server.Once installed I open the DHCP utility and expand my domain which lists IPv4 and IPv6When I right click on IPv4 to set a scope the "New ...
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44 views

Access point with different SSID doesn't work

I live in a small apartment building, and each room has a LAN port. For wireless access, I connected an iptime router to the port. Right now, it's configured with DHCP. Apparently, the LAN port in my ...
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49 views

Server 2016 DHCP vs Router DHCP or Both

I'm running Server 2016 in a home environment and until recently installing Active Directory (I did not install DHCP server) to the server my router has been my DHCP server. Now that I have installed ...
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isc-dhcp-server: Can't open lease database /var/lib/dhcpd.lease

I use airbase-ng to create a fake Wifi hotpot, which creates a virtual network card at0. Then after installing and configuring isc-dhcp-server, I try to start a DHCP service, type dhcpd -cf /etc/dhcpd....
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182 views

Wrong IP address from DHCP client on Ubuntu 18.04

I'm experiencing a weird issue where my Ubuntu 18.04 (server) box gets issued a wrong IP address during boot from the DHCP server. Running dhclient after boot on the interface results in the right IP ...

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