1
vote
0answers
42 views

Cisco 5508 - One WLAN not pulling from Windows DHCP

We have an existing Cisco 5508 doing all our WLAN/WAP functions. Windows 2008R2 DHCP server. There are currently 4 WLAN's, functioning properly. We are running out of addresses on our corporate ...
0
votes
0answers
101 views

Laptop using DHCP lease from another network

We have a laptop with intermittent wifi connectivity problems. Rebooting often helps. Today while digging around I noticed that its DHCP IP address and gateway are not addresses on our subnet. The ...
-1
votes
1answer
37 views

Server between our office network and the internet, as wireless router and ssh tunnel [closed]

We have a small office network that today is behind a normal router connecting us to the internet. We have a web based system on the internet and we have some admin tools on it that we want to lock ...
0
votes
1answer
77 views

Trying to install new wifi router, continually losing its gateway, sometimes crashing entire network [closed]

So, I'm trying to set up a buffalo router with dd-wrt loaded stock, If I leave the settings alone, the router loses its default gateway each time, and the router admin back-end is never accessible ...
1
vote
1answer
37 views

iPads not showing signs of connection with wireless network

I have just started to work for London company which provides iPads for some typs of conferences within UK. Those iPads connect to our own wireless networks and pull out the data from the local ...
0
votes
2answers
394 views

Separate WebBlocker settings, using one Watchguard XTM 505?

I support a school with 3 locations that uses a Watchguard XTM 505. They are implementing a BYOD wireless solution with Aerohive APs, and they will have 3 SSIDs (School, Guest, BYOD). Each SSID needs ...
0
votes
1answer
418 views

VLAN & WiFi & DHCP with Cisco SG200

I'm trying to configure a small business network with one Cisco SG200-26, a Linux server and two TP-Link TL-WA801ND. I have set up the APs to have two different SSIDs, Public and Staff, and have ...
-2
votes
1answer
115 views

DHCP server for ad-hoc wifi network [closed]

I have a computer running Red Hat. I would like to host a HTTP server on it. This server has only a WIFI interface. How to configure a DHCP server on it? The configuration file (/etc/dhcpd.conf) ...
0
votes
0answers
142 views

Clients suddenly stop receiving data from the network

I'm facing a connection problem on a small network: 10 clients connected to a Netgear WNR612v2 WiFi router with DHCP disabled; 4 clients connected to a Linksys WRT160NL router with DHCP active and ...
0
votes
2answers
649 views

Cisco WLAN Controller not pushing out DHCP addresses, what else could it be?

On our Cisco WLAN Controller web interfaces, in Controller > Interfaces, I have made a new interface with these settings: VLAN Identifier 202 IP Address 172.16.202.1 Netmask 255.255.255.0 Gateway ...
0
votes
1answer
141 views

Multiple Routers, Failover, DHCP and multiple gateways. NOT WAN-failover

I've had a look around google and this forum but could not find an answer to my question. So probably one of you can help me a little. My intended setup is: Router R1: wan connection to isp. ...
0
votes
1answer
99 views

DHCP logging with three Linksys E4200s

I have a small public WiFi network where I need to keep track of the number of monthly users. With a single Linksys E4200, I can use the firmware's DHCP client log. I dump the log and use a script to ...
2
votes
2answers
1k views

Cannot access LAN Printer

Environment: I have a Brother 7360N Network Printer connected to a TPLINK Router over an Ethernet cable. My desktop, running Windows 8 is connected to the TPLINK Router over an Ethernet cable. A ...
1
vote
3answers
2k views

Dynamic DNS Updates with Wireless and Wired interfaces

We have offices full of Windows & Mac users who obtain IP addresses from a Windows DHCP server, which in turn updates Dynamic DNS entries. We are noticing major inconsistencies with the ...
1
vote
0answers
127 views

Given IP address, but can only ping sometimes

I have a debian server that acts as a wifi router and DHCP and FTP server. I want to connect to this server using a Canon Wireless File Transmitter. I can connect and receive an IP address. I can ...
2
votes
0answers
147 views

How Do I Create A Subscription WiFi Network (like Starbucks) [closed]

When using an iPad, connecting at a Starbucks, you will see a page pop up (like a web browser, but with no address bar), and it will allow you to login. Apple has a KB article on them at: ...
1
vote
0answers
138 views

Wireless router not allocating correct IP addresses

I have a WAG320N wireless router setup as a DHCP relay to my Windows 2003 R2 Enterprise server. The IP of the router is 137.248.21.1 The IP of the server is 137.248.21.10 The scope for the server is ...
-1
votes
2answers
284 views

DHCP for wireless, fixed for others [closed]

I've run into a situation where I need to have DHCP running for my wireless clients and fixed IPs for everything else. I have absolutely no idea how to do this, tried searching here on serverfault, ...
0
votes
1answer
599 views

DHCP requests from wlan client not reaching server

I have a dhcp (and dns) server running on a centos/linux pc, which is the only dhcp server on my network. I have two wireless routers - a Netgear DG834G, and a Netgear DGND3700. The DGND3700 is also ...
0
votes
2answers
1k views

Can I issue wireless clients with IP address on different subnet?

We have a very standard setup with a Windows Server 2003 domain controller issuing IP addresses using DHCP. This works fine. Internet access is managed via Microsoft ISA Server 2006 Standard. ...
0
votes
1answer
1k views

How to properly add guest essid to cisco AP and asa5505

I have an ASA5505 configured with an inside and outside interface and DHCPD for the inside interface. Currently I have a cisco AP (forgot the model) broadcasting only a single essid for the internal ...
0
votes
2answers
201 views

Plugging domain controller into another network

I have a W2K8 domain controller network and everything was working perfectly on a network router on 192.168.0.1. It is also a DHCP server. I had to temporarily move the domain controller into another ...
0
votes
2answers
1k views

Windows 7 Enterprise Edition Failing to Get DHCP address

All my Windows 7 Enterprise Edition 64bit laptops have now failed to get an IP address from DHCP via either a wired or wireless connection. The majority of these machines are Dell Latitude 1545 but ...
2
votes
2answers
158 views

Can I put wireless activity on a separate network on the one router?

We have a foreign delegation coming in next week. Some of them will be IT-savvy. We don't want them wandering through our network. We have a wired network and a wireless network both going through the ...
2
votes
1answer
428 views

How do I get Windows XP Embedded to serve DHCP over wireless?

I have a Windows XP Embedded machine with a wireless connection. I'd like it to act as a wireless hotspot so that clients can connect to it with their devices and not have to worry about setting their ...
0
votes
1answer
375 views

Routing DHCP through a wireless router

I have a SBS 2003 server that is running DNS/AD/DHCP. Address space is 192.168.1.1. We added a new wireless router to the network to replace a old damaged Watchguard Firewall/gateway. Everything ...
0
votes
3answers
430 views

can't find ip of wifi acess point

I setup an wireless AP (linksys wifi router) to have no dhcp and point to the main router as the default gateway. I also set it up to obtain a ip from the network but when i go to my main router and ...
2
votes
2answers
1k views

Macs don't connect to wifi access point but PCs will

So, as a side project I'm going to try and figure out why the wifi APs in my building exhibit the following behavior: - They typically allow all types of computers to connect without issues - ...
1
vote
1answer
112 views

Can’t get IP address from range expander on SOME devices [closed]

(Migrated from SuperUser.com due to complete lack of answers!) I installed a Linksys WRE54G range expander. It's working fine with my Windows 7 laptop, but not so much with my Palm Pre and my Ubuntu ...
2
votes
7answers
1k views

DHCP Starvation, A Trivial Solution?

I know there are a lot of solutions out there for mitigating DHCP starvation attacks. But wouldn't a really simple solution be to just set the DHCP address pool to 1.1.1.1 - 254.254.254.254 (or some ...
0
votes
4answers
4k views

How to set up subnets for small business infrastructure

At one location we have a single server (also a DHCP server) and much less than 254 clients. Many are wired, but there are also a couple of wireless routers, which occasionally have their wired ports ...
2
votes
1answer
535 views

To set up DHCP in OSX

How can you set up a DHCP for OSX such that you can access your Macbook's shared network by iPod Touch? I have enabled internet sharing in OSX settings such that you I access the sharing by iPod. ...
1
vote
2answers
1k views

D-link DAP-1353 n2 not giving IP address

I have a D-link DAP-1353 n2, I can connect to it fine, but I am not given an IP address. If I assign myself a static IP I can browse the network without any problems. Some other laptops are able to ...
0
votes
2answers
432 views

DHCP -> scope 1 WiFi , scope 2 others

I work on 2003 server, and I have a DHCP with 1 scope 10.2.1.0/8 I would like to create a second scope 10.2.2.0/8 for attribute this scope for WiFi clients and the first scope for LAN clients (RJ45) ...
0
votes
2answers
786 views

3Com OfficeConnect 11g router sometimes fails to deliver IP by DHCP over wlan [closed]

We have a 3Com OfficeConnect Wireless 11g Cable/DSL Router in our livingroom. It connects via ethernet cables to a server and a couple desktops, and via wi-fi to the Wii and a couple laptops (one ...