a device that connects to 2 or more networks and is capable of forwarding data packets into the direction of the ultimate destination based on information read from the packet and internal routing tables.

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2k views

Cannot connect to my L2TP IPSec VPN

I am trying to get my VPN (L2TP IPSec PSK) to work. I have a Synology NAS where I have setup everything as it says on the Synology support page. In my Asus RT-N66U router I have opened UDP ports ...
0
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1answer
21 views

Using an LTE Dongle on a router's USB port

I know there are routers which support LTE/3G dongles (like the FRITZ!box by AVM). But if I have got a router, which officially does not suppport these dongles, but has got USB ports for NAT storage, ...
0
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0answers
11 views

Draytek Vigor 2830n WAN connection dropouts

For the last two weeks we have been experiencing terrible connections speeds. When running a speed test it normally starts off OK at around 15Mbps but then drops to 0.7Mbs or below making working ...
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0answers
9 views

Redirection user to fake page on accessing captive portal [on hold]

How can I redirect user to other page (say 0.0.0.0) whenever he tries to access captive portal(10.20.1.1:8090) over college WiFi.
0
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1answer
13 views

Cisco 887VA router ADSL configuration

I am attempting to setup a Cisco 887VA to connect out to the internet via a basic ADSL connection. I have configured it to the best of my ability but its the first one I've ever done and I think I may ...
-1
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0answers
4 views

ASUS RT-AC66U custom DNS server [migrated]

I am trying to setup a custom DNS server located on a separate computer using the ASUS RT-AC66U router. I tried installing ASUSWTR-merlin custom firmware with no success, still stuck on regular ...
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2answers
1k views

Unable to access different subnet

Router ip: 192.168.3.1 Windows server: 192.168.3.50 (WLan) and 192.168.2.1 (LAN) PCs: 192.168.2.x I am able to access 192.168.3.50 from laptop (in 3.x network) but unable to access through other ...
-1
votes
1answer
33 views

simple routing don't work under debian jessie

I'm trying to set up simple enogh system with 3 virtual debian jessie machines: first connected to second and second connected to third. I want first one to be able ping third one. To achieve this, ...
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votes
1answer
32 views

Unable to SSH to AWS on home network?

I am not exactly sure if this is the right place. I have an AWS EC2 instance which I am trying to access using putty on windows 7. I have been doing it using my phone hotspot successfully. But it ...
0
votes
1answer
17 views

Sonicwall firewall router dhcp server stops working intermittently

I just bought a Sonicwall SOHO which is the new model that replace TZ105, TZ 205 series. The network stops working intermittently. The whole network is down after every 30~70 minutes of uptime, no ...
0
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0answers
22 views

Set-up VPN using DD-WRT router

I'm trying to set-up a VPN with a DD-WRT router in a Windows 2012 environment. I followed the steps from DD-WRT wiki 2, but I can't manage a connection. Firmware: DD-WRT v3.0-r28788 std (01/13/16) ...
0
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1answer
15 views

Cisco 1921, SMTP, and NAT on multiple Exchange Servers

In a LAN environment, I have 3 exchange servers that have been deployed for high availability and failover in case one of the 3 servers becomes unavailable. Currently, my NAT settings only send ...
0
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0answers
18 views

Can't reach centos server after “Multicast listener report” IPV6

I ran into a problem that occurs only on a few servers. Every 5-6 minutes I lose connection to the server, and it get backs after a few minutes. In most cases it's a VM that is not reachable while ...
1
vote
1answer
4k views

cisco ip nat / port forwarding

I have been trying to get port forwarding working with a newly installed cisco router. I cannot seem to find where my fault is and have been looking for quite a while. The relevant section of my ...
1
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2answers
3k views

OSPF routers (with BIRD on debian) recognize each other as neighbors but can't ping each other

I've created a "line" topology using virtual box - creating 4 machines and making a separate link between each using internal networks - R1 (eth0, 10.0.1.1) <-> (eth0, 10.0.2.1) R2 (eth2, 10.0.2.2) ...
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5answers
5k views

How to block external access to the DNS service running on a Cisco router?

I have a Cisco (877) router acting as the main gateway for a network; it has a DSL connection and performs NAT from the internal network to its external, public IP address. The router allows SSH ...
1
vote
2answers
2k views

Smoothwall Express interface issues

I have a SmoothWall Express box that is currently configured with a Green and Purple interface. Both interfaces are in the same /24 subnet (which seems odd to me). The green interface (address of ...
2
votes
1answer
4k views

Watchguard config, drop-in or mixed-routing mode?

I have a Watchguard XTM 2 that is currently acting as a firewall and a router for my business network, I currently have the WG setup in mixed-routing mode and am happy with the current configuration. ...
1
vote
2answers
1k views

Two wireless access points directly connected to modem possible?

I've got the following arrangement set up: Wireless Modem/Router/Switch --> Router 1 (LAN to LAN) Wireless Modem/Router/Switch --> Router 2 (LAN to LAN) with: Wireless Modem/Router/Switch Static ...
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votes
3answers
34 views

Expand wlan with a wlan router or access point [closed]

My wish is to expand the WLAN network, because of aborted connections. That means, the "central" router gives the internet connection in the LAN and the other router/access point uses the LAN ...
-1
votes
1answer
56 views

Building router with one ethernet interface

Good day! I have 2 servers in datacenter and I want to use one of them as router for another instead of default gateway provided by DC. Both servers have one ethernet interface called 'eth0' with ...
0
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1answer
47 views

additional public IP and local network

Currently we have router A that does all the routing/firewalling/forwarding/dhcp/... services. It also forwards ports 80 and 443 to server on our local network. We need second web server(not as a ...
0
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1answer
76 views

zywall usg 100 log website visits

Can I log all browsing history with a zyxel zywall usg 100 router (with no payed licenses). I would like to see a complete list of websites visited; a bit like the "traffic statistics" page (interface ...
0
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0answers
30 views

dnsmasq use LAN ip for resolvable LAN hosts, forward to external DNS otherwise?

This may be a duplicate but I was unable to find the exact answer, so I apologize in advance if it is. I have a dnsmasq instance running on my router, as well as some hosts which are accessible on ...
0
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3answers
708 views

Is there a Cisco IOS command for finding out the serial number of a switch / router?

I am doing an inventory of all of our switches and I was wondering if there's a Cisco IOS command that will return the serial number for a switch and router? Thanks in advance!
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0answers
32 views

Iptables Rules To Route Traffic Between Two Local Processes

I want to set up the rules in iptables of a system (10.1.1.25lan and 192.168.0.25wan) in such a way that any traffic (from other local systems, ex-10.1.1.x) with any 'original destination:port 111" is ...
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0answers
16 views

Will this setup cause a Bottleneck Connection / Speed issues? [migrated]

I'll have one cat6 cable running from my router to a switch. That switch will then give internet and network access to 5+ devices. Will this cause a bottleneck / anything negative if all devices are ...
1
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2answers
1k views

Draytek 2830, Multiple VLANS on Same Port

The Kit Ubiquiti Unifi Long Range Wireless Access Point Cisco SG200-08P Switch (VLAN, POE Support) Draytek 2830VN Router The Problem I need to enable Multiple VLANS against a single port on the ...
1
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1answer
58 views

How to optimize throughput on a linux NAT/router?

I am trying to use an old Fujitsi RX300S2, with a quad core Intel Xeon CPU @2.80GHz as a Gitabit NAT router, it has a dual gigabit NIC on board over PCI-X. The router will also forward multicast ...
1
vote
1answer
1k views

DNSMasq wildcard top level domain/suffix

I'm running DD-WRT on my router and I need to block certain websites and all their potential suffixes, is that possible or would I have to list them all out individually? What I have is this ...
0
votes
1answer
1k views

No internet access when toggling `redirect-gateway` in OpenVPN client config

I have a router with IP 192.168.1.1 subnetting 192.168.1.0/24. On that subnet, a Synology NAS has an IP of 192.168.1.181 and is running a VPN server using subnet 192.168.2.0/24. When I connect a ...
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0answers
53 views

create a PPTP VPN server to act same as PureVPN PPTP server?

I'm new in networking. Our ISPs are providing us with private IP addresses so port forwarding is not possible, They are offering fixed IP addresses but with extremely high price so the only option is ...
0
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1answer
92 views

OpenWRT reroute all router traffic through a Client

I have an OpenWRT router (192.168.1.1) with various wired and wireless clients (192.168.1.x). One of the clients is a Suricata Sensor (192.168.1.100) with only one, 1000MBbit NIC. I want to ...
1
vote
1answer
32 views

Operating Temperature of Cisco routers

I am managing a small server room containing different pieces of networking equipment e.g. cisco3900, paloalto appliance, pc routers, various switches. The issue is that our server room has been ...
2
votes
3answers
2k views

IP Address Conflict with Router/Firewall

I've been having IP issues with my local box for a couple months now. Usually when it starts acting up I don't have the patience to look into it, so I just drop onto DHCP, but this morning I've ...
3
votes
2answers
4k views

Cisco 2811 router ignored input errors

I've got a Cisco 2811 (AdvIPServices 12.4(25e)) that is showing input errors on both its interfaces, all the errors are of the ignored type. The counter for ignore errors is not increasing ...
0
votes
1answer
14 views

SafeNet Sentinel RMS server needs to be pinged before it works (routed across VLANs)

I have 2 separate CAD programs that use the Safenet Sentinel RMS Server (Aladdin) to check the license. After boot, they cannot find the license server. The license server is configured using its ip ...
1
vote
1answer
70 views

Slow DNS response

Our network has a NetGear SRX5308 Firewall / Router with no local DNS server. We have an external webserver one of our applications connects to and sometimes there is a delay in the resolution of the ...
0
votes
1answer
63 views

Cannot connect to internet after a power cut yesterday

I work at a small company, we have set up our LAN using an ASUS RT-N18U. We are in a small office as part of a business park, our network comes in over wire, as part of a package supplied by the ...
0
votes
3answers
56 views

Configure small LAN to WAN network

I want to setup a small LAN that can connect to Internet via my ISP's router (I have only one open port on my ISP's router and 6 public IPs). On my side, I have an Ubiquity Router that I connect to ...
0
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1answer
34 views

zeroshell qos global bandwidth maximum vs guaranteed

When using Zeroshell QoS what is the difference between the maximum and guaranteed bandwidth when talking about the global bandwidth for the interface? I understand the difference for each of the ...
0
votes
1answer
83 views

How to get the connected wireless router's DHCP server not of another router's in the same network?

I have two internet connections and three separate wireless routers on the same network. The two dlink routers are serving one internet connection and the speedport the other internet connection. My ...
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votes
0answers
54 views

Does a wireless access point behave like a hub? [closed]

I read on Ask Leo that a wireless access point is essentially a hub. Does that mean in my home network my wireless router (which according to the article is really a router AND wireless access point) ...
-1
votes
1answer
33 views

How are IP packets routed from LAN to WAN? [closed]

I have OpenWRT set up on a router, with a wireless client connected on the LAN, and connected to another network on the WAN. wlan1 is bridged on the br-lan interface, and typically forwards to the LAN ...
1
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0answers
27 views

Netgear Prosafe SRX5308 config with Virgin Superhub

We have just bought a Netgear Prosafe SRX5308 to provide load balancing with our 4 internet connections, but I am struggling to get it configured with our Virgin Media connection. The auto-detect ...
0
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0answers
18 views

WCCP to Remote Cache Engine - Any limitations?

I am attempting to WCCP to a remote (cloud hosted) cache engine from an ASR 1900 series router that is performing NAT. According to my reading (which was mostly done on ASAs) the WCCP cache engine ...
0
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1answer
58 views

Router configuration, subnetting, DMZ

I'd like to use a subnet of our public IP addresses in the DMZ like shown in this picture: Does my provider have to add a routing entry on the first router for the DMZ-net? Can I assign the whole ...
4
votes
3answers
640 views

Can only some machines on a network have a public IP addresses?

Is it possible for some computers on a network to have their own public IP addresses and serve content over the internet while other computers on the same network only have private IP addresses but ...
0
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0answers
15 views

why the EdgeRouter-PoE is not saving the configuration?

While reseting the EdgeRouter PoE and while doing the configuration(giving an IP address and gateway) , Iam receiving the following error : Failed to apply the configuration (calling ...
0
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0answers
9 views

why the router is not saving the configuration?

When I turn off my EdgeRouter PoE and then turn it on , Iam not able to access the router through its static IP 172.16.x.x and even through the default IP 192.168.1.1 Every time I need to reset it ...