Tagged Questions

0
votes
0answers
19 views

Port forwarding from modem to a subnet [migrated]

I have a webcam server that requires port forwarding to be able to access it from Internet, but the webcam server is located in a subnet and I couldn't make it work. Description of my setup: 1. There ...
1
vote
1answer
193 views

Routing between two routers with static routes

I have a Draytek 3200 router and a pfsense rackmount router that I am trying to get to route to each other. I have a subnet on each router and a subnet for the link between, as shown here: As it ...
0
votes
1answer
55 views

How to add statically-assigned subnet to Cisco 887VAW router?

As an IOS neophyte, I've been struggling to configure our office's new Cisco 887VAW ADSL router. After much head-scratching I've managed to sort the ADSL end out, and configured the router to provide ...
1
vote
2answers
82 views

How to connect, through a wireless router, to a subnet, and have the clients join AD domain?

First I'd describe my subnet A: a AD controller, say, adcontroller.mydomain with IP 192.168.1.3 a DHCP and DNS server, say, dhcpdns.mydomain with IP 192.168.1.10 Now I have a CISCO WRVS4400N ...
0
votes
0answers
58 views

Cascade two firewall/routers to have one as proxy

In my small office I have a setup like this: {internet}->[dslmodem]->[firewall]->{LAN} Now I want to add a proxy into this. It is a Linux-PC that has also a small webserver. It has two interfaces ...
0
votes
2answers
184 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 ...
-2
votes
2answers
144 views

Network traffic across different (sub-)nets, how does the route get determined? [duplicate]

Possible Duplicate: How does Subnetting Work? Imagine there is a small network with 2 subnets. Both of the subnets have their own switch (means: all machines on that subnet share the same ...
1
vote
0answers
152 views

Connect two networks

Connecting two different offices with a wireless link and linux boxes. Hardware: 2 CISCO RV42, 2 Dual Homed Linux Boxes running debian, 2 2Wire and 2 AirMax 5 Configuration is: Office A LAN A ...
4
votes
5answers
336 views

Share one IP address with a simple router

We have just moved into a new office and have been given our 'internet connection' in the following form: One Ethernet cable in the corner of the room An IP address with subnet mask 255.255.255.0 ...
0
votes
2answers
106 views

Connecting between subnets

The scene: There are two subnets Network A is 192.168.1.0/24 via router 192.168.1.1. There are two hosts, host A1 on 192.168.1.2 and A2 on 192.168.1.3 Both A1 and A2 have only one NIC, and none ...
0
votes
2answers
226 views

No route to host in different subnet

My new employer has two subnets, x.y.74.* (with default gateway x.y.74.33) and x.y.75.* (with default gateway x.y.75.1). The .75.* subnet is reserved for servers, i.e. machines that offer services to ...
-2
votes
3answers
995 views

Packets dropped due to NAT? Firewall? Unroutable private IP addresses?

Preliminary note This question is out of academic interest. I know how to work around the limitation. I use this setup to control access from one subnet to the other on IP level which works great so I ...
2
votes
2answers
3k views

Routing between subnets with one router?

I have a Draytek Vigor 2820 which is connected to three gigabit Netgear Layer 2 switches. Currently the network is fairly simple, 192.168.1.0/24. One the network I have 7 servers, around 50 ...
1
vote
2answers
180 views

Linux as a router for a WAN subnet

Our ISP has given us a small subnet of WAN ips for the organisation where I work. If I assume the subnet is 11.22.33.40/29 and the ISP gateway is 11.22.33.122. I have a Linux box with two interfaces. ...
1
vote
2answers
865 views

Rip V2 not working as expected in simple network configuration

I am running into some problems, but I am not sure what is configured wrong. I have a simple network design as follows: 4 routers (connected via serial links) in a square'ish configuration with each ...
0
votes
3answers
241 views

Simple routers and subnet question

I am new to networking and have a very basic question on subnets and routers.. Consider the below... 3 subnets and two routers... subnet 11.0/24 is connected to Router 1 (R1) R1 is linked to R2 ...
1
vote
3answers
225 views

What do you call it when you have two subnets and find the a common SUPERsubnet that can be used to access both of them?4

I have a Networking test in about 6 hours and I lost my notes on the subject matter and can't recall what the acronym was! Here's the problem case: Given the address 150.20.0.0/27 find the following ...
3
votes
4answers
575 views

Are network and broadcast IPs supposed to respond?

I have a /24 network that is subnetted into a bunch of small chunks. I have recently gone into each router on the network (mostly Cisco) in order to document how this network had been divided. Now ...
2
votes
3answers
2k views

How do I segregate two VLANs from each other while allowing both to communicate with a third VLAN?

Preface: I'm not a network or systems administrator. I have a little bit of networking experience, but it's limited to basic router configuration like port forwarding, setting alternate DNS servers, ...
0
votes
2answers
1k views

1 Router 2 LANs?

I'm not super keen on the fancy networking terminology to describe my situation, so please help me out with that as I describe my problem in the best terms I can. Currently, we have a network living ...
0
votes
1answer
759 views

Changing Router configuration to give same IP subnet as on its WAN [pfsense]

My currrent configuration is Modem-->Pfsense[WAN(10.1.1.4) + LAN(192.168.1.1)] -->[WAN]Router[LANs]--->PC1 Now the problem was that the router gave its own IP to computer like ...
3
votes
5answers
13k views

Two routers on different subnets - will this configuration work?

I'm hoping a network guru can help me out here. I have a network installation project at a client site and I've mentally mapped out how I plan to set it up. They already have a Verizon router set ...