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Questions tagged [ip-routing]

272 questions
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Is it possible to see the routing table at the gateway (next-hop) router?

Suppose the output of the "route -n" (on Red Hat/Debian) command is as follows: Destination Gateway Genmask Flags Metric Ref Use Iface 0.0.0.0 a.b.c.d 0.0.0.0 UG 0 0 0 venet0 Given that…
tonytz
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Cisco 800, RFC1483 Routing, no nat, block public IPs

My issue. IP traffic to public IPs does not work. Traffic outbound works fine. Thus, I cannot access 91.x.x.162 from www. Thus no route for IP back to 91.x.x.162. The connection works in part as: Traffic from subnet works just fine, Firewall can…
user147665
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Internet routing doesn't work in LAN on a two NIC's (WAN + LAN) Windows Server 2008 R2

We have the following network setup: A) Modem (192.168.0.1) with DHCP disabled B) Windows Server 2008 R2 with dual NIC: B1) WAN interface (192.168.0.2) B2) LAN interface (192.168.1.2) C) Switch with multiple LAN computers (~20) connected getting…
Niels vd Meij
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routing eth0:1 directly to kvm VM

Ive got a Dedicated Server with 2 Public IP Adresses and would like to route all eth0:1 traffic to a KVM Guest via iproute2 or even iptables. Outgoing Traffic should also be routed to eth0:1 - eth0 and eth0:1 are assigned in different Subnets. Setup…
mojo
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Mac Server bizzare routing table

My mac routing table usually is very simple. I know it's based on bsd , but what's it doing or trying to do. My routing table is usually very simple however, the second one, default was point to link5 ? Is this normal, or is this IPV6 craziness at…
The Unix Janitor
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Routing to other subnets results in wrong ARP requests

I would like to manually set up routing to subnet 95.168.0.0/16 through IP which is an alias: 94.23.94.161. IP alias is set up like that: /sbin/ifconfig eth0:0 94.23.94.161 netmask 255.255.255.255 broadcast 94.23.94.161 At the beginning i tried…
WMP
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Using a Linux server as a firewall/router

I want to configure a dedicated Linux server as a router for protecting dedicated servers with public IPs. I have 6 dedicated servers and I want to add a router/firewall to protect them. I will use another server with two network cards (eth0 and…
routing
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How to send Voice IP traffic over a different DSL router

We have the following equipment for our internet and voip access 2 x netgear ADSL routers 1 x DHCP / DNS server (Windows 2008 server) Numerous PCs VOIP Phones I want to configure our network so that data is routed over one of the ADSL lines and…
Mark
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Problems with firewall when forwarding 8080 thru Comtrend5071T

I am trying to forward port 8080 thru my modem but i have not been successful. to be exact my desired route is as follows: Connection to Server A (192.168.0.5) is tested as working (192.168.0.5:8080) Server A (192.168.0.5) forwards thru Linksys…
Alex Gittemeier
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Reliable Multicast Programming (PGM) on Windows

I want to use the Reliable Multicast Programming (PGM) protocol on Windows. http://msdn.microsoft.com/en-us/library/windows/desktop/ms740125%28v=vs.85%29.aspx I know Windows support it. However, it seems that I need network devices (routers and…
Coder
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What's the difference between GRE and IPIP tunnel?

And which one is better for connecting two linux machines?
Antonio
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Ubuntu 10.04: Two interfaces on a same subnet with a same gateway

My ISP has given me a 187.x.x.224/29 subnet. The gateway is 187.x.x.225 I have a Ubuntu server with 6 ethernet ports. The server does NAT routing and also acts as a webserver. My plan is to have eth1 and eth2 have seperate WAN ips: 187.x.x.226 and…
nixnotwin
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Help needed on internet routing

Looking for some good video lectures / book / articles which explains in a simple manner how exactly how packet moves in Internet. Searched the net, but couldnt find a GOOD one. Want to know how packets moves, importance of MAC address, how IP and…
user71866
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Edimax Dual WAN: how to sent trafic to a specific destination IP over a specific WAN interface?

I have a Edimax BR-6624 Dual WAN router in my office. I've enabled load balancing to utilize both internet lines. I want the router to use only one (specific) WAN interface when I connect to a specific IP. The reason is that the connection with the…
user59543
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Disabling IP Routing Mode on Windows 2008

Is there a way to disable the windows 2008's routing mode from the command line (or GUI)? That is, I want the following result when running "ipconfig /all" IP Routing Enabled. . . . . . . . : No Thanks!
nadiv
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