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Questions tagged [ip-routing]

272 questions
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OpenVPN Routing to LAN Behind Server

I have a site-to-site VPN configured using OpenVPN. The tunnel seems to come up just fine (and I can ping from one end to another), but I cannot get the networks on the two ends to see each other. My topology is as follows: Net1 (192.168.13.0/24) …
Bogd
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Cisco Routing beetween VLANs

I'm having troubles routing from two VLANs on Cisco Router here is the config: interface FastEthernet0/1.13 encapsulation dot1Q 13 ip address 192.168.13.254 255.255.255.0 ip nat inside no ip virtual-reassembly ! interface FastEthernet0/1.21 …
rgomez
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Strange routing issue across multiple sites

I'll start with a diagram of what everything looks like today and then get into the history: Diagram From that diagram, from top to bottom: RTR 2 is at a remote site. (Site A) RTR 3 is at a remote site. (Site B) RTR1, CoreSW2, CoreSW1, and SW3 are…
CD305865
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Where IP fragments are reassembled into one fragment?

Reading about IP fragments found controversy between various teaching materials. In book: "Fragments need to be reassembled before they reach the transport layer at the destination." "The designers of IPv4 felt that reassembling datagrams in the…
Bulat M.
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Route IP Traffic using nmcli / Centos 7

trying to create reroute from network 10.0.0.0/24 to 192.168.0.0/24 nave a vps on VM , with 2 nics one connected to 10.x net with IP 10.0.0.3 (NAT) and other to 192.x with IP 192.168.0.3 (host only) ip a 1: lo: mtu 65536 qdisc…
user387694
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How to create a private network with same production ip address? And How to make communication between using linux machine as router?

I have production network in some IP series say 192.168.X.X in Vmware. In this i have some machine. I need to create a test setup. I have created a separate VLAN. Those VLAN were not connected to any physical adapter. I call it as "ISOLATED ENV". i…
Dharani Dharan
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Who holds core Country > IP data?

** Please note I am not after an online conversion provider ** Where does the source data come for an IP > Country lookup? For example the WHOIS database has a Country flag but it cannot be relied upon. Where is the source for the connection? Is it…
Antony
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Gre tunnel routing Public IPs between two servers

I want to route public IPs from server A and use them on server B. I created the GRE tunnel and it works. I then setup a route on server A in the following way: (public IP not actual IP) 192.168.11.111 via 10.0.33.50 dev tun2 On server B I binded…
Jason
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Route Azure Service Bus traffic over ExpressRoute?

Azure Service Bus exposes a publicly addressable HTTPS endpoint. For security reasons we'd like to force Service Bus traffic from on-prem systems to Azure over Express Route rather than over the public Internet. How can we do that? Is there a way to…
bowerm
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route traffic using the primary or secondary IP windows

I have Primary address 192.168.1.238 which is mapped to our Public IP address 1 and secondary IP 192.168.1.138 mapped to another Public IP address 2. How can I configure static routing of my windows 2008 R2 to send traffic to specific IP address…
hrgilos0914
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Access same windows server via different IPs and gateways

I have Windows server 2012 has One LAN with two IPs as follow IP - Mask - Gateway 192.168.1.100 255.255.255.0 192.168.1.1 50.65.1.52 255.255.255.0 50.65.1.1 and the client 192.168.1.5 255.255.255.0 192.168.1.1 Router…
Farahatology
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iptable and ARP setup of linux router under a wifi network

My problem is the computer under the WiFi network cannot connect to the computer under a Linux hotspot which is connecting to the same WiFi. I am setting up a Linux hotspot under a WiFi network, there have 10 computers is connecting to the hotspot…
leochan2k
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"route" sub-command does not exits in "ip" command on Cisco 2960-S

I am new to cisco. I'm running a Cisco 2960-S and defined several VLAN on it. I like to use SVI feature and set 192.168.1.254 ip address for interface VLAN 1, 192.168.2.254 for interface VLAN 2 and so on, but I can not ping 192.168.X.254 from the…
Ali Yousefi Sabzevar
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Intervlan routing--DHCP offer from server on default VLAN not making it back to newly created vlan via layer 3 switch

Default VLAN: 10.36.0.0/24 New VLAN : 10.36.8.0/24 DHCP server : 10.36.0.17 I can see the DHCP offer packets making it back to my VLAN ip address namely 10.36.8.31 (from dhcp server message log) Apr 28 15:33:13 dhcpd: DHCPOFFER on 10.36.8.129 to …
frodolicious
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Trouble routing between interfaces on KVM host

Summary: VMs on host in different subnets can reach each other, but VM on subnet B cannot contact host's interface on subnet A. I am not sure if this is a product of my lab setup and firewall rules, or something in libvirt/KVM…
Joshua Kugler
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