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Questions tagged [ip-aliasing]

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0
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2answers
48 views

GCP: Can I have several IP subnets on the interface?

Can I have 2 subnets on the interface of VM in Google Cloud Platform ? For example: I have VPC vpc1 and it have 2 subnets: subnet1 - 10.1.1.0/24 and subnet2 - 192.168.1.0/24 Can I assign to ...
0
votes
0answers
15 views

Typo or not? (DBMSSCON vs DBMSSOCN?)

I'm troubleshooting this SQL Server connection issue which is set on our client's server and I cannot find anything wrong with our application. They are using aliases and usually they use the TCP/IP ...
0
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0answers
32 views

GCP: Routing to ip alias over IKEv1 VPN without BGP

I have a private GKE cluster running in a single subnet and region. The nodes in the cluster utilize the subnet's CIDR of 10.60.0.0/16. The cluster has two secondary CIDR ranges for its pods and ...
0
votes
2answers
180 views

Run OpenVPN server on alias IP

I want to configure OpenVPN server that works on alias IP. I changed the client config to have alias IP as remote and added "local 188.xx.xx.55" in OpenVPN config which is our alias IP. Also set "...
0
votes
0answers
136 views

Config tool way to configure DHCP client identifier (e.g. iproute2)

I'm trying to write a general solution to adding and removing DHCP client identifiers/network aliases - current implementation is for Ubuntu 16.04, but I want to be ready to move servers either to ...
3
votes
1answer
3k views

Add an alias to a pfSense interface?

Note: maybe the "Background" and "Plan" are not really necessary; feel free to skip to the "Problem" immediately... Background We have recently migrated a bunch of servers from one subnet into ...
1
vote
1answer
553 views

Using aliased bond interface on host by an lxc container

As the title says, how do I edit the lxc container's configuration to use the aliased bond0 interface on the host? This is what I have in the /etc/network/interfaces file now: # The loopback network ...
-2
votes
1answer
99 views

how to force OS using which alias ip address

i have a server running debian with 2 ip address : eth3 44.44.44.1 eth3:0 44.44.44.2 the problem is my outband request goes with second ip address "44.44.44.2" how can i force OS to use primary ...
0
votes
1answer
489 views

IP Range - Subnet network configuration on CentOS 6.4

I have problems to configure an subnet /25 on an vps with CentOs 6.4 have tried different version. The original eth0 settings are: DEVICE=eth0 #HWADDR=de:8f:24:e9:7b:04 TYPE=Ethernet UUID=64e110dd-...
1
vote
1answer
120 views

What should i use instead of eth0:1 if it is deprecated

usually i create /etc/sysconfig/network-scripts/ifcfg-eth0:1 and /etc/sysconfig/network-scripts/ifcfg-eth0:2 but i seen in internet that it is deprecated using eth0 :1 so what can i use to the VPS ...
0
votes
2answers
474 views

Tunnelling through an IP alias

I have a server machine with a dedicated IP and several IP aliases. It has a single network interface and on it there are multiple IPs "attached". So let's say IP1 is the main ip but I also have IP2 ...
0
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0answers
23 views

What aliased IP client is connecting to?

On my server (FreeBSD 9.2-RELEASE) I have several aliased IP addresses from one subnet: 192.168.0.1/24 192.168.0.2 192.168.0.3 And I am wondering how to correctly detect to wich particular IP a ...
1
vote
0answers
83 views

How to throttle bandwidth for ipalias in Linux

I want to slow the connection between some nodes to a virtual node inside one machine. (different nodes use different ip with ip-alias or with different ports) In Linux, is it possible to slow the ...
0
votes
1answer
609 views

vyatta virtual router interface aliasing does not work

I am trying to create an alias on vyatta virtual router. But I do not seem to get it to work. In vyatta we have to just add another address to the interface to add an alias. But the interface is not ...
1
vote
1answer
57 views

Linux IP Alias of different pool becomes primary

I have two different Public IP addresses of two different subnets : 1) 206.190.147.100 2) 198.105.208.3 I am using CentOS 6.5 and my configs are as follows : root> cat /etc/sysconfig/network-...
2
votes
2answers
2k views

Linux IP Alias not working - Amazon EC2

I can't seem to figure out this IP aliasing on Amazon EC2. I know it should be straight fwd though. In summary I have two questions (my scenario details follows after questions), in priority: How ...
0
votes
2answers
797 views

IP Aliasing on different networks (windows)

My cousin works at a Municipality service and she asked me if I can help them upgrade their old Windows XP computers to new ones with Windows 7 and install them. It seemed like a pretty simple task so ...
1
vote
2answers
547 views

Router see IP alias? [closed]

On my Win7 host machine, I have two VMs which I test network/server stuff. On one machine I created an IP alias using the following commands from http://www.yolinux.com/TUTORIALS/...
0
votes
3answers
1k views

Routing between different aliases of a NIC without lo

I have an alias for eth0 called eth0:0. Short version: I want to route packets from one virtual interface to another through an external gateway and not through the loopback interface. Detailed: I ...
0
votes
1answer
677 views

IP alias lost when changing main IP

my /etc/network/interfaces: auto eth0 iface eth0 inet static address 192.168.3.75 netmask 255.255.255.0 gateway 192.168.3.0 Situation 1: After linux booted I set an IP alias: ifconfig ...
1
vote
2answers
1k views

IP Alias and port bridging

The situation is that I have an Ubuntu box with multiple ethernet ports, which I'd like to behave as if connected to the computer through a switch. I can achieve this easily with a bridge. In /etc/...
6
votes
1answer
3k views

FreeBSD IP aliases in different subnets and default outgoing IP address

I have a FreeBSD VPS that until recently had assigned 3 public ip addresses in a /29 subnet. When making outgoing connections, the IP address used was always the non aliased one ".20", however now I ...
0
votes
1answer
466 views

How this aliasing worked

I am trying to do ip aliasing on my ubuntu 12.04 guest and it was not working. host 11.x.11.2 guest 11.x.11.3 guest is using bridge networking with host. on guest specified auto eth0 iface eth0 ...
13
votes
2answers
8k views

Persist IP address alias across reboots in CentOS/RHEL 6 using “ip” command

I've always used the ifcfg-eth0:1 alias files to create additional addresses. However, in recent rhel documentation, it states that: As the ip command of the iproute package now supports assigning ...
10
votes
1answer
700 views

iptables not allowing mysql connections to aliased ips?

I have a fairly simple iptables firewall on a server that provides MySQL services, but iptables seems to be giving me very inconsistent results. The default policy on the script is as follows: ...
4
votes
1answer
1k views

Linux: ip alias versus iproute

When setting up a web server with multiple IP-based virtual hosts, I've always used the eth0:x alias notation in /etc/network/interfaces. The wiki on my hosting provider states however that this is ...
0
votes
1answer
679 views

Open port iptables with ip alias

Added alias ip, creating eth0:0. network restarted, ngix is listened on alias ip: server { listen alias.ip:80; From server machine I can access www using # lynx http://alias.ip/ How to ...
0
votes
1answer
1k views

IIS 7 and Windows 2008: only one ip address showing for IIS binding when multiple aliases exist?

In Windows 2003 I have multiple IP aliases setup on a single network card all bound to IIS 6. In Windows 2008 I have multiple IP aliases setup but only one shows up in IIS 7. What do I need to do to ...
1
vote
1answer
467 views

Aliases for Each Subnet, and DNS, and AD

I am currently trying to fix a flawed build at my location and want to get some suggestions / ideas about how best to proceed. The systems (Windows 2003 and RHEL 4) came configured with an alias for ...
0
votes
1answer
187 views

Using twice NATTing and dns_Alg

I am trying to use twice nat along with dns_alg to support a framework, and take its measurements. I have a private network 192.168.0.0/24 this network contains www,dns,dhcp etc for its own use.DNS,...
0
votes
1answer
679 views

In Linux (Ubuntu 10.10 server), can I have a host alias for my IP address and its alias IP's?

I have a web server with realIP 192.168.1.1. Perhaps i'll give it IP aliases 10.1.1.1 and 20.1.1.1. I have 3 IP subnets in 1 physical network, 10.1.1.0/24, 20.1.1.0/24 and 192.168.1.0/24. Now what I ...
1
vote
1answer
191 views

linux ip aliasing

Do aliased ip addresses have to be on the same network? E.g. If I have eth0 with 10.10.10.1, can I setup an alias (eth0:1) with ip address 10.10.11.1?
2
votes
5answers
16k views

Creating ip alias on bonded interface ie. bond0:1

System: HP Proliant DL360 G5 running CentOS 5.4 Bonded interface is working fine for a long time. I just went to add an alias the way I always have on a regular interface, and on first check it works ...
1
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3answers
7k views

Centos: multiple IP addresses

I just bought 10 extra IPs from my host. How do I point these at my CentOS 5 server?
1
vote
3answers
928 views

ip alias lost when dhcp renews lease

I have a server that I have setup to use dhcp for the main connection information and have an alias set up that my router forwards ports to. Everytime (I think this is what is happening) dhcp renews ...
1
vote
4answers
5k views

DNS or Hosts help. Can I alias this IP address & port to something more friendly?

I have a 2003 Server VM named Gemini, it has 2 IP addresses 10.0.0.25 & 10.0.0.99. I have a website on that box that listens on 10.0.0.99:81. Is there anyway I can alias 10.0.0.99:81 to dev.gemini....
15
votes
6answers
29k views

When IP aliasing how does the OS determine which IP address will be used as source for outbound TCP/IP connections?

I have a server running Ubuntu Server with four IP addresses aliased on a single NIC. eth0 192.168.1.100 eth0:0 192.168.1.101 eth0:1 192.168.1.102 eth0:2 192.168.1.103 (Using 192....