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14 views

SAVE default scope global nexthop in CENTOS 7

I have two internet connections from two different ISPs and I need to balance & failover the traffic originating to and from my network between the two ISPs. My settings: FIRST ISP (eno1): ...
-2
votes
1answer
45 views

SAVE IP ROUTE RULES AFTER REBOOT

I have two internet connections from two different ISPs and I need to balance & failover the traffic originating to and from my network between the two ISPs. My settings: FIRST ISP (eth0): ...
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0answers
68 views

Linux: even with route, packets not going over the interface

I apologize but this is a question I jotted down when debugging another problem, so I can't provide any additional information. Anyway: suppose we have no firewall rules, and the following route ...
0
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2answers
634 views

Ubuntu Iptables Dual Wan - Forward wan 1 & 2 to an internal server

I'm having problems configuring iptables rules on a double wan setup. The OS is Ubuntu 12.04 LTS. I have 2 Wan connections, both with static IP. Wan-1 is on eth2, Wan-2 is on eth4. I want both of ...
3
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0answers
118 views

“ip route get” on Ubuntu returning default instead of static route

We've been trying to solve this seemingly simple routing problem for days. We are trying to route traffic through an OpenVPN tunnel. Specifically, traffic to 10.0.1.136 should be routed through our ...
2
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2answers
463 views

ip route get recognizes address as anycast

# ip route get 1.2.3.4 anycast 1.2.3.4 dev eth0 src 5.6.7.8 and the question is how does it know the address is an anycast ? (which apparently is true). UPDATED: Present as anycast route: ...
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0answers
49 views

connection not working after route add

I have 2 IP on different interface. eth0 xxx.xxx.43.36 eth1 xxx.xxx.43.38 I have IP yyy.yyy.162.221 which need to route via eth1. After I done route add -host yyy.yyy.162.221 gw xxx.xxx.43.38 I ...
0
votes
1answer
112 views

how to completely quit openvpn, make network work normal

I use a openvpn config file connect to a vpnserver successfully. But after I ctrl + C quit openvpn, ubuntu counld not access network. I think the route table is wrong or openvpn is not shutdown ...
0
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1answer
215 views

IP routing Solaris 9 access the internet from local network

I am trying to configure the NICS on the Solaris Sparc server. My problem lies in getting out to the "Internet" from the local network. I have requested the NIC to receive a DHCP server address ...
4
votes
3answers
2k views

Multiples ip address on interface. I want to specify one of them for output

I ran curl on curlmyip.com, and I got the wrong output ip address. My systemd service file is: [Unit] Description=Wired Networking Wants=network.target dibbler-client.service Before=network.target ...
0
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1answer
180 views

playing with ip route to connect to VPN and lost local internet

I'm following this tutorial about openVPN, every goes good until this following step on client (just before autostart section from wiki): # ip route add VPNSERVER_IP via LOCALGATEWAY_IP dev eth0 ...
0
votes
1answer
180 views

Redirect remote desktop traffic with 2 WANs and 1 LAN

Im configuring a linux centos sever for testings and the network configuration for it is: WAN 1= 192.168.1.103/24 eth0 WAN 2= 172.16.1.249/16 eth1 LAN = 192.168.10.1 eth2 server is configured to be ...
1
vote
1answer
230 views

Selectively route traffic to interface

I have set up a separate routing table (tovpn) #echo 200 tovpn >> /etc/iproute2/rt_tables Now I assign routes to it. Where 10.0.0.1 is the tun2 P-t-P and 10.0.0.2 is the inet #ip ...
-1
votes
1answer
191 views

ip routing policy in linux

I have a linux system with two network interfaces (eth0 in x.x.x.0 and eth1 in x.x.y.0). Is there any posibility to add some route policy to send all the traffic to network x.x.y.0. I would like even ...
1
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2answers
2k views

Is Traffic Control (tc) broken in Fedora 17?

After upgrading from Fedora 16 to Fedora 17, Traffic Control no longer seems to work. Running # tc qdisc show will output: qdisc pfifo_fast 0: dev eth0 root refcnt 2 bands 3 priopmap 1 2 2 2 1 2 0 ...
3
votes
1answer
802 views

Linux: ip alias versus iproute

When setting up a web server with multiliple 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 ...
4
votes
1answer
624 views

iproute: disable “tc” command

I'm after running this command to simulate a network latency of 500ms with 100ms std deviation: tc qdisc add dev eth2 root netem delay 500ms 100ms Trouble is, I forget how to cancel this command! My ...
0
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1answer
218 views

iproute2 premptive route creation, i think

Firstly: I know could do this the easy way with SSH but I want to learn how to route. I want to route packets back through the same tun0 interface from which they came into my system. I can do it ...
3
votes
1answer
303 views

ss -p output meaning

I use ss in iproute package to list sockets statistics. Using -p option can give me process information. Do you know what does the numbers shown mean? I can see that the first one is pid but not the ...
3
votes
1answer
1k views

Same netmask or /32 for secondary IP on Linux

There appear to be (at least) two ways to add a secondary IP address to an interface on Linux. By secondary, I mean that it'll accept traffic to the IP address, and responses to connections made to ...