Displaying 20 results from an estimated 5000 matches similar to: "routing multiple network cards on a single subnet"
2015 Jul 18
3
Multiple network cards - routing issue?
I have a Centos 5 machine here that, up until about a year ago, was happily running Icecast and serving streaming audio through through three network connections, consisting of one "local" connection (local address 192.168.1.5) and two cable modems to talk to the outside world.
We shut this down about a year ago, but now I am attempting to get it going again on one outside connection
2016 Nov 07
6
Need help getting two NICs to work on CentOS 7
Hello all
Here is the scenario: We have a mail server VM which currently has two
virtual NICs attached to it. One NIC is has an IP on a subnet with a
default gateway defined and the other NIC has an IP on a different subnet
with a different gateway on a different VLAN defined. Now when I activate
both NICs, and run an ifconfig -a, I see that both IP addresses are
showing. Now here is the
2005 Mar 07
2
SIP and ISDN
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2005 Feb 17
1
Voicepulse Open Access & Asterisk Problems
I can't seem to dial out with Voicepulse Open Access service using *.
Incoming works fine. Another user posted a few weeks back that they
were having problems and there are some threads at dslreports.com
about this as well. Maybe someone here can figure out what the issue
is from the sip debug info below. I am at a loss.
The audible error message from Allison is 0984 (from VP server)
Here is
2007 Aug 21
5
two providers
Hi to all
i think this is not a new problem for this forum....but its newest for me as i m a new linux lerner. Even if it is new plzz....reply me ur answer..n if its already asked n have solution..plzz forward the solution. My problem is here mentioned:
I have fedora core 4 as a linux server. there r two external links connected to this.
the settings are as: eth0 ->for internal (that is
2009 Jul 01
3
Multiple Internet facing Nics - Gateway issue
I have a server with 4 nics. Two are using different internet connections,
both with static IP's, and two are connected to our private network.
The two internet facing nics seem to be battling over the gateway
designation. Which ever I designate as the gateway the other stops
responding to incoming traffic. I need both to listen to inbound traffic.
One for our main web page and the other
2003 Aug 29
1
transparent proxy with shorewall
Hi,
I followed the instructions posted on the
shorewall web page for transparent proxy, but I
still cannot get it to work.
I have almost the same setup as described on the web, running squid on dmz, eth1, and the loc on eth2.
I can see that packets going out from the fw, they are not sent to the squid proxy, and if I try to telnet to the squid proxy to port 80, where I should be directed to
2004 Mar 16
4
split route questions
I am working on a split route and ShoreWall system. I reviewed the
lartc documentation but have a few areas that I still need help on.
Here is my network:
64.xxx.xxx.1/25 66.xxx.xxx.129/26
| |
#################################################
# Eth2 64.xxx.xxx.2 eth0 66.xxx.xxx.130 #
#
2008 Jul 28
0
Rubygems Issues
I recently upgraded a server''s rubygems from 0.9.0 to 1.2.0. Upon
doing so, one of our apps that uses soap4r thinks all the security
certificates it sees are invalid (see Error 1 below). I tried
reverting to 0.9.0, but anything that uses rubygems crashes now (see
Error 2 below). If anyone could help me solve either problem, that
would be great. Ideally, I''d like to run the latest
2007 Jan 21
2
mark and route traffic in a bridge
Hi all !!
I would to like to mark and route some kind of traffic (ie: outbound
www, now by simplicity)
---inet1--------eth0------------| |
| linux |
--eth1------- clientes
---inet2(90.0.0.1)--------eth2-| |
I have eth0 and eth1 bridged (eth2 is not bridged).
I would to route www outbound clients
2007 Jan 21
2
mark and route traffic in a bridge
Hi all !!
I would to like to mark and route some kind of traffic (ie: outbound
www, now by simplicity)
---inet1--------eth0------------| |
| linux |
--eth1------- clientes
---inet2(90.0.0.1)--------eth2-| |
I have eth0 and eth1 bridged (eth2 is not bridged).
I would to route www outbound clients
2002 Sep 10
3
RE: 4 nic advanced routing question update
ok i will do it in text:
66.92.114.46 eth0
209.141.2.194 eth1
192.168.119.101 eth2
192.168.120.101 eth3
What i have is a linux box RH7.3 which will eventually run Shorewall Firewall. On this box there is eth0 66.92.114.46 conneted to isp1 and eth1 209.141.2.194 connected to isp2
It also has eth2 192.168.119.101 and eth3 192.168.120.101 which will connect to a failover appliance which has 2 wan
2006 Feb 20
2
question about traffic control
Hi,
I have the following situation:
1 gateway box with 2 WAN interfaces (eth1 and eth2).
1 LAN interface eth0
default gateway is eth2
I want to route all traffic with destination protocol tcp 22 (ssh) NOT
over the default gateway eth2 but force them to find it''s route over
eth1.
All other traffic must go the normal way over eth2.
Is this possible with tc or an other tool?
--
2007 Sep 01
13
2 ISP connection sharing problem
Hi all,
I have a similar question like many asked before I know but Please
help as i cant figure out where the problem is and how should I tackle.
I have 2 ISP connections. I want to share the bandwidth from both. I have
copied the script from many places and created my own after changes. Problem
is that only one connection is utilized at a time. Not both working. ratio
of consuming
2005 Dec 24
1
Simple routing configuration
Hi,
I have a simple question (well, at least I think it''s simple!). I have a
router, with four Ethernet cards; eth0-eth3. eth0 and eth3 are the
''external'' cards, connecting to my ISPs. eth1 and eth2 are connected to my
internal networks. What I want to do is basically filter all the traffic
from one card to another, in this configuration:
eth1 to eth3
eth2 to eth0
2006 Jan 15
1
Network configuration
Hi,
Apologies for the cross-posting; I''m not sure whether this is a firewall or
routing issue, or both!
I have four network cards, detailed below. eth0 and eth3 connect to my ISPs,
and eth1 and eth2 connect to local networks. I want to route all traffic
from eth2 to eth0, and from eth1 to eth3. However, I am having a few
problems with this.
eth0
ip: 192.168.100.253/24
gw:
2013 Apr 16
1
how to capture packets that was forwarded
hello,
the topology is like this:
centos v0:eth1 <------> centos v0: eth2
fc00:2:3:4::1 fc00:2:3::4
i turned the packet forwarding
ping6 -i eth2 fc00:2:3:4::1
the output is
PING fc00:2:3:4::1(fc00:2:3:4::1) from fc00:2:3::5 eth2: 56 data bytes
>From fc00:2:3::4 icmp_seq=1 Destination unreachable: Administratively
prohibited
>From fc00:2:3::4 icmp_seq=2
2006 Mar 16
1
strange network problem
I can't figure this one out. There's a Belken USB->Ethernet adapter as
eth2 on my server. After a reboot it doesn't communicate with anything
ever though it's up:
ipaddress is 68.15.6.136
gateway is 68.15.6.129
# ifconfig eth2
eth2 Link encap:Ethernet HWaddr 00:05:1B:00:52:BF
inet addr:68.15.6.136 Bcast:68.15.6.191 Mask:255.255.255.192
inet6
2007 Jan 30
2
dev IFB, few questions
I''ve made some tests...
eth2 is my internal interface, LAN is connected here.
Before I had IMQ device in AB mode...
PREROUTING [A]fter NAT, POSTROUTING [B]efore NAT.
I want the same situation on ifb.
I do this in this way:
---
# incoming traffic here from LAN is before NAT
tc qdisc add dev eth2 handle ffff: ingress
# outcoming traffic here from WAN is after NAT
tc qdisc add dev eth2
2005 Jul 09
1
Problems with iproute2
I''m using Debian (sarge)
I do now have 2 ISP, one DSL and one cabel.
I want to use the DSL as my primary and only use the cabel-modem if the DSL
fails.
The setup is:
IP1 -> Router -> NAT_IP1 -> eth0 -> eth2 (LAN)
IP2 -> Cable-Modem -> eth1 -> eth2 (LAN)
I wrote the following in my /etc/iproute2/rt_tables
ip rule add from NAT_IP1 lookup 1
ip route add