0
votes
1answer
19 views

windows route not followed

I add a route on the windows network like so: route -p add 46.137.226.16 mask 255.255.255.255 10.20.1.1 The goal is for traffic to 46.137.226.16 to be routed via the VPN/remote gateway on ...
-1
votes
0answers
10 views

Dell Powerconnect 6200 management access via general mode ports?

I have a Dell PowerConnect 6248/6224P stack with several VLANs, and am trying to set up VLAN routing. I have one port dedicated to my management VLAN (99), but I would like to access it from another ...
-1
votes
0answers
16 views

Some similar routers to Ubiquiti EdgeRouter Lite [closed]

i am looking for a similar router to Ubiquiti EdgeRouter Lite, i already got 3 wireless ones and now looking for a main router for them, what's your opinions on good one's? Thanks.
4
votes
4answers
170 views

Monitor an internet link to a remote host

I have a Debian Wheezy server running Xivo (let's call it A), this server has 2 interfaces: eth0 and eth1 . There is no default gateway and only a few servers are statically reached from A. eth0 has ...
0
votes
1answer
83 views

Is it possible to make the server accessible from two internet connections

how to make this: have: Centos 6.5 WAN1 eth0 44.44.44.44 (DEFROUTE=yes) WAN2 ppp0 95.95.95.95 (DEFROUTE=no) HTTP server work and available only in eth0 DNS server work but port 53 blocked in ...
0
votes
0answers
40 views

Linux routing: How to allow a device inside private network to connect a public IP over an unknown network?

Consider following network topology: ---------- ---- (my network) ---- | Device 1 | (.101) | 192.168.191.0/24 | ---------- | | ...
1
vote
2answers
13 views

Can a cisco router execute a command itself?

I'm experiencing a problem with my Cisco router 1900 Series, the router sometimes stop routing packets, and when i log into it and show the running-config i see no ip routing executing ip routing ...
0
votes
2answers
69 views

Windows Route traffic to specific IP through secondary nic

Being reading about this on ServerFault but decided to open a new question, as I can't re-ask over existing threads. 2 computers, 2 nics: Computer A - 100.100.100.10 - 192.168.100.10 Computer B - ...
0
votes
1answer
100 views

Access to a network server without port forwarding

I have a network with the following structure. The server in PC2 is simple socket server TCP in 8080 port. I need to access to PC2 from other external network by socket client. This socket client ...
0
votes
0answers
16 views

need to exclude a static route from being redistributed into eigrp

I have some asymmetric routing and need to point a public IP back through my network. We are redistributing static into EIGRP. Does anyone know how to exclude a certain static route from being ...
-1
votes
3answers
52 views

What happen when I assign 2 IP on one NIC? [closed]

What happen when I assign 2 IP on one NIC? e.g. I have one physical NIC (eth0) and I assign on this interface 2 IPs from different network. e.g. auto eth0 iface eth0 inet static address ...
0
votes
3answers
29 views

Adding internal A-record to a second level domain [duplicate]

Just a though- if I add my internal IP address to A-record to a second level domain.com (assuming that I can't add it internally using AD/DNS) Will it work in my internal network? Theoretically, any ...
0
votes
0answers
48 views

How to add a route for a specific subnet?

I have a Linux computer and an eth0 interface with 2 IPs: ip : 10.10.1.1 mask : 255.128.0.0 gw : 0.0.0.0 ip : 10.22.32.1 mask : 255.255.255.0 gw : 10.22.32.254 I would like to add a specific ...
0
votes
1answer
56 views

Network packets flowing both ways but still can't communicate

I have a linux box with two NICS: eth0 192.168.11.14 eth1 192.168.12.14 My routing table is as follows: Kernel IP routing table Destination Gateway Genmask Flags Metric Ref ...
1
vote
3answers
112 views

Setting up gateway on different subnet than IP address

My provider has a (stupid) setup where the IP address for the gateway is on a totally different IP range than the assigned IP address. They insist on doing this for whatever reason. I'm trying to get ...
6
votes
3answers
632 views

DNS servers already use anycast. Will adding more IPs enhance scalability?

RFC 1034 requires us to assign at least two IP addresses for DNS servers. However, redundancy can already be achieved by a single IP address if we use anycast addressing. BGP anycast seems to scale ...
0
votes
3answers
161 views

Routing between two subnets using a Linux box with two NICs

I have a Linux box with two NICs, each connected to a different LAN: Network A: 192.168.1.0 255.255.255.0 Network B: 192.168.2.0 255.255.255.0 The routers are: 192.168.1.1 192.168.2.1 Linux NICs are ...
0
votes
1answer
67 views

Block ip forwarding for specific remote ip address

I use ubuntu as gateway for several hosts. I need advise how to block ip forwarding for specific ip address or specific ip range? I tried to block ip via ufw deny rules, but it looks like ip ...
1
vote
1answer
49 views

One router and one modem+router. Can I pass a static IP range from one to the other?

I had been running a Huawei HG612 connected to a DD-WRT router for internet services using PPPoE as authentication. Due to an office move, I need to have a DG834 modem+router which will be used for ...
1
vote
1answer
298 views

Yum fails with [Errno 4] IOError: <urlopen error (111, 'Connection refused')> but TCP traceroute works

When I try to connect to yum repos using either yum info or yum install I get the error: [Errno 4] IOError: <urlopen error (111, 'Connection refused')> I first thought our Firewall may be to ...
1
vote
2answers
32 views

What do other nodes do with a switch's packets the first time the packets are sent out? [closed]

I'm a total newbie here and don't know much of anything about Routing and switching, Servers and the like.. so my questions might seem very newbie but please bare with me. When it comes to Switches ...
0
votes
0answers
37 views

OpenVPN Server & Two Gateways

I have a network setup as follows: Internet <---> Firewall <---> VPN (1) VPN <---> NAT (2) Internet <---> Firewall <---> NAT (3) (I don't have the reputation to post the picture :/) ...
-2
votes
1answer
74 views

Easiest routing solution for a typical firewall with WiFi routers setup - WAN-2-hops-away network

Suppose a local network connected to the internet via a single firewall router. Devices that connect directly (= using only layer 2 devices) to that router are: hosts WiFi routers providing the ...
1
vote
1answer
314 views

ping works but ssh fails

machine1 IP: 172.30.11.119 machine2 IP: 172.30.11.120 machine3 IP: 172.30.11.121 machine4 IP: 172.30.11.122 Note: These machines are connected to LAN. I have configured the static ...
-1
votes
1answer
229 views

Two NIC (eth0,eth1), two global IP on same subnet. Became unreachable to IP on eth1 after reboot

I configured a CentOS 6.5 virtual server and deployed it to a remote VMware vSphere environment. We needed two IP address, so I added a virtual NIC and assigned a second IP on eth1. I didn't ...
0
votes
1answer
79 views

Force all traffic from servers on the same bridge to pass through router interface

I have a bridge with all hosts from the 192.168.5.0/24 network connected to it.They all connect to this bridge via a secondary interface eth1. I have a router which connects this bridge to others on ...
0
votes
0answers
53 views

Multiple gateways with linux on same subnet using single NIC

I have the following configuration; Firewall 1 (site 1); x.x.x.x/26 subnet on external 10.0.0.0/8 on internal (internal IP 10.0.0.10) Firewall 2 (site 2); x.x.x.y/26 subnet on external 10.0.0.0/8 ...
0
votes
0answers
77 views

Routing through SonicWALL SSL-VPN and Cisco L3 Switch

In the image above, we use the SonicWALL NSA 3500 at our gateway and handle VPN with its SSL-VPN. Our Layer 3 Cisco switch is our core network switch and handles about a dozen VLANs. Most VLANs ...
1
vote
2answers
117 views

Spanning Tree Necessary With 2 Stacked Dell Managed Switches?

I have a PowerConnect 6248 and 6224P stacked with the 6248 acting as the managing switch. They're connected using the 48Gbps stacking module with 2 cables running between the switches. Do I need to ...
1
vote
0answers
105 views

Proper way of setting gateway outside of subnet on FreeBSD?

I have a VPS running FreeBSD 10 and it is located in OVH's BHS datacenter. The gateway for my VPS is not in the same subnet as my IP address and when I went to set the gateway the usually way, it ...
0
votes
0answers
37 views

Pinging to google.com from a particular interface

I am connected to the internet via wlan0(wifi) and also have an ethernet port(not connected to the internet). I am looking for some iptables rule / route addition, which will let me do a ping via eth1 ...
0
votes
1answer
232 views

DHCP For Voice And Data VLANs With Router-on-a-Stick

Background: I have 2 Powerconnect 62xx switches stacked with a Watchguard XTM-26 between them and the outside world. Currently all devices connected to the switch are in the same vlan and the ...
1
vote
2answers
203 views

How to route public ipv6 address to private lxc container address?

I have a pool of public ipv6 address I want to use to expose lxc containers. On the host machine I created a macvlan interface eth0-macvlan and bound a public address to it 2600:3c01:e000:83::1/64. I ...
0
votes
1answer
47 views

Worldwide IP Latency [closed]

I want to create a simulation of the protocol MIPv6 (http://www.ietf.org/rfc/rfc3775.txt), for this reason I need information about latency, jitter and round-trip time. My first guess is install ...
2
votes
2answers
296 views

Can a Windows DHCP server serve a scope that it is not a part of?

The situation I have a windows SBS 2008 box running as DC/DNS/DHCP/Exchange/File Server to a network on 192.168.1.0/24. Suffice it to say that the IP of the SBS box is immutable. At some point in the ...
0
votes
0answers
40 views

For a typical broadband ISP, are nodes on the same subnet routed together or are they bridged?

For a typical broadband ISP, are nodes on the same subnet routed together or are they bridged? In other words, what kind of path will a packet take when going from one node on a subnet to another for ...
0
votes
2answers
287 views

How can I configure access to pfSense on Xen

I have a new Xen installation on which I want to run virtual machines. My hoster provided me two separate IPs in different subnets, say x.x.x.x and y.y.y.y. I want to set up pfSense on Xen and ...
0
votes
0answers
65 views

Benchmark software IP router performance using single Linux device

I'm testing routing performance using software Linux router (in-kernel). My usual test setup has 2 additional PCs: one PC is packet sender (packet generator) and other PC is receiver. There is ...
0
votes
0answers
184 views

Routing on CentOS with multiple subnets

I have a server with 2 VLANs on a NIC, configured as follows: eth0 Link encap:Ethernet inet addr:192.168.10.20 Bcast:192.168.10.255 Mask:255.255.255.0 eth0.10 Link encap:Ethernet inet ...
0
votes
0answers
201 views

Some client in my network, sometimes can't ping Gateway and DNS server

I've a local network with 100-150 clients, one Core Switch and 10-12 switch that Switchs are connected to the Core Switch and clients are connected to switchs. In my network sometime some clients ...
0
votes
2answers
78 views

Accessing Server hosted on USB remotely

I'm running a program called VMlite VNC Server for android on a set of Phones connected via USB to a windows XP machine. Due to the way we're utilising the phones, we need them unrooted and with Wifi ...
0
votes
1answer
67 views

How is my GRE-Tunneled packet being routed? [closed]

I'm trying to figure out exactly what is happening when I create a GRE tunnel. My network looks like this (-> means directly connected): Computer A (eth0: 10.0.1.1) -> (eth0: 10.0.1.2) Router B ...
1
vote
2answers
131 views

Routing Internet traffic through computer on another subnet

Ubuntu box server has 2 network interfaces: eth0 50.57.71.100 eth1 10.182.161.100 Ubuntu box client has 1 network interface: eth0 10.177.30.100 server and client can already talk to each other ...
0
votes
0answers
28 views

Command “ip rule show” not showing anything

I try to list all routing rules, and as far as I know this should be accomplished with the "ip rule show" command. In my case there is nothing returned (really nothing at all). Why? Could it have to ...
0
votes
2answers
89 views

Questions regarding my network plan

I'm developing an IT infrastructure room for testing purposes. The overall aim is to create a network, which if fully disconnected from the productive environment and several people can come and ...
0
votes
0answers
82 views

Cisco 1841 - Acting as a PPPoE terminator?

We have 2x Fortigate 200B firewalls that we wish to operate in Active/Active HA mode - though, obviously, they cannot do this with PPPoE/DHCP enabled on the externally facing interfaces. To overcome ...
1
vote
0answers
98 views

Connection two subnets behind routers

Task is very peculiar. I ask your help. Do you have any ideas on this subject. We have: 1.First device: |Internet| -> |ASUS RT-N16(firmware dd-wrt) 1| -> |Server base on Ubuntu 1| 2.Second device: ...
0
votes
2answers
240 views

Windows static route not working

I have a Server 2008 R2 machine connected to 2 networks with its 2 network cards. LAN 192.168.2.0/24 SAN: 192.168.168.0/24 I have a site-to-site VPN with the following network layout: VPN: ...
0
votes
1answer
710 views

Setting a static route for a specific network adapter with two network adapters

I have a virtual windows server 2008 r2 with 2 virtual network adapters, one is part of a domain and the other isn't. When I ping to a specific PC that is part of the domain it connects to it through ...
0
votes
0answers
1k views

PPTP defaultroute. Want to route all traffic via ppp interface

I'm experiencing a problem described here: http://pptpclient.sourceforge.net/howto-diagnosis.phtml#lots_of_data. If I use defaultroute in peer conf or manually add route add default dev ppp0 ...