a device that connects to 2 or more networks and is capable of forwarding data packets into the direction of the ultimate destination based on information read from the packet and internal routing tables.

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183 views

Wireless router country codes: what issues can these actually cause?

Running the network diagnostics tool on my Mac, I get a messaging about "Conflicting Country Codes" stating that: "A nearby wireless router has been detected which is identifying itself as ...
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0answers
161 views

Manual Multicast forwarding with Linux router

I have a Linux router (Ubuntu). It is working well with unicast but with multicast routing/forwarding I have some trouble. The problem is that my hosts do not send igmp/mld messages thus the router ...
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0answers
170 views

how to measure IP bandwidth in pass through mode in linux?

I want to measure the IP bandwidth in pass through mode. Please find the attached picture for configuration and my question also. If there is no solution with OpenWRT, I need any alternative ...
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0answers
110 views

dsl router for bridging two lans

I have two office locations that each have DSL service. I have the routers set up so that the two subnets, 10.0.1.x and 10.0.2.x, correctly keep data on each subnet and or pass across to the other ...
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0answers
13 views

How to set the router address in OSX Server VPN

I am able to connect to OSX Server (10.9.2) through a (L2TP) VPN tunnel. However, any other computers in my subnet can not be accessed. On the client (OSX 10.9.2), the router's IP address is being ...
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18 views

Static routing doesn't route correctly

I have Router 1 and Router 2. For R1 I have 1.1.1.1 with /24 mask, for R2 I have 1.1.2.1 with /24 mask. R2 is connected to R1 interface with 1.1.1.2 address. Following image shows my topology ...
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0answers
23 views

View Logs - HP Router

I have a HP MSR30-10 A router at the edge of our network. The rest of our switches are HP, but it turns out the the HP router comes from the old 3Com world and speaks a different language from the ...
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0answers
37 views

Cisco configuration for public library internet

I'm a C/C++ computer programmer turned IT support guy working for a public library. My day is usually spent helping random grandparents learn how to use email, so my networking knowledge is limited ...
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41 views

BOOTP on Juniper 4200 stack works one one subnet, not another

I have a Juniper Stack that connects vlans 10,11 and 50. 10 is servers, 11 is desktops and 50 management. Bootp is redirecting DHCP requests to a AD box on 10.x just fine for 50 vlan, and worked well ...
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27 views

Juniper 802.3ad Link between Switch and Router 3x link issue

We have a live 20Gbps link between our switch and router and we are trying to add another 10Gbps link to the LAG, we've changed all the settings on both end to add the third interface to the LAG yet ...
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0answers
50 views

what is PAT exactly?

In attempt to understand PAT, I've setup the following setup where I have a Linux Router that masquerades from in internal interface to the external. Thus both clients are able to talk to outside ...
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0answers
32 views

Modems unable to acquire dhcp IPs

I work at an ISP where we use routers (7200) for dhcp. I recently reloaded one of our dhcp routers because we had complaints from many users unable to connect and the dhcp database file it was ...
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0answers
211 views

ip-helper forwarded DHCP request not reaching DHCP server

The situation--I'm trying to centralize our DHCP services to a single Windows 2008 R2 Server (we're switching to L3 switches that don't provide DHCP services). We currently have Cisco routers at ...
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0answers
84 views

Why might one host be unable to access the Internet, when it can ping the router and when all other hosts can?

I have a Draytek Vigor 2830n. It's kicking out a 192.168.3.0 LAN. It performs load-balancing across dual-WAN ports, although I've turned off the second WAN to simplify testing. There are many hosts ...
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78 views

Cisco RV110W log file shows System Error & Kernel Warning

The log from my Cisco RV110W router shows the following errors and warnings: 2013-01-14 18:17:10 RV110W syslog.err syslog-ng[20712]: Connection broken to AF_INET(xxx.xxx.xxx.xxx:xxx), reopening in ...
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0answers
232 views

NAT loopback/reflection on Zyxel P-661HW-D1 doesn't work

I have a Zyxel P-661HW-D1 modem/router with several port forwards that works on the WAN interface. I'd like to make them work for the LAN interface as well, like I'm used to. I updated the firmware to ...
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0answers
128 views

Vigor Draytek 3300+ fail over (breaks internet)

I am an apprentice within an IT firm and have been asked to setup the fail over on our Vigor Draytek 3300+, We have a Fiber lease line and an ADSL line. Whenever I set the fail over and restart the ...
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425 views

Cisco 1841 - Configuration Issue with NAT

We recently dug out an old Cisco 1841 to solve a need and have been in the process of trying to configure it appropriately. Admittedly, this is my first escapade into the land of Cisco Routing. I've ...
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168 views

Connect two networks

Connecting two different offices with a wireless link and linux boxes. Hardware: 2 CISCO RV42, 2 Dual Homed Linux Boxes running debian, 2 2Wire and 2 AirMax 5 Configuration is: Office A LAN A ...
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0answers
368 views

need help to setup internet load-balancing for a small ISP

I need some help about the following problems: I want to do load-balancing for two Internet dsl connection from same isp and same speed I need to manage fail over also I want to manage up to 50 user ...
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692 views

Draytek Vigor 2820 Firewall prevent web access from IP

I have a few Draytek Vigor 2820 routers and have recently set one up using settings from another. I have it set up on the firewall filter to block torrents which it does very well. The issue I am ...
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147 views

How do I enable the serial port on an XServe G5 (10.4 Server)

I have my ZyXel USG 200 router's console port connected to my XServe, and I want to stream real-time logs from it to a text file on the XServe itself. I need the serial port to be set to 115200bps, ...
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0answers
1k views

OpenVPN & Juniper SSG-140

I asked this question over on some Juniper Forums but they seem to be pretty dead as in over a week it hasn't had that many hits and no one has had any advice. I figure if I can find someone familiar ...
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0answers
4 views

vvg2000 netgear multiple ips

i'm connecting my office to the world with pppoe and netgear vvg2000 router. this days i plug a web server for lcal testing and i want my clients to be able to see files on this webserver. since i ...
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22 views

cisco wireless router not allowing full tcp handshake when in router mode

I have a recently-purchased cisco rv220w wireless router. My setup is as follows: Internet -> asa 5505 -> 10.0.1.0 subnet -> wireless router (subnet 10.0.3.0, public facing ip is ...
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0answers
26 views

Is there a simple command to delete multiple ip sla policies?

I have a Cisco 819 router and on it there are a lot of ip sla policies. when I run the sh runcommand I get the following; ip sla auto discovery ip sla 2 http get http://www.facebook.com cache ...
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27 views

Can a 100Mbit switch throttle the internet connection?

We have a rather peculiar problem with internet speed in our office. Recently, we switched to a fiber-optic connection. We're supposed to have a 100Mbit connection (up and down). Here's how it has ...
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0answers
35 views

Cisco 861 - Unable to traceroute

I'm having an issue with my Cisco 861. I'm unable to traceroute to any ip address from the router, even the next hop. Can anyone suggest possible causes. Apologies for the censoring but I won't take ...
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0answers
36 views

Ubuntu server router - only 50% of upload bandwidth

I've changed my internet connection to 400 mbps download and 400 mbps upload. Real speeds when computer connected directly to optical modem: 421/412 mbps for download/upload. My network structure is: ...
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0answers
14 views

Send SNMP Trap on Forwarding Table changes

I'm very new to router setup and configuration. I was wondering how can I enable sending a SNMP trap (on a Cisco router) in case Forwarding Table changed.
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24 views

Cisco MIB- How to get SNMP traps?

I'm very new to MIBs and traps. My question is, how can I get traps on any FIB changes on Cisco's routers? Here is some information about Cisco MIB: ...
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20 views

Cisco IOS log packets dropped due to no NAT entries?

I use access list logging currently, and update the access list to match the NAT table, and then the access-list deny any any log command is used for logging packets that were not allowed. However, I ...
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0answers
15 views

Monitor traffic on ASA-5512X IPS module?

Is there a way to monitor traffic from a SPAN port on a switch to test the ASA IPS Module? I would like to setup testing for our ASA. Will using a SPAN port on a switch and connecting that to the ASA ...
0
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0answers
24 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 ...
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0answers
34 views

Router Advertisement loopback

I have a machine acting as a router. To send out router advertisements it is running radvd. IPv6 enabled. When an interface is enabled (e.g. a link-local address is set) radvd will sent to all nodes ...
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0answers
105 views

Creating a multi-wan/isp failover router where wan IPs are dynamic on Debian

I'm having an incredibly hard time creating a basic router on Debian which has connections to two ISPs where the ip addresses are dynamic. I don't need bonding, I really just need some way to detect ...
0
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0answers
71 views

RRAS behind Ubiquity EdgeMAX drops PPTP tunnel

I have a Server 2008 R2 machine behind an Ubiquiti EdgeMAX router. The router has been configured as a NAT, and all GRE traffic along with the TCP control port (1723) has been forwarded to the ...
0
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0answers
48 views

How to setup metric for routers on CentOS DHCP server

I have a simple DHCP server running on CentOS 6 with the following configuration: subnet 192.168.1.0 netmask 255.255.255.0 { allow booting; allow bootp; ddns-update-style none; range ...
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0answers
18 views

HP 7102DL Router Invalid Command

We've bought a HP 7102DL Router, and are having some issues with it, this is not new, so has no warranty or returns. Basically, The Device was dead, guessing from previous configs or something like ...
0
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0answers
45 views

Using two ports on my ZyXel USG gateway to patch two devices together?

I don't know if this is possible but it would save me many long drives! I have drawn, with my epic MS Paint skills, my current setup. I have a ZyXel USG300 Gateway with a built in 5 port switch. ...
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0answers
21 views

Need assistance setting up Linux Router with 2 public lans

I was assigned a.b.c.10/30 (Public IP) for my router and given a.b.c.9 as the gateway. I was also assigned x.y.z.128/25 (Public IP block) for my use. I want to setup a Linux router to handle this ...
0
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0answers
57 views

tc traffic shapping HTB in Linux-based router

I use an Android device to be a hotspot router. In fact, the behavior is similar to a Linux OS router. There are parts of functions in Android. Now, I try to use tc command to limit bandwidth of end ...
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0answers
75 views

Can we use ICMP redirect message to pass routing information among interior routers in an autonomous system ?

Can we use ICMP redirect message to pass routing information among interior routers in an autonomous system ? why or why not? I know that routers send out ICMP redirect message if they find a better ...
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0answers
35 views

Capture packets from Access Point in bridge mode

From a linux router I would like to capture all incoming packets from a certain Access Point IP which is configured in bridge mode. Is it posible with some tools? tcpdump does not show me anything. ...
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0answers
64 views

Realtime dynamic traffic shaping per ip

I have a wireless and wired network shared among several users. There is a linux router which acts as dhcp server and gateway. I would like to split the max bandwidth available from ISP (20 Mbit) over ...
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0answers
17 views

Acceptable time interval before attempting to reset a connection?

I am writing an application for a router which simply connects it to a VPN. If for some reason the connection fails, the application will attempt to acquire a new socket and reset the connection. My ...
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0answers
28 views

Tomcat not able to access outside the server

I have installed Tomcat 7 in windows 2008 server R2. I am able to Tomcat home page by the url http://localhost:8080/But not able to access outside the server using IP Address. The same setup i done ...
0
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0answers
35 views

Trying to communicate between virtual servers on the same host through ipv6

I am running KVM on a host with 2 virtual servers. Each virtual server has a own bridge interface on the host VPS1 has br1 VPS2 has br2 Each virtual server has a own ipv4 and a ipv6. The virtual ...
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0answers
83 views

KVM directly connect to guests without passing router

I have a KVM host running 5 virtual servers. Each virtual server is using a separate bridge interface, like br0, br1, br3... Each virtual server has a own public IP. Now, I would like to be able to ...
0
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0answers
21 views

pushing a SHow Logging output to a syslog server

i'm trouble shooting a cellular connection on a cisco router. and i want to capture and send all my logging events after the cellular connection comes back up, to a syslog server. is there anyway to ...