3,945 Topics
i installed ns-allinone2.32 on Cygwin but when i want to run the nam command this error appears to me [CODE]$nam: no display name and no $DISPLAY environment variable[/CODE] i searched on internet but no solution. could anyone help ?
What is a telnet password and is it automatically type 7? If not how do I make the telnet password a type 7? Pls help I am confused with it. Thanks
I have DHCP installed on our server, and while checking the leases I noticed a few BAD_ADDRESS entries. I delete them but they return within a few seconds. Anyone know the cause of this and how to prevent it? Thanks!
Would it be ok to read a book written in 2002 to learn networking and TCP/IP? Computer networks by tanenbuam
Hi Everyone, First, apologizes for my bad English. Thanks in Advance. :) @Moderator: if this thread or my request is not appropriate or as per rules, Kindly delete and forgive my ignorance. My Query is: Lately, I guess my interests or internet history is being tracked big time, specifically this …
I am not able to load the yahoo sites (yahoomail, yahoo,yahoo answers etc) since I have started using the WI FI Router. I have a desktop, that is connected through wire to the router, a laptop, a tablet and a few handsets that connect wirelessly to the router. None of …
What is NIC ordering on bootup of Linux machines? what is its significance ? can anyone tell in detail.
Hi everybody. I am new to Network programming, i need some help :) I have 4 "Intel Corporation 82574L Gigabit Network Connection" ethernet adapters on sandy bridge system. I'm using Linux kernel 2.6.35.10. While i'm passing traffic from iperf software on any of ethX port and disconnect ethernet cable of …
consider a token ring topology with N stations , running token ring protocol where the stations are equally spaced .when a station gets the token it is allowed to send one frame of fixed size . 1) the max utilization of the ring if the transmission delay is 5ms and …
Trying to determine if my Linksys router is bad or not. Internet through Insight Arris cable modem with Linksys router. PC connects to internet fine through wired connection from router. PS3 game system won't connect via wireless or wired connection. DNS error. Phone won't connect to wireless. Used to work …
Am setting up a remote access server in an environment that includes a DellConnect 2824. This office was 'given' this device, no documentation. Problems: 1) I have downloaded the manual and read it, but have not been able to access the device to get into the management. Am planning to …
Hi everyone, I have a ADSL 2+ router from D-link, i have access to all the websites except [url]www.facebook.com[/url] and [url]www.orkut.com[/url] This is my personal computer so there is no chance of anyone blocking it. Can anyone enlighten me with what exactly is the problem??? :?:
Dear all, Can you explain me how to calculate sub net mask? Thank!.:)
hi guys,i get this error when i try to see how many computers are connected to my network,from the command prompt i type NET VIEW and come this error,or is there any way to see who is conected to my network and how can i block specific computers ...thank you
Okay, this is a long story. Two days ago all the browsers I use stopped working. Firefox, Google Chrome, Internet Explorer. I use the internet my university provides for the dorms, and all of my roomates have no problems, so it's not the internet here that is the problem. For …
hi all, I have installed wamp server and so i would like that another computers on the network can open my webpages. i did the followings i changed my ets/host file i added the follwing 192.168.1.34 homeserver.lan 192.168.1.34 *.homeserver.lan but it didnt allow the other computers join. if possible pls …
I have searched all over the place. most of the information that I find is 10 years old or older and mostly deals with Dial up. I have recently been tasked with finding out what equipment would be needed to start an ISP. The end users/ customers would need to …
Hy , I have a question : I live in a campus where all computers are in a LAN , in each room there is a rooter or switch that makes another LAN for that room so i could say it is a LAN in another LAN. I saw that …
Hi, I am finding it difficult finding information regarding TETRA communication. Do you need to change your current Public Trunked Mobile Radio infrastructure? Or just the devices? Thanks in advance! Ryan
Hi all, i've question , i'm using GNS3 virtualbox edition, and using 2 client with win xp installed on virtualbox detail is client-1 is on vlan 10 with ip : 10.10.10.1 client-2 is on vlan 10 with ip : 10.10.20.1 i've done in configure cisco at inter-vlan router and ping …
I know we learn about TCP/IP but,is it...... 1.is it a software(I think it has to be)? 2.Is it a BIOS level software? 3.Where is the protocol set installed in a computer?(Windows,linux,mac etc..) 4.Can we uninstall it like normal software? 5.Can we update it? 6.Where do routers and modems have …
Hi everybody, I am the admin of a small website running IIS 6 and i just found out that it may be vulnerable.So i used this script to see if it takes my website down. [CODE]# IIS 6.0 ASP DoS PoC # usage: perl IISdos.pl <host> <asp page> use IO::Socket; …
Hi! I'm thinking of proposing a virtual PC simulator to work with GNS3 as my final year project. I'm a network student and I'm not that confident with programing. So, I'd like to collect some views here in this forum. Would this project be too complex for me?
I have only one lan card, i want to set up a proxy server and redirect all other pc to my pc for content filtering, does any one knows any better method, because i cant afford new lan card.
I'm home from winter break. I am working and I do have an internship, but I'd like to apply myself as much as I can since it's my senior year and I really want to get a good job. So my questions are: Is it worth it to pursue the …
I removed a virus via MSE and afterwards have lost the ability to connect to the internet. This is a windows 7 professional 32 bit laptop. Staticly i can set the ip address and dns server and can ping the DG and the DNS server. I can also ping google …
Can anyone help me with this little problem I have? I'm trying to get the IPv4 address of the network interface is being used to access the Internet, but I'm having issues with this. Here is my source code. I am using a network interface class method Get All network …
Hii I have a work network and all computers have the same workgroup name, but the workgroup is a part of whole bulding network. I wanted to restrict access to on of the computers to only employees at the office and I enabled guest account on that computer an set …
Hi Everyone Thanks for viewing this post. In my project, i am required to enable ip multicast video streamiing on my network. i have did ip pim dense-mode on my router's interface for streaming the video to my users. At the router's interface where the users are, i invoke a …
Hello guys I wanted to create an examination in cisco packet tracer same as the attached picture below created by my professor. I want to know if this is possible? Like adding those ip blocks for each area and the number of hosts on those specific networks can I? Please …
What are the tools/options available to prevent DDOS for windows clients?
Hi everybody, If i create my own IRC channel, will the server admin be able to see the chat and the IPs of users ? What do i need to get an anonymous chat ? I mean that nobody can see the IPs etc. Sorry if im not clear but …
I normally mount my windows share as follow: [code]mount -t cifs //192.xxx.x.xx/share -o username="username' password="pass" /mnt/mountPoint [/code] now I am trying to mount my epson scanner which has a SD card that can be shared on the network. I did the same command but it failed to mount. pinging the …
Hey there, I got through here from a google search for help with Netgear products. I was wondering if anyone could help me with this problem. I bought a used wireless access point on Ebay. I opened the box, read the instructions and did what I read the instructions to …
hi all this is the problem that i have: i have modem i want to calculate maximum data rate with compression and without compression i have the sr=8000sample per sec and sample=byte and symboling rate =8000kbps and compression=50% i like to know any answer would help me to solve this …
hello, please can any one help me how can the router distinguish that the packet belong to previous flow in IPv4 thank you in advance for any help best regards
Hello, I am having trouble forwarding ports. I am using Asus RT-N56U router. Tried to forward many random ports but when I check canyouseeme.org it says "Connection refused". My windows firewall is off. Don't have any other. I also tried forwarding ports on my older router DGL-4100, but no luck. …
Hi there!! Just wanted to ask please, if there's a way to discovering all the IP addresses and subsubdomains that related to a specified domain. Thanks in advance!! atar.
Hello! I don't have a router. So i am thinking of using a switch instead which i have. Is it ok to use a switch instead of a router that is to be connected to a DSL modem which is connected to a DSL line. And then I am going …
Hi, I am able to browse internet after I set my proxy ip and port from "settings -> wireless network -> Mobile network -> Access Point name -> Telkila -> proxy ".But instead of setting proxy here if I try to insert a row having "values(99,'http_proxy','10.203.227.227:80') " as suggested "http://www.anddev.org/emulator__internet_behind_proxy-t130.html" …
Hello- I am an IT student starting a project paper. Could any of you proffesional aministrators give me some ideas on a basic design for this scenario? I am building a LAN for a staffing agency on a Server 2008 R2 platform. It is a small business with 50 workstations …
hello, how are you all please i need a help i read sooo much about that but i am not satisfied yet, because i am not reach to what i exactly want to know i want to know what are the abilities of the attacker in the computers he compromise? …
Toshiba Satellite laptop, Windows XP. I had the Windows XP Antivirus 2012 virus/trogan. I have completly removed it but I can't get the laptop to go on line. It says Local Area connection 2 Speed 100MBPS, Acquiring network address. It can't seem to acquire an address. So far I have …
Hi there guys I'm just wondering if I will still be able to apply my programming skills in networking, will I? Because next term I will already take cisco networking subjects so I'm kind of curious right now. Any thoughts? I'd appreciate it guys. thanks in advance!
In The Bus Topology, Two Nodes can not be permitted to transmit simultaneously due to interface. how Ethernet solve this problem?
A friend of mine enlisted my help to upgrade his network form a workgroup to a domain, so I did. I'm give you the technical setup and explain the issue at the bottom. 1 Sonicwall tz100 with static IP and cable connection (runs DHCP and DNS, servers IP is listed …
Hello all, I have recently gotten a new computer and after much frustration with compatibility that comes from upgrading from a much older system everything appeared to be running smoothly. Now i have a problem, about 5 minutes after i 'wake up' my computer from hibernation, it will disconnect for …
Hi Is there any function similar to "Wake on Lan" that can reboot a remote computer such as "Reboot on Lan". The problem is that I sometimes need to reboot a remote computer that is not responding, at all. I hope that someone can help me.
hello Guys, i just want to know your thoughts about my question is "What Is OSI Model?" please share your views here... i want to know OSI Model in Deeply. Thank You.
Dear Friend.... Which Proxy Software is used for block internet on client machine i want only working in outlook Express ... Please reply
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