How to use VPCS with GNS3 in Ubuntu.
1.Download vpcs from here VPCS 0.20a
2.Extract and look for vpcs32.linux(for 32-bit systems) and vpcs64.linux (for 64-bit systems)
3.Fire up the Terminal and issue following command
chmod +x vpcs32.linux
4.Then we'll open and configure startup.vpc in gedit
gedit startup.vpc
5.Now configure startup.vpc according to your requirement....
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Configure Terminal Server
1. Configure an IP address on the ethernet interface
cisco(config)# int fa0/0
cisco(config-if)# ip add 192.168.1.50 255.255.255.0
cisco(config-if)# no shut
2. Create a loopback interface
cisco(config)# int lo0
cisco(config-if)# ip add 1.1.1.1 255.0.0.0
3. Configure the line based on the “show line” output.
* If enabled, the port will be accessible through the network on TCP port 20xx where xx is the TTY of the port on the router
cisco(config)#...
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Enable SSH in Switch and Router
Assuming the IP address, enable password and default route are in place, the additional steps needed are as follows:
1. Configure a domain name
cisco(config)# ip domain-name cisco.com
2. Configure the RSA key generation for encryption
cisco(config)# crypto key generate rsa
* it may prompt user for the key length generated in the range of 360 to 2048. Default is 512-bit.
3. Configure authentication method
a) Using local database
cisco(config)#...
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Subnet Chart:Internet Protocol (IPv4)
This is an Internet Protocol (IPv4) Subnet Chart. You can use this to quickly look up how you might need to subnet your network. At the bottom there is a quick how-to on calculating subnets.
For more information on subnetting, see RFC 1817 and RFC 1812.
Class address ranges:
Class A = 1.0.0.0 to 126.0.0.0
Class B = 128.0.0.0 to 191.255.0.0
Class C = 192.0.1.0 to 223.255.255.0
Reserved address ranges for private (non-routed)...
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Add GUI QEMU Host in GNS3
Today I’ll show you how to add graphical host in GNS3 using Qemu. We’ll be using tinycore which is based on Linux 2.6 kernel, Busybox, Tiny X, and Fltk. Tiny Core includes ssh, iptables, iproute, tcpdump and IPv6 support. It is quite well integrated and doesn't require much tuning. This is a graphical version of Microcore linux image, we...
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Putty Connection Manager
If you work with Cisco or Linux you are probably used to working with a terminal window. When you have several terminal windows on your desktop this might become a bit annoying when they are all scattered around the screen. Putty connection manager solves this problem! Best Part is Putty Manager can be used with GNS3. By using Putty Connection...
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Cisco Routing & Switching Certifications
Cisco offers different "tracks" when it comes to certification:
Routing & Switching
Design
Network Security
Service Provider
Service Provider Operations
Storage Networking
Voice
Wireless
Most of the tracks have 3 "levels" of certification: CCNA (Cisco Certified Network Associate)...
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How to run Linux Router Vyatta in GNS3
What is the Vyatta ?
Vyatta is bringing innovation and affordability to the networking industry by delivering advanced routing and security in a software-based network OS that scales from the branch office to the service provider edge. Vyatta has decoupled networking software from proprietary hardware allowing users to leverage the price...
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All About GNS3
You can find some user based support on the Freenode network of IRC. Server: irc.freenode.com Channels: #gns3: Focuses on support for the GNS3 product (bugs, recommendations, complaints) #gns3-labs: Aimed to help with labs and trade topologies.. Not an official GNS3 support channel. GNS3-Labs Facebook Page GNS3 Official Site GNS3 Wiki GNS3 Technical Blog GNS3 Forums Dynamips Tutorial: Dynagen is a front-end for...
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Cisco Packet Tracer Video Tutorials
English | MP4 | 1920x1080 | AVC - 1108 Kbps | AAC - 126 Kbps | 916.16 MB
Genre: Video Training
Cisco Networking Academy is a comprehensive e-learning initiative that enables students to develop valuable information and communication technology skills for increased access to opportunities in the global economy. To learn more about the...
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ShaneM2 
