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How to add Router IOS Image
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GNS3

1. Double click the GNS3 Icon:
2. Once Opened GNS3, in Menu Bar click Edit and select Preferences to open the Preferences window.
or Press ( Ctrl+Shift+P)

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3. Click IOS Router then Click New to add a Router IOS image in GNS3.

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4. Click Browse and select the Router IOS image that you want to add in GNS3.

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5. Select Router IOS Image and Click to Open.

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6. Click Yes.

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7. In the Name and platform window, specify the name and platform for the IOS image and then click Next.

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8. In the Memory Window page, leave its Default RAM size and then click Next

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9. In the Network adapters page, Select the slots and then click Next as shown in the following figure.

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9. Now Click Idle-PC finder and wait... until found value.
(An Idle-pc value is necessary to prevent IOS to use 100% of your System processor.)

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10. Idle -Pc value found... Now click OK and Finish.

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11. Click Apply then OK .

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12. Setup is successfully completed...
Click the Router Symbol to Check Added Router IOS.

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End of Course