How to install GNS3 and to add router image in GNS3

Implementation of IPSec Site to Site VPN | TUNNEL in GNS3 | Network Security

[MallikaMohan]

Thanks for the video.. it's very helpful

[mukeremmuhdinibnumuhdin]

waleykumeselam werehmetulah thanks its helpful

[Islamic_Noor]

Download ho gaya lkn image kha sa lani ha ....koi link bata do jidhr ya images parii ho plz

[yacinouhtrf]

So the image i find it with the installation, or i get it from another way