The emulators/dynamips port
dynamips-0.2.8rc2p9 – cisco 3600/7200 platform emulator (cvsweb github mirror)
Description
Dynamips emulates various MIPS64 and PowerPC-based processors and other hardware found in Cisco routers, including many NM/PA modules e.g. Ethernet, fast Ethernet, serial, ATM, switch. It is able to boot a large number of Cisco IOS releases (not included) for the 7200, 3600, 3700 and 2600 platforms.WWW: http://www.gns3.net/dynamips/
Maintainer
The OpenBSD ports mailing-list