Router(config)# crypto map VAARGH-FENCE 10 ipsec-isakmp Router(config-crypto-map)# set peer 192.168.0.1 255.255.255.0 Router(config-crypto-map)# set transform-set AES256-SHA
Password:
Router# copy running-config startup-config
The last light of the dying star, designated K-740, bled across the console of the ISS Relentless . Captain Elara Vance stared at the primary data core’s display. One line of text glared back, green against the gloom: i--- C7200-advipservicesk9-mz.152-4.s5.bin
She applied the crypto map to every virtual interface the C7200 could see.
“It’s beautiful, in a way,” whispered the ship’s engineer, a grizzled man named Dorian. “A ghost.”
On the screen, the router prompt sat patiently, waiting for the next impossible command. “It’s beautiful, in a way,” whispered the ship’s
She had one card left. The “k9” – the crypto. She scrambled through the old command tree, fingers bleeding on the sharp keys of the ancient terminal. She found it: crypto isakmp policy 10 . She set the encryption to AES 256. She set the hash to SHA-1. It was archaic, brute-forceable by a modern quantum laptop. But the Vaargh didn’t have a quantum laptop. They had teeth and malice.
Router>
Router#
“The Vaargh don’t exploit packets,” she said. “They eat souls. Patch me in.”
Outside, the Vaargh ships hit the invisible barrier of the IPsec tunnels. Their psionic howls turned to confused static. They were trying to disrupt a handshake that didn't exist, to break a protocol that had no feelings. They ricocheted off the ordered packets, confused, isolated. One by one, they flickered and fled.
The Relentless was safe.
The data core whirred. The filename flashed one last time: i--- C7200-advipservicesk9-mz.152-4.s5.bin . The “i---” meant the image was not compressed, not mangled. It was pure.
Elara leaned back. A single tear traced a clean line through the grime on her cheek. She looked at Dorian. “Two hundred years old,” she said softly. “And it still routes.”