import os
import sys
import paramiko

sys.stdout.reconfigure(encoding="utf-8")
pkey = paramiko.Ed25519Key.from_private_key_file(os.path.expanduser('~/.ssh/id_ed25519_snarfnet'))

client = paramiko.SSHClient()
client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
client.connect("140.44.4.11", username="root", pkey=pkey, timeout=10)

cmd = "ip neighbor show"
stdin, stdout, stderr = client.exec_command(cmd)
print("ARP TABLE ON CTL01:")
for line in stdout.read().decode().splitlines():
    if "140.44.4." in line:
        print(line)
client.close()