Function val

network_diagnostics.py:341–343

(k)

    pinned to a NIC ping *that* link's gateway instead of the global one (which
    may sit on a different segment entirely)."""
    res = _run(['ip', 'route', 'show', 'default', 'dev', iface], timeout=5)
    m = re.search(r'\bvia\s+(\S+)', res['out'] or '')
    return m.group(1) if m else None


def _egress_iface(preferred=None):