cfg.RedirectDNS = true
			},
		},
	}
	probeSNATipv4 := netip.MustParseAddr("169.254.7.127")
	probeSNATipv6 := netip.MustParseAddr("e9ac:1e77:90ca:399f:4d6d:ece2:2f9b:3164")

	for _, tt := range cases {
		for _, ipv6 := range []bool{false, true} {
			t.Run(tt.name+"_"+ipstr(ipv6), func(t *testing.T) {
				cfg := constructTestConfig()
				cfg.EnableIPv6 = ipv6
				tt.config(cfg)
				ext := &dep.DependenciesStub{}

	if cfg.cfg.EnableIPv6 {
		iptablesVariant = append(iptablesVariant, cfg.ipt6V)
	}

	for _, iptVer := range iptablesVariant {
		for _, cmd := range deleteCmds {
			delErrs = append(delErrs, cfg.ext.Run(iptablesconstants.IPTables, &iptVer, nil, cmd...))
		}

		for _, cmd := range optionalDeleteCmds {
			err := cfg.ext.Run(iptablesconstants.IPTables, &iptVer, nil, cmd...)
			if err != nil {

)

func setupLogging() {
	opts := istiolog.DefaultOptions()
	opts.SetDefaultOutputLevel(istiolog.OverrideScopeName, istiolog.DebugLevel)
	istiolog.Configure(opts)
	for _, scope := range istiolog.Scopes() {
		scope.SetOutputLevel(istiolog.DebugLevel)
	}
}

type netTestFixture struct {
	netServer            *NetServer
	podNsMap             *podNetnsCache
	ztunnelServer        *fakeZtunnel

| HOST_PROBE_SNAT_IPV6 | "fd16:9254:7127:1337:ffff:ffff:ffff:ffff" | IPv6 link local ranges are designed to be collision-resistant by default, and so this probably never needs to be overridden |

## Sidecar Mode Implementation Details