From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on sa.int.altlinux.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,SPF_PASS autolearn=ham version=3.2.5 From: =?koi8-r?Q?=F7=C9=CB=D4=CF=D2_=FB=D5=CD=C1=CB=CF=D7?= To: sysadmins Mime-Version: 1.0 X-Mailer: mPOP Web-Mail 2.19 X-Originating-IP: [80.252.245.235] Date: Tue, 24 Nov 2009 18:08:22 +0300 X-Mru-Data: 780:1:1:196:196:0 Content-Type: text/plain; charset=koi8-r Content-Transfer-Encoding: 8bit Message-Id: X-Spam: Not detected X-Mras: Ok Subject: [Sysadmins] =?koi8-r?b?Rnc6ICBzeXNjdGwgyczJIMvByyDJ2sLB18nU2NPR?= =?koi8-r?b?IM/UIMzJzcnUz9c=?= X-BeenThere: sysadmins@lists.altlinux.org X-Mailman-Version: 2.1.12 Precedence: list Reply-To: =?koi8-r?Q?=F7=C9=CB=D4=CF=D2_=FB=D5=CD=C1=CB=CF=D7?= , ALT Linux sysadmin discuss List-Id: ALT Linux sysadmin discuss List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Nov 2009 15:08:40 -0000 Archived-At: List-Archive: > Вообщем очередной раз хотел как лутше а получилось как обычно, вычитал в гугле кучу статей о DDos атаках, настроил firewall до ума, настроил sysctl ... > в итоге после моих "гавно" настроек на порт 411 может пробиться только ~1021-1145 клиентов, таже картина и с другими портами, увы когда я настраивал всё это я не думал что могут возникнуть подобные проблемы по этому не каких сетингов по умолчанию конечно же не оставил, как выглядит проблема на практике... на хаб забиваеться около 1020 юзеров, а остальным пишет просто "конектинг" и ждёт пока какой то с юзеров отвалиться от хаба, юзер отваливаеться на хаб заходит другой... при этом всём в этот момент вполне нормально без глюков работают другие клиенты на других портах (ssh,ftp,http) думал проблема в iptables вырубил его почистил правила, на всякий пожарный дал ребут... нечего не изменилось... очень нужна помощь и подсказка где может быть спрятан подобный лимит и как его убрать, а так же как по умолчанию вернуть сетинги sysctl и /proc/net > > буду очень рад любой помощи, выложу вывод любых комманд. > (инет проходит по pppoe а соединение с pppoe происходит через eth1) > =============================================== > [root@rainbow1 etc]# ulimit > unlimited > > [root@rainbow1 etc]# ulimit -a > core file size (blocks, -c) 0 > data seg size (kbytes, -d) unlimited > max nice (-e) 0 > file size (blocks, -f) unlimited > pending signals (-i) 12273 > max locked memory (kbytes, -l) 32 > max memory size (kbytes, -m) unlimited > open files (-n) 12000 > pipe size (512 bytes, -p) 8 > POSIX message queues (bytes, -q) 819200 > max rt priority (-r) 0 > stack size (kbytes, -s) 8192 > cpu time (seconds, -t) unlimited > max user processes (-u) 80000 > virtual memory (kbytes, -v) unlimited > file locks (-x) unlimited > > [root@rainbow1 etc]# iptables --list > Chain INPUT (policy ACCEPT) > target prot opt source destination > > Chain FORWARD (policy ACCEPT) > target prot opt source destination > > Chain OUTPUT (policy ACCEPT) > target prot opt source destination > > [root@rainbow1 etc]# sysctl -a > kernel.sched_min_granularity_ns = 4000000 > kernel.sched_latency_ns = 200000 > kernel.sched_wakeup_granularity_ns = 100000 > kernel.sched_batch_wakeup_granularity_ns = 10000000 > kernel.sched_child_runs_first = 1 > kernel.sched_features = 15 > kernel.sched_migration_cost = 500 > kernel.sched_nr_migrate = 32 > kernel.sched_rt_period_us = 1000000 > kernel.sched_rt_runtime_us = 950000 > kernel.sched_compat_yield = 0 > kernel.panic = 0 > kernel.core_uses_pid = 1 > kernel.core_pattern = core > kernel.tainted = 0 > kernel.real-root-dev = 0 > kernel.print-fatal-signals = 0 > kernel.ctrl-alt-del = 0 > kernel.modprobe = /sbin/modprobe > kernel.hotplug = > kernel.acct = 4 2 30 > kernel.sysrq = 0 > kernel.cad_pid = 1 > kernel.threads-max = 16777216 > kernel.random.poolsize = 4096 > kernel.random.entropy_avail = 198 > kernel.random.read_wakeup_threshold = 64 > kernel.random.write_wakeup_threshold = 128 > kernel.random.boot_id = bc9f7a70-bb52-47cf-b896-bce397d3948c > kernel.random.uuid = 7d080f18-3fad-4fd9-a903-47f91de6e50b > kernel.overflowuid = 65534 > kernel.overflowgid = 65534 > kernel.pid_max = 32768 > kernel.panic_on_oops = 0 > kernel.printk = 4 4 1 7 > kernel.printk_ratelimit = 5 > kernel.printk_ratelimit_burst = 10 > kernel.ngroups_max = 65536 > kernel.unknown_nmi_panic = 0 > kernel.nmi_watchdog = 0 > kernel.panic_on_unrecovered_nmi = 0 > kernel.bootloader_type = 2 > kernel.kstack_depth_to_print = 24 > kernel.io_delay_type = 0 > kernel.randomize_va_space = 1 > kernel.acpi_video_flags = 0 > kernel.softlockup_thresh = 60 > kernel.hung_task_check_count = 2400 > kernel.hung_task_timeout_secs = 120 > kernel.hung_task_warnings = 10 > kernel.max_lock_depth = 4096 > kernel.maps_protect = 1 > kernel.poweroff_cmd = /sbin/poweroff > kernel.sched_domain.cpu0.domain0.min_interval = 1 > kernel.sched_domain.cpu0.domain0.max_interval = 4 > kernel.sched_domain.cpu0.domain0.busy_idx = 2 > kernel.sched_domain.cpu0.domain0.idle_idx = 1 > kernel.sched_domain.cpu0.domain0.newidle_idx = 2 > kernel.sched_domain.cpu0.domain0.wake_idx = 1 > kernel.sched_domain.cpu0.domain0.forkexec_idx = 1 > kernel.sched_domain.cpu0.domain0.busy_factor = 64 > kernel.sched_domain.cpu0.domain0.imbalance_pct = 125 > kernel.sched_domain.cpu0.domain0.cache_nice_tries = 1 > kernel.sched_domain.cpu0.domain0.flags = 47 > kernel.ostype = Linux > kernel.osrelease = 2.6.25-std-def-alt8.M41.4 > kernel.version = #1 SMP Sat Dec 6 14:42:12 MSK 2008 > kernel.hostname = rainbow1 > kernel.domainname = artifica > kernel.shmmax = 0 > kernel.shmall = 0 > kernel.shmmni = 4096 > kernel.msgmax = 65536 > kernel.msgmni = 16 > kernel.msgmnb = 65536 > kernel.sem = 250 256000 100 1024 > kernel.pty.max = 4096 > kernel.pty.nr = 5 > vm.overcommit_memory = 0 > vm.panic_on_oom = 0 > vm.oom_kill_allocating_task = 0 > vm.oom_dump_tasks = 0 > vm.overcommit_ratio = 50 > vm.page-cluster = 512 > vm.dirty_background_ratio = 75 > vm.dirty_ratio = 80 > vm.dirty_writeback_centisecs = 0 > vm.dirty_expire_centisecs = 4 > vm.nr_pdflush_threads = 2 > vm.swappiness = 10 > vm.nr_hugepages = 0 > vm.hugetlb_shm_group = 0 > vm.hugepages_treat_as_movable = 1 > vm.nr_overcommit_hugepages = 0 > vm.lowmem_reserve_ratio = 256 32 32 > vm.drop_caches = 0 > vm.min_free_kbytes = 16384 > vm.percpu_pagelist_fraction = 0 > vm.max_map_count = 65536 > vm.laptop_mode = 0 > vm.block_dump = 0 > vm.vfs_cache_pressure = 20 > vm.legacy_va_layout = 0 > vm.stat_interval = 1 > vm.mmap_min_addr = 65535 > vm.vdso_enabled = 1 > vm.highmem_is_dirtyable = 0 > fs.inode-nr = 29367 5028 > fs.inode-state = 29367 5028 0 0 0 0 0 > fs.file-nr = 1728 0 65536 > fs.file-max = 65536 > fs.nr_open = 1048576 > fs.dentry-state = 28078 23273 45 0 0 0 > fs.overflowuid = 65534 > fs.overflowgid = 65534 > fs.leases-enable = 1 > fs.dir-notify-enable = 1 > fs.lease-break-time = 45 > fs.aio-nr = 0 > fs.aio-max-nr = 8 > fs.inotify.max_user_instances = 128 > fs.inotify.max_user_watches = 8192 > fs.inotify.max_queued_events = 16384 > fs.suid_dumpable = 0 > fs.quota.lookups = 0 > fs.quota.drops = 0 > fs.quota.reads = 0 > fs.quota.writes = 0 > fs.quota.cache_hits = 0 > fs.quota.allocated_dquots = 0 > fs.quota.free_dquots = 0 > fs.quota.syncs = 10 > fs.quota.warnings = 1 > fs.mqueue.queues_max = 32768 > fs.mqueue.msg_max = 2048 > fs.mqueue.msgsize_max = 16384 > fs.xfs.restrict_chown = 1 > fs.xfs.irix_sgid_inherit = 0 > fs.xfs.irix_symlink_mode = 0 > fs.xfs.panic_mask = 0 > fs.xfs.error_level = 3 > fs.xfs.xfssyncd_centisecs = 3000 > fs.xfs.inherit_sync = 1 > fs.xfs.inherit_nodump = 1 > fs.xfs.inherit_noatime = 1 > fs.xfs.xfsbufd_centisecs = 100 > fs.xfs.age_buffer_centisecs = 1500 > fs.xfs.inherit_nosymlinks = 0 > fs.xfs.rotorstep = 1 > fs.xfs.inherit_nodefrag = 1 > fs.xfs.filestream_centisecs = 3000 > fs.xfs.stats_clear = 0 > debug.exception-trace = 1 > dev.raid.speed_limit_min = 1000 > dev.raid.speed_limit_max = 200000 > dev.hpet.max-user-freq = 64 > dev.mac_hid.mouse_button_emulation = 0 > dev.mac_hid.mouse_button2_keycode = 97 > dev.mac_hid.mouse_button3_keycode = 100 > dev.scsi.logging_level = 0 > dev.rtc.max-user-freq = 64 > net.ipv4.neigh.default.mcast_solicit = 3 > net.ipv4.neigh.default.ucast_solicit = 3 > net.ipv4.neigh.default.app_solicit = 0 > net.ipv4.neigh.default.retrans_time = 100 > net.ipv4.neigh.default.base_reachable_time = 30 > net.ipv4.neigh.default.delay_first_probe_time = 5 > net.ipv4.neigh.default.gc_stale_time = 60 > net.ipv4.neigh.default.unres_qlen = 3 > net.ipv4.neigh.default.proxy_qlen = 64 > net.ipv4.neigh.default.anycast_delay = 100 > net.ipv4.neigh.default.proxy_delay = 80 > net.ipv4.neigh.default.locktime = 100 > net.ipv4.neigh.default.retrans_time_ms = 1000 > net.ipv4.neigh.default.base_reachable_time_ms = 30000 > net.ipv4.neigh.default.gc_interval = 30 > net.ipv4.neigh.default.gc_thresh1 = 128 > net.ipv4.neigh.default.gc_thresh2 = 512 > net.ipv4.neigh.default.gc_thresh3 = 2400 > net.ipv4.neigh.lo.mcast_solicit = 3 > net.ipv4.neigh.lo.ucast_solicit = 3 > net.ipv4.neigh.lo.app_solicit = 0 > net.ipv4.neigh.lo.retrans_time = 100 > net.ipv4.neigh.lo.base_reachable_time = 30 > net.ipv4.neigh.lo.delay_first_probe_time = 5 > net.ipv4.neigh.lo.gc_stale_time = 60 > net.ipv4.neigh.lo.unres_qlen = 3 > net.ipv4.neigh.lo.proxy_qlen = 64 > net.ipv4.neigh.lo.anycast_delay = 100 > net.ipv4.neigh.lo.proxy_delay = 80 > net.ipv4.neigh.lo.locktime = 100 > net.ipv4.neigh.lo.retrans_time_ms = 1000 > net.ipv4.neigh.lo.base_reachable_time_ms = 30000 > net.ipv4.neigh.eth0.mcast_solicit = 3 > net.ipv4.neigh.eth0.ucast_solicit = 3 > net.ipv4.neigh.eth0.app_solicit = 0 > net.ipv4.neigh.eth0.retrans_time = 100 > net.ipv4.neigh.eth0.base_reachable_time = 30 > net.ipv4.neigh.eth0.delay_first_probe_time = 5 > net.ipv4.neigh.eth0.gc_stale_time = 60 > net.ipv4.neigh.eth0.unres_qlen = 3 > net.ipv4.neigh.eth0.proxy_qlen = 64 > net.ipv4.neigh.eth0.anycast_delay = 100 > net.ipv4.neigh.eth0.proxy_delay = 80 > net.ipv4.neigh.eth0.locktime = 100 > net.ipv4.neigh.eth0.retrans_time_ms = 1000 > net.ipv4.neigh.eth0.base_reachable_time_ms = 30000 > net.ipv4.neigh.eth1.mcast_solicit = 3 > net.ipv4.neigh.eth1.ucast_solicit = 3 > net.ipv4.neigh.eth1.app_solicit = 0 > net.ipv4.neigh.eth1.retrans_time = 100 > net.ipv4.neigh.eth1.base_reachable_time = 30 > net.ipv4.neigh.eth1.delay_first_probe_time = 5 > net.ipv4.neigh.eth1.gc_stale_time = 60 > net.ipv4.neigh.eth1.unres_qlen = 3 > net.ipv4.neigh.eth1.proxy_qlen = 64 > net.ipv4.neigh.eth1.anycast_delay = 100 > net.ipv4.neigh.eth1.proxy_delay = 80 > net.ipv4.neigh.eth1.locktime = 100 > net.ipv4.neigh.eth1.retrans_time_ms = 1000 > net.ipv4.neigh.eth1.base_reachable_time_ms = 30000 > net.ipv4.neigh.ppp0.mcast_solicit = 3 > net.ipv4.neigh.ppp0.ucast_solicit = 3 > net.ipv4.neigh.ppp0.app_solicit = 0 > net.ipv4.neigh.ppp0.retrans_time = 100 > net.ipv4.neigh.ppp0.base_reachable_time = 30 > net.ipv4.neigh.ppp0.delay_first_probe_time = 5 > net.ipv4.neigh.ppp0.gc_stale_time = 60 > net.ipv4.neigh.ppp0.unres_qlen = 3 > net.ipv4.neigh.ppp0.proxy_qlen = 64 > net.ipv4.neigh.ppp0.anycast_delay = 100 > net.ipv4.neigh.ppp0.proxy_delay = 80 > net.ipv4.neigh.ppp0.locktime = 100 > net.ipv4.neigh.ppp0.retrans_time_ms = 1000 > net.ipv4.neigh.ppp0.base_reachable_time_ms = 30000 > net.ipv4.tcp_timestamps = 0 > net.ipv4.tcp_window_scaling = 0 > net.ipv4.tcp_sack = 0 > net.ipv4.tcp_retrans_collapse = 0 > net.ipv4.ip_default_ttl = 255 > net.ipv4.ip_no_pmtu_disc = 0 > net.ipv4.ip_nonlocal_bind = 0 > net.ipv4.tcp_syn_retries = 3 > net.ipv4.tcp_synack_retries = 2 > net.ipv4.tcp_max_orphans = 8192 > net.ipv4.tcp_max_tw_buckets = 131072 > net.ipv4.ip_dynaddr = 0 > net.ipv4.tcp_keepalive_time = 1300 > net.ipv4.tcp_keepalive_probes = 9 > net.ipv4.tcp_keepalive_intvl = 75 > net.ipv4.tcp_retries1 = 3 > net.ipv4.tcp_retries2 = 15 > net.ipv4.tcp_fin_timeout = 5 > net.ipv4.tcp_syncookies = 1 > net.ipv4.tcp_tw_recycle = 0 > net.ipv4.tcp_abort_on_overflow = 1 > net.ipv4.tcp_stdurg = 0 > net.ipv4.tcp_rfc1337 = 0 > net.ipv4.tcp_max_syn_backlog = 65535 > net.ipv4.ip_local_port_range = 32768 61000 > net.ipv4.icmp_echo_ignore_all = 0 > net.ipv4.icmp_echo_ignore_broadcasts = 1 > net.ipv4.icmp_ignore_bogus_error_responses = 1 > net.ipv4.icmp_errors_use_inbound_ifaddr = 0 > error: reading key "net.ipv4.route.flush": Permission denied > net.ipv4.route.gc_thresh = 32768 > net.ipv4.route.max_size = 524288 > net.ipv4.route.gc_min_interval = 0 > net.ipv4.route.gc_min_interval_ms = 500 > net.ipv4.route.gc_timeout = 300 > net.ipv4.route.gc_interval = 60 > net.ipv4.route.redirect_load = 5 > net.ipv4.route.redirect_number = 9 > net.ipv4.route.redirect_silence = 5120 > net.ipv4.route.error_cost = 250 > net.ipv4.route.error_burst = 1250 > net.ipv4.route.gc_elasticity = 8 > net.ipv4.route.mtu_expires = 600 > net.ipv4.route.min_pmtu = 552 > net.ipv4.route.min_adv_mss = 256 > net.ipv4.route.secret_interval = 600 > net.ipv4.igmp_max_memberships = 20 > net.ipv4.igmp_max_msf = 10 > net.ipv4.inet_peer_threshold = 65664 > net.ipv4.inet_peer_minttl = 120 > net.ipv4.inet_peer_maxttl = 600 > net.ipv4.inet_peer_gc_mintime = 10 > net.ipv4.inet_peer_gc_maxtime = 120 > net.ipv4.tcp_orphan_retries = 9 > net.ipv4.tcp_fack = 1 > net.ipv4.tcp_reordering = 1024 > net.ipv4.tcp_ecn = 0 > net.ipv4.tcp_dsack = 1 > net.ipv4.tcp_mem = 131072 262144 1048576 > net.ipv4.tcp_wmem = 8192 24576 35000 > net.ipv4.tcp_rmem = 8192 24576 35000 > net.ipv4.tcp_app_win = 31 > net.ipv4.tcp_adv_win_scale = 2 > net.ipv4.icmp_ratelimit = 250 > net.ipv4.icmp_ratemask = 6168 > net.ipv4.tcp_tw_reuse = 0 > net.ipv4.tcp_frto = 1 > net.ipv4.tcp_frto_response = 2 > net.ipv4.tcp_low_latency = 0 > net.ipv4.tcp_no_metrics_save = 1 > net.ipv4.tcp_moderate_rcvbuf = 1 > net.ipv4.tcp_tso_win_divisor = 3 > net.ipv4.tcp_congestion_control = veno > net.ipv4.tcp_abc = 2 > net.ipv4.tcp_mtu_probing = 0 > net.ipv4.tcp_base_mss = 512 > net.ipv4.tcp_workaround_signed_windows = 1 > net.ipv4.tcp_dma_copybreak = 4096 > net.ipv4.tcp_slow_start_after_idle = 1 > net.ipv4.cipso_cache_enable = 1 > net.ipv4.cipso_cache_bucket_size = 10 > net.ipv4.cipso_rbm_optfmt = 0 > net.ipv4.cipso_rbm_strictvalid = 1 > net.ipv4.tcp_available_congestion_control = veno bic reno > net.ipv4.tcp_allowed_congestion_control = veno bic reno > net.ipv4.tcp_max_ssthresh = 0 > net.ipv4.udp_mem = 146112 194816 292224 > net.ipv4.udp_rmem_min = 4096 > net.ipv4.udp_wmem_min = 4096 > net.ipv4.netfilter.ip_conntrack_generic_timeout = 600 > net.ipv4.netfilter.ip_conntrack_tcp_timeout_syn_sent = 120 > net.ipv4.netfilter.ip_conntrack_tcp_timeout_syn_recv = 60 > net.ipv4.netfilter.ip_conntrack_tcp_timeout_established = 432000 > net.ipv4.netfilter.ip_conntrack_tcp_timeout_fin_wait = 120 > net.ipv4.netfilter.ip_conntrack_tcp_timeout_close_wait = 60 > net.ipv4.netfilter.ip_conntrack_tcp_timeout_last_ack = 30 > net.ipv4.netfilter.ip_conntrack_tcp_timeout_time_wait = 120 > net.ipv4.netfilter.ip_conntrack_tcp_timeout_close = 10 > net.ipv4.netfilter.ip_conntrack_tcp_timeout_max_retrans = 300 > net.ipv4.netfilter.ip_conntrack_tcp_loose = 1 > net.ipv4.netfilter.ip_conntrack_tcp_be_liberal = 0 > net.ipv4.netfilter.ip_conntrack_tcp_max_retrans = 3 > net.ipv4.netfilter.ip_conntrack_udp_timeout = 30 > net.ipv4.netfilter.ip_conntrack_udp_timeout_stream = 180 > net.ipv4.netfilter.ip_conntrack_icmp_timeout = 30 > net.ipv4.netfilter.ip_conntrack_max = 16777216 > net.ipv4.netfilter.ip_conntrack_count = 617 > net.ipv4.netfilter.ip_conntrack_buckets = 16384 > net.ipv4.netfilter.ip_conntrack_checksum = 1 > net.ipv4.netfilter.ip_conntrack_log_invalid = 0 > net.ipv4.conf.all.forwarding = 0 > net.ipv4.conf.all.mc_forwarding = 0 > net.ipv4.conf.all.accept_redirects = 0 > net.ipv4.conf.all.secure_redirects = 1 > net.ipv4.conf.all.shared_media = 1 > net.ipv4.conf.all.rp_filter = 1 > net.ipv4.conf.all.send_redirects = 0 > net.ipv4.conf.all.accept_source_route = 0 > net.ipv4.conf.all.proxy_arp = 0 > net.ipv4.conf.all.medium_id = 0 > net.ipv4.conf.all.bootp_relay = 1 > net.ipv4.conf.all.log_martians = 0 > net.ipv4.conf.all.tag = 0 > net.ipv4.conf.all.arp_filter = 1 > net.ipv4.conf.all.arp_announce = 0 > net.ipv4.conf.all.arp_ignore = 1 > net.ipv4.conf.all.arp_accept = 0 > net.ipv4.conf.all.disable_xfrm = 0 > net.ipv4.conf.all.disable_policy = 0 > net.ipv4.conf.all.force_igmp_version = 0 > net.ipv4.conf.all.promote_secondaries = 0 > net.ipv4.conf.default.forwarding = 0 > net.ipv4.conf.default.mc_forwarding = 0 > net.ipv4.conf.default.accept_redirects = 1 > net.ipv4.conf.default.secure_redirects = 1 > net.ipv4.conf.default.shared_media = 1 > net.ipv4.conf.default.rp_filter = 1 > net.ipv4.conf.default.send_redirects = 1 > net.ipv4.conf.default.accept_source_route = 0 > net.ipv4.conf.default.proxy_arp = 0 > net.ipv4.conf.default.medium_id = 0 > net.ipv4.conf.default.bootp_relay = 0 > net.ipv4.conf.default.log_martians = 0 > net.ipv4.conf.default.tag = 0 > net.ipv4.conf.default.arp_filter = 0 > net.ipv4.conf.default.arp_announce = 0 > net.ipv4.conf.default.arp_ignore = 0 > net.ipv4.conf.default.arp_accept = 0 > net.ipv4.conf.default.disable_xfrm = 0 > net.ipv4.conf.default.disable_policy = 0 > net.ipv4.conf.default.force_igmp_version = 0 > net.ipv4.conf.default.promote_secondaries = 0 > net.ipv4.conf.lo.forwarding = 0 > net.ipv4.conf.lo.mc_forwarding = 0 > net.ipv4.conf.lo.accept_redirects = 1 > net.ipv4.conf.lo.secure_redirects = 1 > net.ipv4.conf.lo.shared_media = 1 > net.ipv4.conf.lo.rp_filter = 1 > net.ipv4.conf.lo.send_redirects = 1 > net.ipv4.conf.lo.accept_source_route = 0 > net.ipv4.conf.lo.proxy_arp = 0 > net.ipv4.conf.lo.medium_id = 0 > net.ipv4.conf.lo.bootp_relay = 0 > net.ipv4.conf.lo.log_martians = 0 > net.ipv4.conf.lo.tag = 0 > net.ipv4.conf.lo.arp_filter = 0 > net.ipv4.conf.lo.arp_announce = 0 > net.ipv4.conf.lo.arp_ignore = 0 > net.ipv4.conf.lo.arp_accept = 0 > net.ipv4.conf.lo.disable_xfrm = 1 > net.ipv4.conf.lo.disable_policy = 1 > net.ipv4.conf.lo.force_igmp_version = 0 > net.ipv4.conf.lo.promote_secondaries = 0 > net.ipv4.conf.eth0.forwarding = 0 > net.ipv4.conf.eth0.mc_forwarding = 0 > net.ipv4.conf.eth0.accept_redirects = 1 > net.ipv4.conf.eth0.secure_redirects = 1 > net.ipv4.conf.eth0.shared_media = 1 > net.ipv4.conf.eth0.rp_filter = 0 > net.ipv4.conf.eth0.send_redirects = 1 > net.ipv4.conf.eth0.accept_source_route = 0 > net.ipv4.conf.eth0.proxy_arp = 0 > net.ipv4.conf.eth0.medium_id = 0 > net.ipv4.conf.eth0.bootp_relay = 0 > net.ipv4.conf.eth0.log_martians = 0 > net.ipv4.conf.eth0.tag = 0 > net.ipv4.conf.eth0.arp_filter = 0 > net.ipv4.conf.eth0.arp_announce = 0 > net.ipv4.conf.eth0.arp_ignore = 0 > net.ipv4.conf.eth0.arp_accept = 0 > net.ipv4.conf.eth0.disable_xfrm = 0 > net.ipv4.conf.eth0.disable_policy = 0 > net.ipv4.conf.eth0.force_igmp_version = 0 > net.ipv4.conf.eth0.promote_secondaries = 0 > net.ipv4.conf.eth1.forwarding = 0 > net.ipv4.conf.eth1.mc_forwarding = 0 > net.ipv4.conf.eth1.accept_redirects = 1 > net.ipv4.conf.eth1.secure_redirects = 1 > net.ipv4.conf.eth1.shared_media = 1 > net.ipv4.conf.eth1.rp_filter = 1 > net.ipv4.conf.eth1.send_redirects = 1 > net.ipv4.conf.eth1.accept_source_route = 0 > net.ipv4.conf.eth1.proxy_arp = 0 > net.ipv4.conf.eth1.medium_id = 0 > net.ipv4.conf.eth1.bootp_relay = 0 > net.ipv4.conf.eth1.log_martians = 0 > net.ipv4.conf.eth1.tag = 0 > net.ipv4.conf.eth1.arp_filter = 0 > net.ipv4.conf.eth1.arp_announce = 0 > net.ipv4.conf.eth1.arp_ignore = 0 > net.ipv4.conf.eth1.arp_accept = 0 > net.ipv4.conf.eth1.disable_xfrm = 0 > net.ipv4.conf.eth1.disable_policy = 0 > net.ipv4.conf.eth1.force_igmp_version = 0 > net.ipv4.conf.eth1.promote_secondaries = 0 > net.ipv4.conf.ppp0.forwarding = 0 > net.ipv4.conf.ppp0.mc_forwarding = 0 > net.ipv4.conf.ppp0.accept_redirects = 1 > net.ipv4.conf.ppp0.secure_redirects = 1 > net.ipv4.conf.ppp0.shared_media = 1 > net.ipv4.conf.ppp0.rp_filter = 1 > net.ipv4.conf.ppp0.send_redirects = 1 > net.ipv4.conf.ppp0.accept_source_route = 0 > net.ipv4.conf.ppp0.proxy_arp = 0 > net.ipv4.conf.ppp0.medium_id = 0 > net.ipv4.conf.ppp0.bootp_relay = 0 > net.ipv4.conf.ppp0.log_martians = 0 > net.ipv4.conf.ppp0.tag = 0 > net.ipv4.conf.ppp0.arp_filter = 0 > net.ipv4.conf.ppp0.arp_announce = 0 > net.ipv4.conf.ppp0.arp_ignore = 0 > net.ipv4.conf.ppp0.arp_accept = 0 > net.ipv4.conf.ppp0.disable_xfrm = 0 > net.ipv4.conf.ppp0.disable_policy = 0 > net.ipv4.conf.ppp0.force_igmp_version = 0 > net.ipv4.conf.ppp0.promote_secondaries = 0 > net.ipv4.ip_forward = 0 > net.ipv4.ipfrag_high_thresh = 393216 > net.ipv4.ipfrag_low_thresh = 262144 > net.ipv4.ipfrag_time = 30 > net.ipv4.ipfrag_secret_interval = 600 > net.ipv4.ipfrag_max_dist = 64 > net.token-ring.rif_timeout = 150000 > net.netfilter.nf_conntrack_generic_timeout = 600 > net.netfilter.nf_conntrack_max = 16777216 > net.netfilter.nf_conntrack_count = 618 > net.netfilter.nf_conntrack_buckets = 16384 > net.netfilter.nf_conntrack_checksum = 1 > net.netfilter.nf_conntrack_log_invalid = 0 > net.netfilter.nf_conntrack_expect_max = 16777216 > net.netfilter.nf_conntrack_tcp_timeout_syn_sent = 120 > net.netfilter.nf_conntrack_tcp_timeout_syn_recv = 60 > net.netfilter.nf_conntrack_tcp_timeout_established = 432000 > net.netfilter.nf_conntrack_tcp_timeout_fin_wait = 120 > net.netfilter.nf_conntrack_tcp_timeout_close_wait = 60 > net.netfilter.nf_conntrack_tcp_timeout_last_ack = 30 > net.netfilter.nf_conntrack_tcp_timeout_time_wait = 120 > net.netfilter.nf_conntrack_tcp_timeout_close = 10 > net.netfilter.nf_conntrack_tcp_timeout_max_retrans = 300 > net.netfilter.nf_conntrack_tcp_loose = 1 > net.netfilter.nf_conntrack_tcp_be_liberal = 0 > net.netfilter.nf_conntrack_tcp_max_retrans = 3 > net.netfilter.nf_conntrack_udp_timeout = 30 > net.netfilter.nf_conntrack_udp_timeout_stream = 180 > net.netfilter.nf_conntrack_icmp_timeout = 30 > net.nf_conntrack_max = 16777216 > net.core.wmem_max = 262144 > net.core.rmem_max = 262144 > net.core.wmem_default = 16384 > net.core.rmem_default = 16384 > net.core.dev_weight = 255 > net.core.netdev_max_backlog = 16777216 > net.core.message_cost = 5 > net.core.message_burst = 10 > net.core.optmem_max = 65535 > net.core.xfrm_aevent_etime = 10 > net.core.xfrm_aevent_rseqth = 2 > net.core.xfrm_larval_drop = 0 > net.core.xfrm_acq_expires = 30 > net.core.somaxconn = 16777216 > net.core.netdev_budget = 300 > net.core.warnings = 1 > net.unix.max_dgram_qlen = 10 > ========================= > у кого есть мысли как сбросить настройки по умолчанию ?