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Mackiavelly

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  1. А как вообще заблокировать весь ipv6 c определенного влан интерфейса, пробывал через ACL ipv6 не помогло IPv6 access list ipv6-deny deny ipv6 any any sequence 10 deny tcp any any sequence 20 deny udp any any sequence 30 deny icmp any any sequence 40 вешал на IN(да да, я в курсе что в конце листа есть общий deny), все равно данный длинк роутер уваливался ко мне на проц
  2. Спасибо, нашел и пристрелил, трафик генерил dlink роутер который сошел с ума и слал кучу запросов dhcpv6 Frame 278476: 161 bytes on wire (1288 bits), 161 bytes captured (1288 bits) on interface 0 Interface id: 0 (\Device\NPF_{943AC067-18F4-4A96-A094-1F786715D536}) Interface name: \Device\NPF_{943AC067-18F4-4A96-A094-1F786715D536} Encapsulation type: Ethernet (1) Arrival Time: Jan 29, 2018 15:43:40.009917000 Финляндия (зима) [Time shift for this packet: 0.000000000 seconds] Epoch Time: 1517233420.009917000 seconds [Time delta from previous captured frame: 0.000002000 seconds] [Time delta from previous displayed frame: 0.000002000 seconds] [Time since reference or first frame: 68.972064000 seconds] Frame Number: 278476 Frame Length: 161 bytes (1288 bits) Capture Length: 161 bytes (1288 bits) [Frame is marked: False] [Frame is ignored: False] [Protocols in frame: eth:ethertype:ipv6:udp:dhcpv6] [Coloring Rule Name: UDP] [Coloring Rule String: udp] Ethernet II, Src: D-LinkIn_c8:4e:69 (90:8d:78:c8:4e:69), Dst: IPv6mcast_01:00:02 (33:33:00:01:00:02) Destination: IPv6mcast_01:00:02 (33:33:00:01:00:02) Address: IPv6mcast_01:00:02 (33:33:00:01:00:02) .... ..1. .... .... .... .... = LG bit: Locally administered address (this is NOT the factory default) .... ...1 .... .... .... .... = IG bit: Group address (multicast/broadcast) Source: D-LinkIn_c8:4e:69 (90:8d:78:c8:4e:69) Address: D-LinkIn_c8:4e:69 (90:8d:78:c8:4e:69) .... ..0. .... .... .... .... = LG bit: Globally unique address (factory default) .... ...0 .... .... .... .... = IG bit: Individual address (unicast) Type: IPv6 (0x86dd) Internet Protocol Version 6, Src: fe80::928d:78ff:fec8:4e69, Dst: ff02::1:2 0110 .... = Version: 6 .... 0000 0000 .... .... .... .... .... = Traffic Class: 0x00 (DSCP: CS0, ECN: Not-ECT) .... 0000 00.. .... .... .... .... .... = Differentiated Services Codepoint: Default (0) .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0) .... .... .... 0000 0000 0000 0000 0000 = Flow Label: 0x00000 Payload Length: 107 Next Header: UDP (17) Hop Limit: 64 Source: fe80::928d:78ff:fec8:4e69 Destination: ff02::1:2 [Source SA MAC: D-LinkIn_c8:4e:69 (90:8d:78:c8:4e:69)] [Source GeoIP: Unknown] [Destination GeoIP: Unknown] User Datagram Protocol, Src Port: 546, Dst Port: 547 Source Port: 546 Destination Port: 547 Length: 107 Checksum: 0xbd69 [unverified] [Checksum Status: Unverified] [Stream index: 1164] DHCPv6 Message type: Solicit (1) Transaction ID: 0x870fcf Elapsed time Option: Elapsed time (8) Length: 2 Value: ffff Elapsed time: 655350ms Option Request Option: Option Request (6) Length: 16 Value: 00150016001700180038001600400043 Requested Option code: SIP Server Domain Name List (21) Requested Option code: SIP Servers IPv6 Address List (22) Requested Option code: DNS recursive name server (23) Requested Option code: Domain Search List (24) Requested Option code: NTP Server (56) Requested Option code: SIP Servers IPv6 Address List (22) Requested Option code: Dual-Stack Lite AFTR Name (64) Requested Option code: Prefix Exclude (67) Client Identifier Option: Client Identifier (1) Length: 10 Value: 00030001908d78c84e69 DUID: 00030001908d78c84e69 DUID Type: link-layer address (3) Hardware type: Ethernet (1) Link-layer address: 90:8d:78:c8:4e:69 Reconfigure Accept Option: Reconfigure Accept (20) Length: 0 Fully Qualified Domain Name Option: Fully Qualified Domain Name (39) Length: 15 Value: 000c446c696e6b2d526f7574657200 0000 0... = Reserved: 0x00 .... .0.. = N bit: Server should perform DNS updates .... ..0. = O bit: Server has not overridden client's S bit preference .... ...0 = S bit: Server should not perform forward DNS updates Client FQDN: Dlink-Router Identity Association for Non-temporary Address Option: Identity Association for Non-temporary Address (3) Length: 12 Value: 000000010000000000000000 IAID: 00000001 T1: 0 T2: 0 Identity Association for Prefix Delegation Option: Identity Association for Prefix Delegation (25) Length: 12 Value: 000000010000000000000000 IAID: 00000001 T1: 0 T2: 0 я его мак покаместь просто дропаю с интерфейса, щас буду думать как в дальнейшем отсреливать таких товарищей
  3. Тоесть скорее всего, хомячек шлет на шелезку мультикаст?
  4. #show ibc brief =========================== Inband counters and statistics =========================== Interface information: Interface IBC0/0(idb 0x48B7F638) 5 minute rx rate 9124000 bits/sec 7260 packets/sec 5 minute tx rate 116000 bits/sec 188 packets/sec 28527416707 Packets input, 3398136801082 bytes 0 broadcasts received 5402096384 Packets outputs, 630114855984 bytes 541867908 broadcasts sent 36729368 Inband input packet drops 0 Inband output packet drops 2 IBC resets *** Inband Generic Counters*** 0 Packets Input, 0 Bytes 0 Broadcasts Input 0 Packets Output 0 Total Drops 0 software bridged paks 0 Packets Fast switching paks Potential/Actual paks CEF switched 0/0 Potential/Actual paks tag CEF switched 0/0 0 packets xconnect CEF switched 0 Packets xconnect L2 switched 0 packets xconnect dropped 0 Packets immediately punted Potential/Actual paks copied to process level 0/0 Potential/Actual paks copied to L2 process level 0/0 0 Packets L2 processed 0 packets L2 switched 0 Encapsulation corrections Internally intercepted packets: 0 exc, 0 dindex (0 sp, 0 old index), 0 cap1, 0 cap2 Earl8 shimmed paks rcvd: 0 pseudoipv6 0 svchdr 0 shim *** INBAND PACKET DROPS & FAILURES ***: 0 runt 0 length error 0 shim_processing 0 shim_error 0 no idb 0 get_l2_idb failures 0 if_input changes 0 intercept 0 spd 0 Number of times intercept function(s) returning incorrect values 0 bridge loopback 0 diag 0 Rx packets with unicast IP and multicast MAC 0 fastsend 0 soutput 0 no mac descriptors 0 NULL if_outputs 0 throttle 0 throttle sneaks 0 encapsulation 0 get_lif 0 if_input corrections 0 uncorrectable if_inputs 0 corr ecc errors 0 null parse packet 0 shim insertions attempted at tx, 0 failed 0 times les cef vector not set 0 times les cef vector disabled packet drop trace: Intercept Vectors: Inband Intercepts: #
  5. Друзья аналогичная ситуация железка почти какая же все способы выше не помогли #sh proc cpu s | e 0.00 CPU utilization for five seconds: 34%/22%; one minute: 39%; five minutes: 40% PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process 70 1192706321281279185 93 3.67% 3.73% 3.74% 0 Net Input 331 770944392 161987754 4759 2.07% 2.31% 2.64% 0 IP Input 364 565020840 162517702 3476 1.83% 1.74% 1.74% 0 CEF: IPv4 proces 23 5098194761011377796 504 1.35% 1.17% 1.18% 0 ARP Input 336 1828 1938 943 0.55% 0.23% 0.06% 2 Virtual Exec 307 80085992 173847082 460 0.39% 0.18% 0.17% 0 QOS Stats Gather 642 82004072 423305036 193 0.23% 0.21% 0.23% 0 OSPF-1 Router 290 47881841284350644 3 0.23% 0.21% 0.21% 0 Ethernet Msec Ti 301 105999336 524496695 202 0.15% 0.09% 0.08% 0 DHCPD Receive 244 38868076 16653854 2333 0.15% 0.15% 0.15% 0 Compute load avg 644 50721844 499074765 101 0.07% 0.11% 0.14% 0 OSPF-1 Hello 277 20115388 55665571 361 0.07% 0.07% 0.07% 0 esw_vlan_stat_pr 401 8648944 22355026 386 0.07% 0.03% 0.02% 0 HIDDEN VLAN Proc 424 38624064 280693199 137 0.07% 0.09% 0.07% 0 ADJ resolve proc 391 9230884 66937486 137 0.07% 0.05% 0.06% 0 L3 Manager 354 814884 16406482 49 0.07% 0.02% 0.01% 0 XDR mcast 329 2804392 695403877 4 0.07% 0.09% 0.07% 0 VRRS Main thread 57 10226608 52043623 196 0.07% 0.07% 0.07% 0 Per-Second Jobs # #sh platform hardware capacity System Resources PFC operating mode: PFC3B Supervisor redundancy mode: administratively sso, operationally sso Switching resources: Module Part number Series CEF mode 1 WS-X6704-10GE CEF720 dCEF 3 WS-X6148-GE-TX classic CEF 4 WS-X6724-SFP CEF720 CEF 5 WS-SUP720-3B supervisor CEF 7 WS-X6748-GE-TX CEF720 CEF Power Resources Power supply redundancy mode: administratively redundant operationally redundant System power: 2331W, 0W (0%) inline, 1496W (64%) total allocated Powered devices: 0 total, 0 Class4, 0 Class3, 0 Class2, 0 Class1, 0 Class0, 0 Cisco Flash/NVRAM Resources Usage: Module Device Bytes: Total Used %Used 1 dfc#1-bootflash: 15990784 649960 4% 4 cfc#4-bootflash: 15990784 0 0% 5 RP bootflash: 65536000 762772 1% 5 SP sup-bootdisk: 512106496 434470912 85% 5 SP const_nvram: 129004 676 1% 5 SP nvram: 1964024 4186 1% 7 cfc#7-bootflash: 15990784 0 0% CPU Resources CPU utilization: Module 5 seconds 1 minute 5 minutes 1 6% / 0% 6% 6% 4 1% / 0% 2% 2% 5 RP 37% / 24% 39% 40% 5 SP 22% / 5% 21% 21% 7 2% / 1% 2% 2% Processor memory: Module Bytes: Total Used %Used 1 192743808 117181188 61% 4 192743808 49932660 26% 5 RP 344375296 205893688 60% 5 SP 336606744 169022700 50% 7 192743808 50474948 26% I/O memory: Module Bytes: Total Used %Used 5 RP 67108864 16487652 25% 5 SP 67108864 15767000 23% EOBC Resources Module Packets/sec Total packets Dropped packets 1 Rx: 34 17786673953 0 Tx: 29 1969346147 3 4 Rx: 29 17786672808 0 Tx: 23 1472955257 7 5 RP Rx: 158 7808831938 0 Tx: 158 7690291506 0 5 SP Rx: 55 3215564127 0 Tx: 62 3530334423 0 7 Rx: 59 17786673582 0 Tx: 53 1965180215 3 VLAN Resources VLANs: 4094 total, 7 VTP, 249 extended, 13 internal, 3825 free L2 Forwarding Resources MAC Table usage: Module Collisions Total Used %Used 1 0 65536 3750 6% 5 0 65536 10508 16% VPN CAM usage: Total Used %Used 512 0 0% L3 Forwarding Resources FIB TCAM usage: Total Used %Used 72 bits (IPv4, MPLS, EoM) 196608 39642 20% 144 bits (IP mcast, IPv6) 32768 18 1% detail: Protocol Used %Used IPv4 39640 20% MPLS 1 1% EoM 1 1% IPv6 11 1% IPv4 mcast 4 1% IPv6 mcast 3 1% Adjacency usage: Total Used %Used 1048576 9637 1% Forwarding engine load: Module pps peak-pps peak-time 1 666459 3842773 11:51:11 EET Tue Dec 5 2017 5 791744 13408903 21:01:52 EET Sat Jul 22 2017 Netflow Resources TCAM utilization: Module Created Failed %Used 1 4 0 0% 5 4 0 0% ICAM utilization: Module Created Failed %Used 1 0 0 0% 5 0 0 0% Flowmasks: Mask# Type Features IPv4: 0 reserved none IPv4: 1 Intf Des Intf NDE L3 Feature IPv4: 2 unused none IPv4: 3 reserved none IPv6: 0 reserved none IPv6: 1 unused none IPv6: 2 unused none IPv6: 3 reserved none CPU Rate Limiters Resources Rate limiters: Total Used Reserved %Used Layer 3 9 4 1 44% Layer 2 5 3 3 60% ACL/QoS TCAM Resources Key: ACLent - ACL TCAM entries, ACLmsk - ACL TCAM masks, AND - ANDOR, QoSent - QoS TCAM entries, QOSmsk - QoS TCAM masks, OR - ORAND, Lbl-in - ingress label, Lbl-eg - egress label, LOUsrc - LOU source, LOUdst - LOU destination, ADJ - ACL adjacency Module ACLent ACLmsk QoSent QoSmsk Lbl-in Lbl-eg LOUsrc LOUdst AND OR ADJ 1 1% 3% 1% 1% 1% 1% 0% 3% 0% 0% 1% 5 1% 3% 1% 1% 1% 1% 0% 3% 0% 0% 1% L3 Multicast Resources IPv4 replication mode: ingress IPv6 replication mode: ingress Bi-directional PIM Designated Forwarder Table usage: 4 total, 0 (0%) used Replication capability: Module IPv4 IPv6 1 egress egress 3 ingress ingress 4 egress egress 5 egress egress 7 egress egress MET table Entries: Module Total Used %Used 1 65512 6 1% 5 65512 6 1% QoS Policer Resources Aggregate policers: Module Total Used %Used 1 1024 1 1% 5 1024 1 1% Microflow policer configurations: Module Total Used %Used 1 64 1 1% 5 64 1 1% Switch Fabric Resources Bus utilization: current: 13%, peak was 30% at 17:29:09 EET Wed Nov 8 2017 Fabric utilization: Ingress Egress Module Chanl Speed rate peak rate peak 1 0 20G 6% 30% @23:56 31Dec17 8% 24% @20:58 23Nov17 1 1 20G 24% 51% @20:31 25Jan18 10% 32% @19:56 05Jan18 4 0 20G 3% 12% @19:52 05Nov17 14% 47% @21:49 08Nov17 5 0 20G 1% 6% @12:40 24Jan17 1% 9% @09:22 28Dec17 7 0 20G 4% 13% @16:07 05Jan18 12% 42% @20:45 12Nov17 7 1 20G 17% 52% @21:02 12Nov17 9% 41% @00:29 18Jun17 Switching mode: Module Switching mode 1 dcef 4 acef 5 bus 7 acef Interface Resources Interface drops: Module Total drops: Tx Rx Highest drop port: Tx Rx 1 1819226 0 4 0 3 217017048 16911 41 10 4 6969248528 0 9 0 7 1506436275 456 37 23 Interface buffer sizes: Mod/Port Bytes: Tx buffer Rx buffer 1/1 14622592 2068416 1/2 14622592 2068416 1/3 14622592 2068416 1/4 14622592 2068416 3/1 1081344 147456 3/2 1081344 147456 3/3 1081344 147456 3/4 1081344 147456 3/5 1081344 147456 3/6 1081344 147456 3/7 1081344 147456 3/8 1081344 147456 3/9 1081344 147456 3/10 1081344 147456 3/11 1081344 147456 3/12 1081344 147456 3/13 1081344 147456 3/14 1081344 147456 3/15 1081344 147456 3/16 1081344 147456 3/17 1081344 147456 3/18 1081344 147456 3/19 1081344 147456 3/20 1081344 147456 3/21 1081344 147456 3/22 1081344 147456 3/23 1081344 147456 3/24 1081344 147456 3/25 1081344 147456 3/26 1081344 147456 3/27 1081344 147456 3/28 1081344 147456 3/29 1081344 147456 3/30 1081344 147456 3/31 1081344 147456 3/32 1081344 147456 3/33 1081344 147456 3/34 1081344 147456 3/35 1081344 147456 3/36 1081344 147456 3/37 1081344 147456 3/38 1081344 147456 3/39 1081344 147456 3/40 1081344 147456 3/41 1081344 147456 3/42 1081344 147456 3/43 1081344 147456 3/44 1081344 147456 3/45 1081344 147456 3/46 1081344 147456 3/47 1081344 147456 3/48 1081344 147456 4/1 1221120 173504 4/2 1221120 173504 4/3 1221120 173504 4/4 1221120 173504 4/5 1221120 173504 4/6 1221120 173504 4/7 1221120 173504 4/8 1221120 173504 4/9 1221120 173504 4/10 1221120 173504 4/11 1221120 173504 4/12 1221120 173504 4/13 1221120 173504 4/14 1221120 173504 4/15 1221120 173504 4/16 1221120 173504 4/17 1221120 173504 4/18 1221120 173504 4/19 1221120 173504 4/20 1221120 173504 4/21 1221120 173504 4/22 1221120 173504 4/23 1221120 173504 4/24 1221120 173504 7/1 1221120 173504 7/2 1221120 173504 7/3 1221120 173504 7/4 1221120 173504 7/5 1221120 173504 7/6 1221120 173504 7/7 1221120 173504 7/8 1221120 173504 7/9 1221120 173504 7/10 1221120 173504 7/11 1221120 173504 7/12 1221120 173504 7/13 1221120 173504 7/14 1221120 173504 7/15 1221120 173504 7/16 1221120 173504 7/17 1221120 173504 7/18 1221120 173504 7/19 1221120 173504 7/20 1221120 173504 7/21 1221120 173504 7/22 1221120 173504 7/23 1221120 173504 7/24 1221120 173504 7/25 1221120 173504 7/26 1221120 173504 7/27 1221120 173504 7/28 1221120 173504 7/29 1221120 173504 7/30 1221120 173504 7/31 1221120 173504 7/32 1221120 173504 7/33 1221120 173504 7/34 1221120 173504 7/35 1221120 173504 7/36 1221120 173504 7/37 1221120 173504 7/38 1221120 173504 7/39 1221120 173504 7/40 1221120 173504 7/41 1221120 173504 7/42 1221120 173504 7/43 1221120 173504 7/44 1221120 173504 7/45 1221120 173504 7/46 1221120 173504 7/47 1221120 173504 7/48 1221120 173504 IBC Resources Module Packets/sec Total packets Dropped packets 5 RP Rx: 7314 28500044717 36729368 Tx: 195 5401242255 0 5 SP Rx: 116 3499801711 97353 Tx: 2962 87527142668 0 SPAN Resources Source sessions: 16 maximum, 0 used Type Max Used Local 2(*) 0 Local-tx 14 0 RSPAN source 2(*) 0 ERSPAN source 2(*) 0 Capture 1(*) 0 Service module 1(*) 0 OAM loopback 1(*) 0 Reflector 1(*) 0 * - shared source sessions and the total can not exceed 2 Destination sessions: 64 maximum, 0 used Type Max Used RSPAN destination 64(*) 0 ERSPAN destination 23(*) 0 * - shared destination sessions and the total can not exceed 64 Multicast LTL Resources Usage: 55232 Total, 6963 Used # #sh ver Cisco IOS Software, s72033_rp Software (s72033_rp-ADVENTERPRISEK9-M), Version 15.1(2)SY7, RELEASE SOFTWARE (fc4) Technical Support: http://www.cisco.com/techsupport Copyright (c) 1986-2016 by Cisco Systems, Inc. Compiled Sun 13-Mar-16 07:31 by prod_rel_team ROM: System Bootstrap, Version 12.2(17r)SX7, RELEASE SOFTWARE (fc1) BOOTLDR: Cisco IOS Software, s72033_rp Software (s72033_rp-ADVENTERPRISEK9-M), Version 15.1(2)SY7, RELEASE SOFTWARE (fc4) Router uptime is 1 year, 21 weeks, 5 days, 12 hours, 10 minutes Uptime for this control processor is 1 year, 21 weeks, 5 days, 11 hours, 24 minutes System returned to ROM by reload at 00:59:06 EET Tue Aug 30 2016 (SP by reload) System restarted at 01:01:54 EET Tue Aug 30 2016 System image file is "sup-bootdisk:s72033-adventerprisek9-mz.151-2.SY7.bin" Last reload reason: Reload Command cisco WS-C6509 (R7000) processor (revision 2.0) with 458720K/65536K bytes of memory. Processor board ID SCA0417052N SR71000 CPU at 600Mhz, Implementation 0x504, Rev 1.2, 512KB L2 Cache Last reset from s/w reset 245 Virtual Ethernet interfaces 122 Gigabit Ethernet interfaces 4 Ten Gigabit Ethernet interfaces 1917K bytes of non-volatile configuration memory. 65536K bytes of Flash internal SIMM (Sector size 512K). Configuration register is 0x2102 # Суть все работало как часики в один момент прерывания поднялись с 1-3% до 25-30%, конфиг не менялся, можно сказать само по себе, но в шеститонниках такое не бывает... Куда копать понять не могу...
  6. А если база не InnoBD?..