Troubleshooting
Описание ситуации:¶
- Имеется WS-C4900M
- Данное оборудование в полке по CPU
- Имеется резкое возрастание unicast трафика на двух портах
Смотрим нагрузку на CPU¶
C4900M#show processes cpu sorted 5sec | exclude 0.0
CPU utilization for five seconds: 99%/0%; one minute: 99%; five minutes: 98%
PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process
79 574642564 1549442216 370 67.03% 64.60% 62.71% 0 Cat4k Mgmt LoPri
78 2962062314 2501157908 0 13.51% 15.17% 15.57% 0 Cat4k Mgmt HiPri
18 3903432698 1409468093 2769 9.83% 9.18% 9.64% 0 ARP Input
315 399749140 917894620 435 2.55% 2.27% 2.37% 0 DHCPD Receive
144 1288195768 3373610585 0 2.55% 2.33% 2.38% 0 IP Input
186 581821135 584284704 995 1.11% 1.09% 1.11% 0 ADJ background
202 62348119 783281362 79 0.55% 0.52% 0.51% 0 IGMPSN
201 1375019 46594990 29 0.15% 0.16% 0.15% 0 IGMPSN MRD
Смотрим статистику по пакетам на CPU¶
C4900M#show platform cpu packet statistics
RkGenericPacketMan:
Packet allocation failures: 0
Packet Buffer(SW Common) allocation failures: 0
Packet Buffer(SW ESMP) allocation failures: 0
Packet Buffer(SW EOBC) allocation failures: 0
Packet Buffer(SW SupToSup) allocation failures: 0
Packets Dropped In Processing Overall
Total 5 sec avg 1 min avg 5 min avg 1 hour avg
-------------------- --------- --------- --------- ----------
863897376 3088 2715 2007 848
Packets Dropped In Processing by CPU event
Event Total 5 sec avg 1 min avg 5 min avg 1 hour avg
----------------- -------------------- --------- --------- --------- ----------
Sa Miss 57438587 2865 2475 1827 746
ESMP 74 0 0 0 0
L2 Control 71 0 0 0 0
L2 Router 302 0 0 0 0
L3 Receive 1 0 0 0 0
Input ACl Copy 222318762 134 147 110 44
Output Acl Copy 582272296 87 76 58 48
Sw Packet for Bridge 1867283 0 0 0 0
Packets Dropped In Processing by Priority
Priority Total 5 sec avg 1 min avg 5 min avg 1 hour avg
----------------- -------------------- --------- --------- --------- ----------
Normal 764765982 106 95 77 61
Medium 59635387 2865 2475 1827 746
High 39493497 115 128 90 33
Crucial 2436 0 0 0 0
Super Crucial 74 0 0 0 0
Packets Dropped In Processing by Reason
Reason Total 5 sec avg 1 min avg 5 min avg 1 hour avg
------------------ -------------------- --------- --------- --------- ----------
STPDrop 2 0 0 0 0
AclActionDrop 1693096 6 0 0 0
NoDstPorts 582446483 81 68 54 48
Tx Mode Drop 279757494 3000 2629 1944 793
Extra packet due to RxProc hwAssisted Bridging 301 0 0 0 0
Total packet queues 64
Packets Received by Packet Queue
Queue Total 5 sec avg 1 min avg 5 min avg 1 hour avg
---------------------- --------------- --------- --------- --------- ----------
Esmp 79 0 0 0 0
Input ACL fwd(snooping) 640218199 19 8 6 3
Host Learning 57432555 2885 2477 1828 746
L2 Control 60042963 0 0 0 0
Input ACL log, unreach 247567486 135 145 110 45
L2 bridge to CPU, 0 457945 0 0 0 0
Ip Option 24250 0 0 0 0
Ttl Expired 203026586 6 0 2 3
Non Arpa 77 0 0 0 0
InputIf Fail 8759182 0 0 0 0
Output ACL log, unreach 582162895 90 75 58 48
Mtu Fail 597159 0 0 0 0
Bfd 333034406 0 0 0 0
L2 router to CPU, 7 24411058697 1858 1184 945 596
L3 Glean, 7 2819957357 66 53 43 41
L3 Fwd, 7 31291493 3 0 0 0
L3 Receive, 7 8297309377 260 234 186 177
Packets Dropped by Packet Queue
Queue Total 5 sec avg 1 min avg 5 min avg 1 hour avg
---------------------- --------------- --------- --------- --------- ----------
Host Learning 20714469 13792 11417 7834 2766
Input ACL log, unreach 51 0 0 0 0
Ttl Expired 18916753 0 0 0 0
Output ACL log, unreach 289475 0 0 0 0
L2 router to CPU, 7 348659 0 0 0 0
L3 Glean, 7 1390560 0 0 0 0
L3 Fwd, 7 122644 0 0 0 0
L3 Receive, 7 3588027 0 0 0 0
Анализ статистики¶
Резко возрос SA Miss
SA Miss = This CPU event, is caused when a new MAC is seen on the port,
and it is thus, a copy of such packet is forwarded to CPU for MAC learning.
SA Miss = Это событие ЦП вызывается, когда на порту виден новый MAC-адрес,
и, таким образом, копия такого пакета пересылается в ЦП для изучения MAC.
Включаем дебаг - в циклический буфер записываются пакеты¶
C4900M#debug platform packet all buffer
platform packet debugging is on
C4900M#show platform cpu packet buffered
Total Received Packets Buffered: 1024
-------------------------------------
Index 0:
Mar 30 14:34:15.244 KRAT - RxVlan: 59, RxPort: Te1/7
Priority: Normal, Tag: Dot1Q Tag, Event: Output Acl Copy, Flags: 0x40, Size: 102
Eth: Src B0:AA:77:A2:10:BF Dst D0:D0:FD:93:18:FF Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:6999 fragOffset:0 ttl:61 proto:icmp
src: 10.253.255.2 dst: 172.23.67.7 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x41 0xDE 0xB5 0xF8 0x0 0x29 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 1:
Mar 30 14:34:15.244 KRAT - RxVlan: 11, RxPort: Te1/6
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src 00:12:17:E3:3A:0C Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0x0 0x12
10: 0x17 0xE3 0x3A 0xC 0xC0 0xA8 0x1 0x9 0x0 0x0
20: 0x0 0x0 0x0 0x0 0xC0 0xA8 0x1 0x1B 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0xA8 0x8 0x92 0x22
Index 2:
Mar 30 14:34:15.244 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: High, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src 68:72:51:82:19:50 Dst 01:00:5E:00:00:01 Type/Len 0x0800
Ip: ver:IpVersion4 len:24 tos:192 totLen:32 id:0 fragOffset:0 ttl:1 proto:igmp
src: 192.168.160.58 dst: 224.0.0.1 hasIpOptions firstFragment lastFragment
Remaining data:
0: 0x11 0x64 0xEE 0x9B 0x0 0x0 0x0 0x0 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x94 0x87 0xE1 0xF9
Index 3:
Mar 30 14:34:15.244 KRAT - RxVlan: 2166, RxPort: Gi2/5
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src EC:AD:E0:1E:B9:97 Dst D0:D0:FD:93:18:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0xEC 0xAD
10: 0xE0 0x1E 0xB9 0x97 0xAC 0x14 0xE0 0x1A 0x0 0x0
20: 0x0 0x0 0x0 0x0 0xAC 0x14 0xE0 0xFE 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0x29 0x88 0x56 0x61
Index 4:
Mar 30 14:34:15.244 KRAT - RxVlan: 2102, RxPort: Te1/6
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src 98:DA:C4:F4:76:D8 Dst D0:D0:FD:93:18:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0x98 0xDA
10: 0xC4 0xF4 0x76 0xD8 0xAC 0x14 0xDF 0x42 0x0 0x0
20: 0x0 0x0 0x0 0x0 0xAC 0x14 0xDF 0xFE 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0x59 0xC6 0xDF 0xE9
Index 5:
Mar 30 14:34:15.244 KRAT - RxVlan: 3869, RxPort: Te1/6
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src 00:27:07:00:09:B8 Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0x0 0x27
10: 0x7 0x0 0x9 0xB8 0x5E 0x49 0xD7 0xE5 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x5E 0x49 0xD7 0xE6 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0x8A 0x4A 0x22 0x9C
Index 6:
Mar 30 14:34:15.244 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src 00:AD:24:31:EB:6B Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0x0 0xAD
10: 0x24 0x31 0xEB 0x6B 0xC0 0xA8 0xA0 0xBB 0xFF 0xFF
20: 0xFF 0xFF 0xFF 0xFF 0xC0 0xA8 0xA0 0xFE 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0x7A 0xFF 0x94 0x9D
Index 7:
Mar 30 14:34:15.244 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src 00:AD:24:31:EB:6B Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0x0 0xAD
10: 0x24 0x31 0xEB 0x6B 0xC0 0xA8 0xA0 0xBB 0xFF 0xFF
20: 0xFF 0xFF 0xFF 0xFF 0xC0 0xA8 0xA0 0xFE 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0x7A 0xFF 0x94 0x9D
Index 8:
Mar 30 14:34:15.244 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src 00:AD:24:31:EB:6B Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0x0 0xAD
10: 0x24 0x31 0xEB 0x6B 0xC0 0xA8 0xA0 0xBB 0xFF 0xFF
20: 0xFF 0xFF 0xFF 0xFF 0xC0 0xA8 0xA0 0xFE 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0x7A 0xFF 0x94 0x9D
Index 9:
Mar 30 14:34:15.244 KRAT - RxVlan: 2137, RxPort: Te1/2
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 70
Eth: Src C8:6C:87:42:43:3E Dst 33:33:00:00:00:02 Type/Len 0x86DD
Remaining data:
0: 0x60 0x0 0x0 0x0 0x0 0x8 0x3A 0xFF 0xFE 0x80
10: 0x0 0x0 0x0 0x0 0x0 0x0 0xCA 0x6C 0x87 0xFF
20: 0xFE 0x42 0x43 0x3E 0xFF 0x2 0x0 0x0 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x2
40: 0x85 0x0 0xE9 0x49 0x0 0x0 0x0 0x0 0x0 0x0
Index 10:
Mar 30 14:34:15.244 KRAT - RxVlan: 84, RxPort: Te1/8
Priority: Normal, Tag: Dot1Q Tag, Event: L3 Receive, Flags: 0x440, Size: 64
Eth: Src 44:03:A7:E8:FF:FF Dst D0:D0:FD:93:18:FF Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:40 id:7197 fragOffset:0 ttl:245 proto:tcp
src: 194.147.140.65 dst: 109.226.196.31 firstFragment lastFragment
Remaining data:
0: 0xE8 0xE1 0x28 0x51 0xF6 0x3A 0xF0 0x53 0x0 0x0
10: 0x0 0x0 0x50 0x2 0x4 0x0 0x33 0x4A 0x0 0x0
20: 0x0 0x0 0xBE 0xDC 0xE7 0x5A 0x12 0x92 0xD5 0x25
Index 11:
Mar 30 14:34:15.244 KRAT - RxVlan: 59, RxPort: Te1/7
Priority: Normal, Tag: Dot1Q Tag, Event: L3 Receive, Flags: 0x440, Size: 64
Eth: Src B0:AA:77:A2:10:BF Dst D0:D0:FD:93:18:FF Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:40 id:54321 fragOffset:0 ttl:237 proto:tcp
src: 192.35.168.99 dst: 94.73.232.10 firstFragment lastFragment
Remaining data:
0: 0xB1 0x62 0x1 0xBB 0x34 0x1A 0x56 0x5 0x0 0x0
10: 0x0 0x0 0x50 0x2 0xFF 0xFF 0xC3 0xCA 0x0 0x0
20: 0x0 0x0 0xAA 0xA9 0xD2 0x73 0xCD 0xD0 0xE7 0x3D
Index 12:
Mar 30 14:34:15.244 KRAT - RxVlan: 59, RxPort: Te1/7
Priority: Normal, Tag: Dot1Q Tag, Event: L3 Receive, Flags: 0x440, Size: 64
Eth: Src B0:AA:77:A2:10:BF Dst D0:D0:FD:93:18:FF Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:40 id:43578 fragOffset:0 ttl:245 proto:tcp
src: 45.146.165.154 dst: 109.226.211.166 firstFragment lastFragment
Remaining data:
0: 0xD9 0x6E 0x4B 0x8A 0xDB 0xCC 0x32 0x16 0x0 0x0
10: 0x0 0x0 0x50 0x4 0x4 0xB0 0x63 0x9F 0x0 0x0
20: 0x0 0x0 0x44 0x16 0x38 0xFE 0xAD 0x88 0x5F 0x2E
Index 13:
Mar 30 14:34:15.244 KRAT - RxVlan: 59, RxPort: Te1/7
Priority: Normal, Tag: Dot1Q Tag, Event: L3 Receive, Flags: 0x440, Size: 64
Eth: Src B0:AA:77:A2:10:BF Dst D0:D0:FD:93:18:FF Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:40 id:12528 fragOffset:0 ttl:245 proto:tcp
src: 45.146.166.200 dst: 109.226.253.10 firstFragment lastFragment
Remaining data:
0: 0xD9 0x92 0x58 0xBE 0x9C 0x20 0x95 0x44 0x0 0x0
10: 0x0 0x0 0x50 0x4 0x4 0xB0 0x8 0x33 0x0 0x0
20: 0x0 0x0 0xF1 0x44 0xA 0x23 0xAD 0x88 0x5F 0x2E
Index 14:
Mar 30 14:34:15.244 KRAT - RxVlan: 59, RxPort: Te1/7
Priority: Normal, Tag: Dot1Q Tag, Event: L3 Receive, Flags: 0x440, Size: 64
Eth: Src B0:AA:77:A2:10:BF Dst D0:D0:FD:93:18:FF Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:40 id:45175 fragOffset:0 ttl:246 proto:tcp
src: 45.146.165.191 dst: 80.65.25.188 firstFragment lastFragment
Remaining data:
0: 0xD9 0x5F 0x49 0x32 0x78 0x80 0xE0 0xF9 0x0 0x0
10: 0x0 0x0 0x50 0x2 0x4 0x0 0xF2 0x87 0x0 0x0
20: 0x0 0x0 0xE8 0xD 0x3D 0xE6 0x3A 0xD0 0xF 0x16
Index 15:
Mar 30 14:34:15.244 KRAT - RxVlan: 59, RxPort: Te1/7
Priority: Normal, Tag: Dot1Q Tag, Event: L3 Receive, Flags: 0x440, Size: 64
Eth: Src B0:AA:77:A2:10:BF Dst D0:D0:FD:93:18:FF Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:40 id:18072 fragOffset:0 ttl:245 proto:tcp
src: 185.236.11.202 dst: 94.73.199.107 firstFragment lastFragment
Remaining data:
0: 0xB0 0xA6 0x19 0x8D 0xFE 0x2A 0x98 0x7E 0x0 0x0
10: 0x0 0x0 0x50 0x2 0x4 0x0 0x5F 0x9A 0x0 0x0
20: 0x0 0x0 0xD2 0xB4 0x0 0x64 0x19 0xCA 0xA5 0xC0
Index 16:
Mar 30 14:34:15.244 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst F8:F0:82:4B:20:F7 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:64270 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.89 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x44 0x2E 0xB3 0x5F 0x0 0x72 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 17:
Mar 30 14:34:15.244 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst F8:F0:82:4B:20:F7 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:64270 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.89 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x44 0x2E 0xB3 0x5F 0x0 0x72 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 18:
Mar 30 14:34:15.244 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst F8:F0:82:4B:20:F7 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:64270 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.89 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x44 0x2E 0xB3 0x5F 0x0 0x72 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 19:
Mar 30 14:34:15.244 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst F8:F0:82:4B:20:F7 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:64270 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.89 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x44 0x2E 0xB3 0x5F 0x0 0x72 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 20:
Mar 30 14:34:22.388 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst D8:FE:E3:84:84:C0 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:11688 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.212.38 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x3A 0x9E 0xBD 0x48 0x0 0x19 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 21:
Mar 30 14:34:22.416 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:63:C7:17 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:23151 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.203 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x3C 0x67 0xBB 0x7D 0x0 0x1B 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 22:
Mar 30 14:34:22.416 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:62:B0:90 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:3375 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.212 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x3D 0xFB 0xB9 0x89 0x0 0x7B 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 23:
Mar 30 14:34:22.840 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 64
Eth: Src D0:D0:FD:93:18:FF Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0xD0 0xD0
10: 0xFD 0x93 0x18 0xFF 0xC0 0xA8 0xF4 0xFE 0x0 0x0
20: 0x0 0x0 0x0 0x0 0xC0 0xA8 0xF4 0xD2 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0xF9 0x65 0x4B 0x85
Index 24:
Mar 30 14:34:22.840 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src D0:D0:FD:93:18:FF Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0xD0 0xD0
10: 0xFD 0x93 0x18 0xFF 0xC0 0xA8 0xF4 0xFE 0x0 0x0
20: 0x0 0x0 0x0 0x0 0xC0 0xA8 0xF4 0xD2 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0xF9 0x65 0x4B 0x85
Index 25:
Mar 30 14:34:22.888 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:61:42:F0 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:27961 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.77 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x3A 0xEE 0xBC 0xFE 0x0 0x13 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 26:
Mar 30 14:34:22.888 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:62:1D:46 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:59609 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.200 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x41 0x7D 0xB6 0x18 0x0 0x6A 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 27:
Mar 30 14:34:23.740 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:61:3D:E1 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:43277 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.124 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x38 0x6D 0xBF 0x74 0x0 0x1E 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 28:
Mar 30 14:34:23.740 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:61:3D:E1 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:43277 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.124 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x38 0x6D 0xBF 0x74 0x0 0x1E 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 29:
Mar 30 14:34:23.740 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:61:3D:E1 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:43277 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.124 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x38 0x6D 0xBF 0x74 0x0 0x1E 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 30:
Mar 30 14:34:24.381 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst EC:22:80:30:E6:E0 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:56421 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.212.64 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x3D 0x93 0xB9 0xF8 0x0 0x74 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 31:
Mar 30 14:34:24.381 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:63:8E:F8 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:29164 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.114 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x38 0x80 0xBF 0x61 0x0 0x1E 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 32:
Mar 30 14:34:25.409 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:62:8F:02 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:32029 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.170 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x37 0xB4 0xC0 0x15 0x0 0x36 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 33:
Mar 30 14:34:25.409 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:63:0C:AA Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:59630 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.112 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x3D 0x50 0xBA 0x57 0x0 0x58 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 34:
Mar 30 14:34:25.773 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: High, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src 68:72:51:82:19:50 Dst 01:00:5E:00:00:01 Type/Len 0x0800
Ip: ver:IpVersion4 len:24 tos:192 totLen:32 id:0 fragOffset:0 ttl:1 proto:igmp
src: 192.168.160.58 dst: 224.0.0.1 hasIpOptions firstFragment lastFragment
Remaining data:
0: 0x11 0x64 0xEE 0x9B 0x0 0x0 0x0 0x0 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x94 0x87 0xE1 0xF9
Index 35:
Mar 30 14:34:25.773 KRAT - RxVlan: 2166, RxPort: Gi2/5
Priority: Normal, Tag: Dot1Q Tag, Event: Expired Ttl, Flags: 0x40, Size: 64
Eth: Src 34:0A:33:61:F0:55 Dst D0:D0:FD:93:18:FF Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:38 id:37182 fragOffset:0 ttl:1 proto:icmp
src: 172.20.193.92 dst: 80.65.31.199 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x66 0xED 0x8E 0xE 0x0 0x3 0x3 0x1
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0xAD 0x93 0xD0 0xB
Index 36:
Mar 30 14:34:25.901 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src 00:AD:24:2F:39:3B Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0x0 0xAD
10: 0x24 0x2F 0x39 0x3B 0xC0 0xA8 0x8A 0x7 0xFF 0xFF
20: 0xFF 0xFF 0xFF 0xFF 0xC0 0xA8 0x8A 0xFE 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0x7F 0x7E 0xAE 0x7C
Index 37:
Mar 30 14:34:25.901 KRAT - RxVlan: 84, RxPort: Te1/8
Priority: Normal, Tag: Dot1Q Tag, Event: L3 Glean, Flags: 0x40, Size: 102
Eth: Src 44:03:A7:E8:FF:FF Dst D0:D0:FD:93:18:FF Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:14934 fragOffset:0 ttl:61 proto:icmp
src: 10.253.255.2 dst: 172.23.67.65 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x35 0xD3 0xC2 0x25 0x0 0x7 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 38:
Mar 30 14:34:27.417 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:63:49:89 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:3899 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.153 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x34 0x8A 0xC3 0x3A 0x0 0x3B 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 39:
Mar 30 14:34:27.417 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:61:CA:DC Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:40781 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.48 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x36 0x87 0xC1 0x78 0x0 0x0 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 40:
Mar 30 14:34:28.401 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:64:09:3F Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:23186 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.188 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x36 0xAC 0xC0 0xDD 0x0 0x76 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 41:
Mar 30 14:34:28.401 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:63:F8:6B Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:50995 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.202 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x3C 0xD3 0xBA 0xEF 0x0 0x3D 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 42:
Mar 30 14:34:28.817 KRAT - RxVlan: 2147, RxPort: Te1/6
Priority: Normal, Tag: Dot1Q Tag, Event: L2 Router, Flags: 0x40, Size: 64
Eth: Src A8:5E:45:72:93:F4 Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0xA8 0x5E
10: 0x45 0x72 0x93 0xF4 0xAC 0x14 0xE3 0xC7 0x0 0x0
20: 0x0 0x0 0x0 0x0 0xAC 0x14 0xE3 0xFE 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0x98 0xF7 0x9A 0xC1
Index 43:
Mar 30 14:34:28.817 KRAT - RxVlan: 10, RxPort: Te1/6
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 64
Eth: Src 60:63:4C:8D:8B:20 Dst FF:FF:FF:FF:FF:FF Type/Len 0x0806
Remaining data:
0: 0x0 0x1 0x8 0x0 0x6 0x4 0x0 0x1 0x60 0x63
10: 0x4C 0x8D 0x8B 0x20 0xC0 0xA8 0xD4 0xDD 0x0 0x0
20: 0x0 0x0 0x0 0x0 0xC0 0xA8 0xD4 0xFE 0x0 0x0
30: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
40: 0x0 0x0 0x0 0x0 0x0 0x0 0xA7 0x30 0x30 0xA8
Index 44:
Mar 30 14:34:28.877 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:63:C7:4D Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:55258 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.210 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x37 0x12 0xC0 0xCA 0x0 0x23 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 45:
Mar 30 14:34:28.877 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:61:D9:35 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:32644 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.130 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x3D 0x65 0xBA 0x43 0x0 0x57 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 46:
Mar 30 14:34:31.381 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst F8:F0:82:78:90:CC Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:14458 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.212.185 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x3B 0xC 0xBC 0xAB 0x0 0x48 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 47:
Mar 30 14:34:31.381 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:63:59:56 Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:14857 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.85 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x32 0xF1 0xC4 0xB9 0x0 0x55 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 48:
Mar 30 14:34:31.873 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:63:F8:2D Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:19307 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.201 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x2E 0x1B 0xC9 0xC4 0x0 0x20 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Index 49:
Mar 30 14:34:31.873 KRAT - RxVlan: 10, RxPort: Te1/2
Priority: Medium, Tag: Dot1Q Tag, Event: Sa Miss, Flags: 0x40, Size: 102
Eth: Src D0:D0:FD:93:18:FF Dst 30:71:B2:63:F8:2D Type/Len 0x0800
Ip: ver:IpVersion4 len:20 tos:0 totLen:84 id:19307 fragOffset:0 ttl:60 proto:icmp
src: 10.253.255.2 dst: 192.168.221.201 firstFragment lastFragment
Remaining data:
0: 0x8 0x0 0x2E 0x1B 0xC9 0xC4 0x0 0x20 0x0 0x0
10: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
20: 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0
Отключаем дебаг¶
C4900M#no debug all
All possible debugging has been turned off
Изучаем содержимое буфера дебага¶
C4900M#show platform cpu packet buffered | c RxVlan: 10
Number of lines which match regexp = 912
C4900M#show platform cpu packet buffered | c Sa
Number of lines which match regexp = 744
C4900M#show platform cpu packet buffered | c D0:D0:FD:93:18:FF
Number of lines which match regexp = 1808
C4900M#sh int vlan 10
Vlan2123 is up, line protocol is up , Autostate Enabled
Hardware is Ethernet SVI, address is d0d0.fd93.18ff (bia d0d0.fd93.18ff)
MAC адрес D0:D0:FD:93:18:FF - является мак адресом самой коробки¶
C4900M#sh mac address-table add D0:D0:FD:93:18:FF
Unicast Entries
vlan mac address type protocols port
---------+---------------+--------+---------------------+-------------------------
9 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
10 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
20 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
30 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
40 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
50 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
60 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
110 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
128 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
140 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
600 d0d0.fd93.18ff static ip,ipx,assigned,other Switch
Что по итогу:¶
1. По диагностики была петля, т.к. по содержимому буфера выдно что летит трафик с mac адресом источника d0d0.fd93.18ff, который является мак адресом самой коробки
2. При приходе такого кадра происходит изучения мак адреса на порту, т.е. кадр попадает на Control plane и мак "источника" добавляется в мак таблицу коммутатора, но т.к. данный мак является маком коробки, то идет взаимоперезапись таблицы мак адресов и процесс этот идет безустанно... Из за этого соответственно CPU постоянно в полке.
Общая документация по troubleshooting c4500, c4900M
Последнее обновление: 2023-05-29