兩個特殊MAC

0025-1165-846b   133       Learned          Ethernet0/12    AGING
0024-810d-cbe9   148        Learned           Ethernet0/9     AGING
0024-2123-cd48   151        Learned           Ethernet0/49    AGING
0023-8951-c930   159        Learned           Ethernet0/49    AGING
0023-8951-c930   148        Learned           Ethernet0/49    AGING
0023-8951-c930   133        Learned           Ethernet0/49    AGING
0023-8951-c930     1        Learned           Ethernet0/49    AGING
0023-8950-63c2     1        Learned           Ethernet0/49    AGING
0023-8950-63b2     1        Learned           Ethernet0/49    AGING
0023-8950-63b1     1        Learned           Ethernet0/49    AGING
0023-8950-63af     1        Learned           Ethernet0/49    AGING
0023-8950-6395     1        Learned           Ethernet0/49    AGING
0023-8950-6392     1        Learned           Ethernet0/49    AGING
0023-8950-6383     1        Learned           Ethernet0/49    AGING
0023-8950-630b     1        Learned           Ethernet0/49    AGING
0023-8950-62d1     1        Learned           Ethernet0/49    AGING
0023-8950-621e     1        Learned           Ethernet0/49    AGING
0023-893e-a129     1        Learned           Ethernet0/49    AGING
0023-893e-a0f1     1        Learned           Ethernet0/49    AGING
0023-893e-a019     1        Learned           Ethernet0/49    AGING
0023-893e-a018   159        Learned           Ethernet0/49    AGING
0023-893e-a018   151        Learned           Ethernet0/49    AGING
0023-893e-a018   148        Learned           Ethernet0/49    AGING
0023-893e-a018   133        Learned           Ethernet0/49    AGING
0023-893e-a018     1        Learned           Ethernet0/49    AGING
0023-893e-9f99     1        Learned           Ethernet0/49    AGING
0023-891c-e339     1        Learned           Ethernet0/49    AGING
0023-891c-e32b     1        Learned           Ethernet0/49    AGING
0023-891c-e321     1        Learned           Ethernet0/49    AGING

以上“紅色”mac重複了!查了一晚上。

[tsg]dis int Vlan          

Vlan-interface1 current state: UP  

Line protocol current state: UP

Description: Vlan-interface1 Interface

The Maximum Transmit Unit is 1500

Internet Address is 192.168.5.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface36 current state: UP  

Line protocol current state: UP

Description: Vlan-interface36 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.8.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface137 current state: UP  

Line protocol current state: UP

Description: Vlan-interface137 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.87.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface139 current state: UP  

Line protocol current state: UP

Description: Vlan-interface139 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.89.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface140 current state: UP  

Line protocol current state: UP

Description: Vlan-interface140 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.90.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface141 current state: UP  

Line protocol current state: UP

Description: Vlan-interface141 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.91.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface142 current state: UP  

Line protocol current state: UP

Description: Vlan-interface142 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.92.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface143 current state: UP  

Line protocol current state: UP

Description: Vlan-interface143 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.93.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface144 current state: UP  

Line protocol current state: UP

Description: Vlan-interface144 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.94.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface145 current state: UP  

Line protocol current state: UP

Description: Vlan-interface145 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.95.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface146 current state: UP  

Line protocol current state: UP

Description: Vlan-interface146 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.70.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface147 current state: UP  

Line protocol current state: UP

Description: Vlan-interface147 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.71.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface148 current state: UP  

Line protocol current state: UP

Description: Vlan-interface148 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.72.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface149 current state: UP  

Line protocol current state: UP

Description: Vlan-interface149 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.73.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface150 current state: UP  

Line protocol current state: UP

Description: Vlan-interface150 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.74.1/25 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface151 current state: UP  

Line protocol current state: UP

Description: Vlan-interface151 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.75.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface152 current state: UP  

Line protocol current state: UP

Description: Vlan-interface152 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.76.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface153 current state: UP  

Line protocol current state: UP

Description: Vlan-interface153 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.77.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface154 current state: UP  

Line protocol current state: UP

Description: Vlan-interface154 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.78.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface155 current state: UP  

Line protocol current state: UP

Description: Vlan-interface155 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.79.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface156 current state: UP  

Line protocol current state: UP

Description: Vlan-interface156 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.96.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface157 current state: UP  

Line protocol current state: UP

Description: Vlan-interface157 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.97.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface158 current state: UP  

Line protocol current state: UP

Description: Vlan-interface158 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.98.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface159 current state: UP  

Line protocol current state: UP

Description: Vlan-interface159 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.99.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface160 current state: UP  

Line protocol current state: UP

Description: Vlan-interface160 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.16.100.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface161 current state: UP  

Line protocol current state: UP

Description: Vlan-interface161 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.18.1.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface162 current state: UP  

Line protocol current state: UP

Description: Vlan-interface162 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.18.2.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


Vlan-interface163 current state: UP  

Line protocol current state: UP

Description: Vlan-interface163 Interface

The Maximum Transmit Unit is 1500

Internet Address is 172.18.3.1/24 Primary

IP Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930

IPv6 Packet Frame Type: PKTFMT_ETHNT_2,  Hardware Address: 0023-8951-c930


0023-8951-c930是Hardware Address。


最近開啓了loopback-detection enable,當關閉該特性後,

081438834.jpg

開啓後,

081440853.jpg

證明0023-893e-a018 是loopback-detection enable使用的mac!

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