接口mac和设备mac之间有规律吗

 接口mac和设备mac之间有规律吗 

 交换机上vlan 接口mac 都一样 

 物理接口mac 都一样 

 设备mac和物理接口mac 一样 

 <s3>dis device manuinfo 

 MAC_ADDRESS:26-e3-32-b3-03-00 

 <s3>dis int vlan 10

 Internet address: 192.168.0.1/16 (primary) 

 IP packet frame type: Ethernet II, hardware address: 26e3-32b3-0302 

 <s3>dis int vlan 20 

 Internet address: 172.16.0.1/16 (primary)

 IP packet frame type: Ethernet II, hardware address: 26e3-32b3-0302 

 <s3>dis int g1/0/1 GigabitEthernet1/0/1

 Current state: UP Line protocol state: UP 

 IP packet frame type: Ethernet II, hardware address: 26e3-32b3-0300 

 <s3>dis int g1/0/2 

 GigabitEthernet1/0/2 

Current state: UP Line protocol state: UP I

P packet frame type: Ethernet II, hardware address: 26e3-32b3-0300