怀疑中了ARP病毒,如何找到带毒的那台机呢?
核心用的cisco4506
sh log出现的
Duplicate address 172.16.21.250 on Vlan21, sourced by 000f.e239.3469
C4506-A#sh mac-address-table address 000f.e239.3469
Unicast Entries
vlan mac address type protocols port
-------+---------------+--------+---------------------+--------------------
21 000f.e239.3469 dynamic ip GigabitEthernet2/6
C4506-A#sh cdp nei GigabitEthernet2/6
Capability Codes: R - Router, T - Trans Bridge, B - Source Route Bridge
S - Switch, H - Host, I - IGMP, r - Repeater, P - Phone
Device ID Local Intrfce Holdtme Capability Platform Port ID
C4506-A#sh mac-address-table dynamic interface GigabitEthernet2/6
Unicast Entries
vlan mac address type protocols port
-------+---------------+--------+---------------------+--------------------
1 000f.e226.2fd4 dynamic ip GigabitEthernet2/6
1 000f.e230.6d90 dynamic ip GigabitEthernet2/6
1 000f.e230.6ef2 dynamic ip GigabitEthernet2/6
1 000f.e230.7e01 dynamic ip GigabitEthernet2/6
7 000f.e239.3466 dynamic ip GigabitEthernet2/6
8 0016.eccb.8bc7 dynamic ip GigabitEthernet2/6
21 0001.2e0e.049a dynamic ip GigabitEthernet2/6
21 000f.e239.3469 dynamic ip GigabitEthernet2/6
22 0001.2e09.2b98 dynamic ip GigabitEthernet2/6
22 0001.2e09.6198 dynamic ip GigabitEthernet2/6
22 0001.2e0e.04a6 dynamic ip GigabitEthernet2/6
22 0001.2e0e.0fff dynamic ip GigabitEthernet2/6
22 000f.e239.346a dynamic ip GigabitEthernet2/6
23 0001.2e09.2b64 dynamic ip GigabitEthernet2/6
23 0001.2e09.2c12 dynamic ip GigabitEthernet2/6
23 0001.2e09.5036 dynamic ip GigabitEthernet2/6
23 0001.2e0e.04c4 dynamic ip GigabitEthernet2/6
23 0001.2e0e.0654 dynamic ip GigabitEthernet2/6
23 0001.2e0e.067f dynamic ip GigabitEthernet2/6
23 0001.2e0e.0da0 dynamic ip GigabitEthernet2/6
是否是中了ARP病毒?
怎么确认带毒的那台机呢?
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ARP