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l2-security-bh.ppt
Potential VTP Attacks
¥ After becoming a trunk
port, an attacker could
send VTP messages as a
server with no VLANs
configured. All VLANs
would be deleted across
the entire VTP domain
¥ Disabling VTP:
CatOS> (enable) set vtp mode transparent | off
IOS(config)#vtp mode transparent
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