[Asterisk-Users] New $89 VOIP phone
Peter Svensson
psvasterisk at psv.nu
Tue Aug 17 00:43:49 MST 2004
On Tue, 17 Aug 2004, Simone Ricci wrote:
> Surely, 802.1Q wasn't designed with security in mind...change tagging,
> change vlan...
I have not used any ip-phones with vlan support but several switches. They
all allow you to confgiure which tags are accepted on which ports. Can the
phones be confifured to only allow untagged traffic on the port towards
the pc?
If one provides physical access to a port with a sertain lan segment, then
that segment is vulnerable to a malicious user, be that through a vlan or
a separate port in the wall.
Peter
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