From: wilfred d'souza (wilfred_thegr8@yahoo.co.in)
Date: Sun Jun 22 2008 - 06:18:02 ART
Is there a HUB connected to the PC port of the IP Phone? The output shows that
from VLAN 102 it is learning 2 MACs from the same port on the switch.
B 
Thanks,
Wilfred
--- On Sun, 22/6/08, itsfortarget iwillgetit <itsfortarget@gmail.com> wrote:
From: itsfortarget iwillgetit <itsfortarget@gmail.com>
Subject: MAC ISSUE
To: "Cisco certification" <ccielab@groupstudy.com>
Date: Sunday, 22 June, 2008, 12:44 PM
Dears,
 please refer below port configuration.is there any abnormal in the show out
put ???
LAB_1RO1#sh run int fastEthernet 1/0/12
Building configuration...
Current configuration : 138 bytes
!
interface FastEthernet1/0/12
 switchport access vlan 102
 switchport mode access
 switchport voice vlan 42
 spanning-tree portfast
end
LAB_1RO1#sh mac-address-table interface fastEthernet 1/0/12
          Mac Address Table
-------------------------------------------
Vlan    Mac Address       Type        Ports
----    -----------       --------    -----
  42    0016.47cb.fd8c    DYNAMIC     Fa1/0/12
 102    000f.fe0f.1fb1    DYNAMIC     Fa1/0/12
 102    0016.47cb.fd8c    DYNAMIC     Fa1/0/12
This archive was generated by hypermail 2.1.4 : Tue Jul 01 2008 - 06:23:22 ART