Port forwarding to disabled conected to IP Phone

Hi All,

I just got alerts from Cisco 3750 switch Port forwarding to disabled conected to IP Phone a workstation is also connected to the Phone.

interface GigabitEthernet1/0/6
 switchport access vlan 401
 switchport mode access
 switchport voice vlan 501
 logging event spanning-tree
 logging event status
 srr-queue bandwidth share 1 30 35 5
 priority-queue out
 mls qos trust device cisco-phone
 mls qos trust cos
 spanning-tree portfast
end

This is the logs.


Jun  8 18:26:51.091 gmt:
%LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/6, changed
state to down

Jun  8 18:26:52.098 gmt:
%LINK-3-UPDOWN: Interface GigabitEthernet1/0/6, changed state to down

Jun  8 18:26:52.653 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 401 moving from disabled to
blocking

Jun  8 18:26:52.653 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 401 moving from blocking to
forwarding

Jun  8 18:26:52.659 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 501 moving from disabled to
blocking

Jun  8 18:26:52.659 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 501 moving from blocking to
forwarding

Jun  8 18:26:54.630 gmt:
%LINK-3-UPDOWN: Interface GigabitEthernet1/0/6, changed state to up

Jun  8 18:26:55.632 gmt:
%LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/6, changed
state to up

Jun  8 18:54:52.632 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 401 moving from forwarding to
disabled

Jun  8 18:54:52.632 gmt:
%SPANTREE-7-PORTDEL_SUCCESS: GigabitEthernet1/0/6 deleted from Vlan 401

Jun  8 18:54:52.632 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 501 moving from forwarding to
disabled

Jun  8 18:54:52.632 gmt:
%SPANTREE-7-PORTDEL_SUCCESS: GigabitEthernet1/0/6 deleted from Vlan 501

Jun  8 18:54:53.628 gmt:
%LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/6, changed
state to down

Jun  8 18:54:54.635 gmt:
%LINK-3-UPDOWN: Interface GigabitEthernet1/0/6, changed state to down

Jun  8 18:54:55.154 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 401 moving from disabled to
blocking

Jun  8 18:54:55.154 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 401 moving from blocking to
forwarding

Jun  8 18:54:55.154 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 501 moving from disabled to
blocking

Jun  8 18:54:55.154 gmt:
%SPANTREE-6-PORT_STATE: Port Gi1/0/6 instance 501 moving from blocking to
forwarding

Jun  8 18:54:57.131 gmt:
%LINK-3-UPDOWN: Interface GigabitEthernet1/0/6, changed state to up

Jun  8 18:54:58.132 gmt:
%LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/6, changed
state to up

 

Other Port also have this alerts randomly.

 

Comments

Sign In or Register to comment.