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Any Mitel VoIP VLAN/QoS requirements or preferences for switch.

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max1017

Technical User
Nov 14, 2010
16
I am use it for 3300, any suggestion on how to programming the switch? I have build a vlan for voice and vlan for data, user will plug the cable to PC port behind IP phone to get in data vlan. somehow, they try connecting the cable like this:

(first lan port on the wall)---(Mitel IP phone)---- (second lan port on the wall)

after that my network totally down, IP Phone reboot, until I unplug the cable to stop the problem. Is there any setting for switch can stop it? Should I use STP or RSTP? thanks!
 
You shpuld plug it up like this..


lan port on wall ----Mitel phone LAN port--- Mitel phone PC port to PC.
 
You don't need STP unless you are using both network ports on the front of the 3300.

You should program up either CDP ( Cisco ) or LLDP to tell the sets on boot they belong to the voice VLAN. You will have to figure out how to do that on your own.

You set layer 2 priority to 6 and establish DSCP 46 as priority if you need to route across VLAN's at any point.



I'd tell you a UDP joke but I'm afraid you won't get it. TCP jokes are the best because you always get them.
 
Thanks both, Of course I know the cable from PC port should plug to PC or notebook, But some user just don't have those knowledge, i can't one by one to teach them, so I hope I can change some network setting to prevent it happen again.
 
To prevent that from happening you should set up spanning tree (RSTP) on the network switches. For the mitel3300 this is important if you will use both network ports to your switches.
 
The user has created a loop that spanning tree might fix but if you connect both cables from the wall into the phone how are they connnecting a PC?

I'd tell you a UDP joke but I'm afraid you won't get it. TCP jokes are the best because you always get them.
 
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