For that to solve the problem that there are 5 details: room lol.1. take a new Codec to install.2. broken leg Ground outlet3. Switch 8port to install to test whether the PoE port will go to Guan LAN of the Codec?
On the issue of the five rooms with the following details: 1. Codec lead to new installations 2. Ground broken leg plug 3. Switch 8port to install. To test the power of PoE port LAN stir into the Codec or not.
In the day to fix the room 5 with details as follows: 1. The new Codec installed 2. Break a leg Ground of plug 3. Bring Switch. 8Port to install more. To test fire from the PoE will bother port LAN of Codec or .