https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45243#M6125 <BR /> As Anton said you remove the voltage with ...inlinpower.<BR /> But set port disable is also an Option to disable the network traffic.<BR /> <BR /> Therefore: set port disable ge.x.y<BR /> set port inlinpower ge.x.y admin off<BR /> <BR /> I prefer to wait at least one Minute and then restart the power and traffic:<BR /> set port inlinpower ge.x.y admin auto<BR /> set port enable ge.x.y<BR /> <BR /> Why this?<BR /> i had an issue with a Controller. I tried several things. Then forgot to enable the port because of interruption. Then if i concentrated on the issue again, enabling the port, the Controller woke up.<BR /> May be you have a similar Situation.<BR /> <BR /> Greetings from Nuremberg.<BR /> Fri, 12 Oct 2018 18:08:00 GMT Baris_Karabacak 2018-10-12T18:08:00Z https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45238#M6120 I need to reset (remove voltage and restart) one particular port whitch is connected a network clock.<BR /> This clock is in crash and I cannot go on site to disconnect the cable<BR /> <BR /> Fri, 12 Oct 2018 14:25:00 GMT https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45238#M6120 Visconti 2018-10-12T14:25:00Z https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45239#M6121 do you mean poe power?<BR /> <BR /> set port inlinepower ge.1.x admin off<BR /> set port inlinepower ge.1.x admin auto<BR /> <BR /> this should do it<BR /> Fri, 12 Oct 2018 14:43:00 GMT https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45239#M6121 AntonS 2018-10-12T14:43:00Z https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45240#M6122 Ok I followed your advice and infact now I see the mac of the clock connected to this port but when I ping the ip I do not receive any feedback<BR /> Fri, 12 Oct 2018 15:25:00 GMT https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45240#M6122 Visconti 2018-10-12T15:25:00Z https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45241#M6123 If the clock get's the IP via DHCP check whether there is a renew of the lease.<BR /> If the clock has a static IP it could be that the device lost the config. Fri, 12 Oct 2018 17:38:00 GMT https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45241#M6123 Ronald_Dvorak 2018-10-12T17:38:00Z https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45242#M6124 If the clock has a static IP, the unstable state may have returned the device to factory default or is in a dead state. IF IP is dynamic, please verify DHCP server sees request and has an entry in its database.<BR /> <BR /> Fri, 12 Oct 2018 17:44:00 GMT https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45242#M6124 Martineau__John 2018-10-12T17:44:00Z https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45243#M6125 <BR /> As Anton said you remove the voltage with ...inlinpower.<BR /> But set port disable is also an Option to disable the network traffic.<BR /> <BR /> Therefore: set port disable ge.x.y<BR /> set port inlinpower ge.x.y admin off<BR /> <BR /> I prefer to wait at least one Minute and then restart the power and traffic:<BR /> set port inlinpower ge.x.y admin auto<BR /> set port enable ge.x.y<BR /> <BR /> Why this?<BR /> i had an issue with a Controller. I tried several things. Then forgot to enable the port because of interruption. Then if i concentrated on the issue again, enabling the port, the Controller woke up.<BR /> May be you have a similar Situation.<BR /> <BR /> Greetings from Nuremberg.<BR /> Fri, 12 Oct 2018 18:08:00 GMT https://community.extremenetworks.com/t5/extremecloud-iq-site-engine/how-to-restart-a-port-of-b5-series-switch-power-down-and-restart/m-p/45243#M6125 Baris_Karabacak 2018-10-12T18:08:00Z