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Good afternoon,I have several CP-8551 with SIP software and updated the firmware from 12.7.1 to 14.2.1SR2 via TFTP server.Download of new firmware worked and phones reported "Ready to Upgrade" and asked for a reboot ("Now or delay").After the reboot ...
Good morning from Germany,in my homelab I noticed that one client (only one) don't get an IP address from my C9800-CL (17.9.1). All other clients (phones, laptops, a camera, even a washing machine) can connect like desired.My setup:I have a C9800-CL ...
Hello out there,after setting up a 9800-CL with 9120AXI in my homelab I stumbled across some problems: Sonos devices can't associate with the APs.The Radioactive Trace shows the following messages:2022/09/07 09:11:07.556506341 {wncd_x_R0-0}{1}: [clie...
Hello there,in my homelab I play with a Catalyst 9120AIX and EWC 17.7.I configured a WLAN on VLAN1 and configured a Policy Profile. Under "Advanced" I entered a DHCP server IP adress from which the client should receive an IP address.The client canno...
Hello together,I manage a small network with a WiFi guest network. All clients (mobile phones) can connect to DHCP. A new client (coffee maker) can connect to the WiFi guest network but can't get an IP from a DHCP server (Cisco SG300).The coffee make...
Hello peterh, thanks for the message. It doesn't matter if you use the zip file or the cop file. The hashes of the relevant files are exactly the same. And the behaviour is the same (requesting firmware after reboot). BUT: if you place all the files ...
Good evening and thanks for the reply.I’m not using CUCM. I use the phones with SIP firmware with an Asterisk system.I extracted the *.cop.sha512 file and placed all the extracted files on the tftp server.I resented the phone to factory defaults and ...
No, I don’t. Yes, i did! I have two WLANs. One one VLAN1 and one on VLAN100. The WLAN on VLAN1 uses a central DHCP server, the other WLAN on VLAN100 uses the internal DHCP server.Both are (now) working properly.Yes, i did! VLAN 100 still used an exte...
Hello,of course there's a binding but I mixed it up with "mac/ip static binding" in DHCP. Sorry for the confusion.The client is still stuck in "IP learning state" but I have no idea how to debug the internal DHCP.I used this as a guide.I gave up and ...
