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I've got this interment problem where my ip phones aren't able to get an IP address from DHCP. I've got a mix of 9200L and 2960s POE switches. I've experienced the issue on both models, with different version of firmware on each. Different DHCP serve...
I'm in the process of commissioning some new 9200L switches on our network. I've created a new VLAN/ subnet for them which is working and I have L3 connectivity. However, when connected to the existing site network- currently as a spur but will event...
So, I remove the fibre cable which our HSRP protocol runs over between our two layer3 stacks, in order to untangle some cat5e cables that was straining the LC plug.Since then we've had various and seemingly random issues with certain addresses not be...
Hello, I've already got SSH access configured on my 9200L and it gave me a prompt for an admin user straight after when trying to login, however I didn't know the password. I've since created a user (config)#username XXX password XXX however this app...
I use standard scripts for the switchports on the phones, they are all set to access ports. I am pleased to say at least with access/trunk i know the difference. Thanks for your help.
We have LLDP configured on our switches...However, it had not been configured on this switch. I had been told by who provided these phones that on our new system LLDP was not required. Clearly it is still very much necessary! I know it was used to al...
Following further testing this morning it appears as though when the switch learns the phone mac it only tags it with vlan1 and not vlan84 as well, which all other switches ive looked at do. The port is tagged with switchport voice vlan 84, but when ...
PCs all connect via their own switchport. HSRP is configured. Ring topology.No HSRP flapping, no STP changes. Yes I have checked arp, MAC address has been learnt.By intermittent i mean it happens randomly. Plugging in a new phone somewhere, exact sam...
