we setup a new DHCP scope and setup a couple PCs to get their IPs via the new scope.now the PCs with the new DHCP addresses cannot ping any 2960 that's on VLAN 1. but they're able to ping everything else on VLAN 1.the switches in question are config...
Forum Posts
Resolved! 3850 failure state requirement
I am trying to research the failure state options and settings for the requirement below:If the device fails, it must not fail in a manner that will allow unauthorized access. If the switch fails for any reason, it must stop forwarding traffic altoge...
Hi everyone, I'm trying to create a policy on ISE 2.6 to authenticate a wired device by Mac address and User & Pass (AD or internal) on switch, i saw options to prefer one or other but never both, is possible ask those two requierements for wired con...
As we can all probably relate, I am at my wits end at this point with this setup. It is in a home lab, so nothing major, but it should be working. I cannot tell where my problem lies. I am quite familiar with Cisco, but mainly Catalyst and haven't re...
Dear all,Greetings.I have a very simple problem ( i should be making some fundamental mistake). Here is my config: +-------+ +--------------+| ISP | ------> DLink Switch ...
I've got 3 new switches, and i'm trying to go through setup instructions. So far, the instructions attach a laptop (where it gets a DHCP IP and then access the web GUI at 10.0.0.1 or 10.0.0.3 Isn't working at well (PC never gets the DHCP address) I'v...
I try to upgrade IOS & Web_UI from release 15.2.6 to Release 15.2.7E2 using Web UI, with tar file from this page sha512sum is verified, butfirst upgrade failed :File uploaded in uploadFile directory and md5sum (fd8643a418ffce103d371ff96931eb25) is ve...
I have Cisco 4500 switch port Gig22 show 88-99 % usage frequently port stats shows its a trunk port all vlan's are allowed i see a lot of Multicast and Broadcast traffic , My question is how can i tell which Vlan causing this huge traffic .
Resolved! C9200 install remove inactive
Hi allI'm upgrading a switch Cisco9200-48p from IOS 16.12.02 to 16.12.03a in install mode.I've seen that after upgrade, the flash disk space is under 1 GB. 97194 -rw- 390173716 May 8 2020 22:37:44 +00:00 cat9k_lite-rpbase.16.12.02.SPA.pkg97197 -rw- 4...
Resolved! Encrytion between two Cisco 1841 Routers
Hi @all, I have the following topology. I wish to encrypt the traffic between both router in such a way that all data that goes from one side to another through the link stays encrypted @royalbluesBG
Hi, What would be the best practice to migrate the STP root (primary and secondary) for my VLANs to 2 new switches and migrate the HSRP (active / standby) to these new multilayer switches with minimal interruption to the service. Should I move first ...
Hi. I am doing a sh mac-address-table in Cisco Catalyst 3750 switch and I don't know what's the meaning of Po1 in the type of port.Anybody can say me it?. This is a line of cmmand output.11 0013.c3bb.4185 DYNAMIC Po1
It would be just swell is Cisco could do 1 thing consistently..... Every Catalyst platform Cisco makes support "auto qos", every platform, except for 1. And I get so frustrated reading docs that say stuff like "when you issue the command auto qos t...
I have been researching ways to rate limit or police bandwidth going to a customer port on a 6500 series Gigabit SFP line card with DFC3. However when applying a service policy to the egress I receive an error "MQC features are not supported in outpu...
Is there a similar command to: ip multicast helper-map broadcast in newer switches? Like the 3850?
