Activity in Technology and Support
can no longer ssh into the Primary Admin/Secondary MnT node
My ISE cluster is 3.3 patch-4. Everything is working, and I can GUI and SSH into ALL nodes with the exception of SSH into the PAN node. I was able to ssh into it yesterday but today it stopped working and I received this message:Pre-authentication ...
Cisco AP Selection or WLC Selection
Hello All,New here and I would like some feedback from all you gurus and experts. I have a Cisco Catalayst 9800 virtual WLC with 50+ Cisco 9120AXI access points on them. Current, I might have some budget to squeeze in some upgrade and the thought tha...
Cisco 4300 ISR4331/K9 Hardware Failure
Good Day,i have a Cisco 4300 ISR4331/K9 Hardware Failure. recently i saw that the ISC light is a solid amber lightRunning the show platform command, i see this0/4 PVDM4-32 booting 00:00:17: %SPA_OIR-3-RECOVERY_RELOAD: subslot 0/4: Attempting recovery...
CUCM SIP Trunk Unable to find a device handler for the request received
I have a lab running CUCM 10.0 that has a SIP trunk to a VCS. Previously I was able to place and receive calls across the trunk, but now I can only place calls, not receive. I did recently upgrade to 10.5, but I really can't recall if it ever worke...
Cisco WLC or Individual Management - At what point is WLC needed?
Right now, I am managing 4 access points(3702i), each part of their own network(each network reachable via routing). The networks are physically close to each other(in a rack). I was wondering if it's worth spending on a WLC(like the 2504) or just ma...
Cisco ISE policy dic
I need to look up usable ISE policy field options. With so many available, I require definitions and available choices. Is the dictionary the only lookup method, or are there better options?
IP And MAC Address Issue
I am having issue with one of my desktops connected to my switch interface flipping between two MAC addresses (see the attached picture below for log). When I disconnect the desktop the IP and the MAC issues will not show in the log. I reimaged the ...
Roaming between WLCs and Mobility Groups
Hello, everyone. I need some clarification regarding roaming. My book says that: If two controllers are assigned to different mobility groups, clients can still roam between them, but the roam is not very efficient. Credentials are not cached and sha...
CSCwi16752 - CBS350-24XS - stack of switches freezes with i2c error
In response to the bug described at: https://bst.cisco.com/quickview/bug/CSCwi16752The issue also occurs with the latest version 3.4.0.17. Switch model CBS350-12XS. The bug severity is set to Moderate, however, the CLI and GUI freeze for 10 minutes. ...
Cisco 2821 - Above memory requirements. What happens?
Hello.I currently just got a Cisco 2821 with CallManager(8.6) installed and IOS(15.1M) and ADVENTERPRISE installed. It has 512MB of DRAM and 256MB of Compact Flash memory. This device will solely be used for VoIP.I was wondering if it would be enough...
IPv6 dhcpv6 not getting ip
Hello. We have been trying to migrate to IPv6 and dhcpv6. So far we are having dhcp issue. I have a router running iOS-xe and it has the production vlan on it and it’s configured like this for the vlan interface interface Vlan1000 description User VL...
cisco 3850 with mgmt vrf cannot resolve hostnames and ping hangs
Hello all, I'm having a very strange issue with a 3rd party purchased 3850 WS-C3850-24XS stack. I am using the Mgmt-vrf to manage the switch and pings work when you source from that vrf. But pinging without the source of vrf doesn't work NOR does it ...
Custom Approval Request Email : FQDN
We are running a self-registration gues WLAN with sponsor approval. After a guest user has requested an account for this WLAN, ISE sends an approval request email to the sponsor. In this Email, the link which will trigger the approval is generated by...
ISE 3.3 - Disabling support for TLS 1.0
I plan to disable support for TLS 1.0 under the security settings. I am using ISE 3.3 and was wondering if there is anyway to see or detect if anything is connecting to ISE is still using TLS 1.0. Weather it be pxGrid or Context visibility I'll need ...
Link up & down Repeatedly
Hi , I have a switch 3750 stacked , I don't have IP-phone some of my links get up & down repeatedly (I see this in switches 2960 too) Jul 1 10:24:12.159: %LINK-3-UPDOWN: Interface GigabitEthernet2/0/3, changed state to downJul 1 10:25:03.831: %LINK-3...
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