Activity in Technology and Support
Resolved! Cisco jabber call arrives at the local address
Here's a problem that came to light: cisco jabber is located behind the NAT, when calling from it, the call goes through and registers as a sour real ip , but when calling in the opposite direction on expressway-c, the call goes to the gray jabber ad...
Webex Contact Center (Engage): Images in Email Signature Template
Last summer, we implemented Webex Contact Center and created two email assets for two teams. We also created email signature templates for both teams. Sometime this year, Cisco updated Engage, and the template suddenly had a grid appearance. The BU h...
DTLS Handshake Failure in 9800-CL Mobility Group
I have two Cisco 9800-CL WLCs in the same mobility group:WLC-1: 192.168.138.130/24WLC-2: 192.168.138.132/24UDP 16666 is allowed between them, DTLS is enabled, and keepalives are exchanged.However, I keep getting:I’ve checked mobility peer cofig, NTP ...
"JSP files cannot be uploaded" Error When Uploading Prompts to UCCX
Hi We have upgraded some 12.5(1)SU3 UCCX systems to the newest ES07 due to the security CVE-2025-20354 (CVSS-score: 9.8). After this we have discovered that we can no longer upload UCCX wav files. We can download an existing file, upload it again, a...
Jabber on Chromebooks have a different IP address
I've been trying to get the Jabber app working on a Chromebook. It's configured as an Android tablet (TAB) device in CUCM and is able to register, but the Jabber client keeps sending an IP address to the call manager (running version 12.5) that is di...
IP phone endpoint not getting a DHCP offer on a closed port
Hello all,We recently encountered an issue demoing phones from HP Poly. These devices were added to an endpoint identity group in ISE associated with a policy to allow network access and they fail to get an IP address on closed ports. The RADIUS live...
Hearing ringing before reaching unity IVR
We have this call flow:Provider - PRI - voice gateway - SIP -CUCM - SIP - Cisco unity Call handlerWhen calling from the provider to the unity as per the flow above, we hear ringing 2-3 times, then the IVR.We need to make the IVR heard directly witho...
How to setup TACACS+ single-connect properly and safely
Hello DNAC/Cat Center is a very chatty product and it's constantly logging into devices to run many show commands. Without single-connect, there will always be a 3-way TCP handshake for every command issued when command authorization is enabled. Belo...
3 Disks in RAID 5, one of the Disk failed and start blinking Red
Hello Freinds3 Disks in RAID 5, one of the Disk failed and start blinking Red , when we replace it with brand new disk , does it works automaticaly and automaticaly restore its raid 5 Parity thean the data on on it or it needs intervention from the s...
Cisco SD-WAN NAT DIA fallback to specific Transports
Hello everyone,On my company, we are trying to implement Cisco SD-WAN NAT DIA on Service VPN 6136 only for traffic flows from O365 applications, through the public-internet local TLOC. We have 2 more transports: LTE (a low-bandwidth Internet link) an...
Passwordless lets you in even if AD creds are locked out
Hi We are having some issues with a FTD VPN setup where we get certain errors after authenticating but in trying again it lets you in. I have a case open with Cisco but they are very slow to respond. We found that if the user locks out their account...
Mesh AP wired backhaul to connect switch for local clients!
I have a MAP AP that connects to a RAP AP through Wireless Backhaul and then to the WLC. I am trying to figure out what switchport, WLC, AP settings need to be in place to connect local network clients to a switch connecting to the Mesh AP. All RAP...
Which Version is New vManage GUI?
I see that somewhere between versions 20.12 - 20.18 there was a major GUI change in vManage. Can anyone tell me which version this change was made in?
PVST Not Creating STP Instances for VLANs on Catalyst 1000(15.2)E11
I'm running a Cisco Catalyst 1000 switch with IOS version 15.2(7)E11 in Layer 2 mode. Multiple clients are connected across various VLANs, but I've noticed that certain VLANs are not forming spanning tree instances and aren't reaching the root bridge...
Resolved! ESA: Validating DKIM-Signature failed if signing domain is uppercase
Hi all,got a problem with DKIM-Signature-Validation in our ESA (Cisco C695 with AsyncOS 15.5.3 build 024).Signature validation fails, if domain in DKIM-Header's d-tag is uppercase. For example, an email with these HeadersFrom: XXXXXX@GMX.DEDKIM-Signa...
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