Activity in Technology and Support
Week 3: Breaking the Boundaries of the Switch "VLANs"
Hello awesome community! Continuing our networking fundamentals series!This week, we’re exploring VLANs, how they help segment networks, reduce broadcast domains, and organize devices efficiently.I’ve also added a document with the VLAN commands for ...
Secure and Resilient DNS Service with Cisco Umbrella
Let's take some time to reflect on the importance of a DNS service. It's what translates website names like cisco.com into the IP addresses computers need to find them. If this system breaks down, nothing works – applications stop, employees can't d...
SIP Route Pattern – Prefix Digits (Outgoing Calls)
I am playing around with SIP Route Patterns in Call Manager and wondering if I can prefix digits to calls that use it.It’s CUCM version 14.0 SU3. I see there is a field to enter the Prefix Digits for Outgoing Calls.But it does not seem to do anything...
2 SIP Trunks on 1 cube IOS version 17.12.05a
I am currently running 1 sip trunk and are using voice class e164-pattern-map XXX to route calls based on the inbound DID; all works great. I now have to add a second sip provider with a bunch of different DID's and point those calls to and from thi...
SIP Trunk Failover Using Separate CUBE's
Hi Looking for some help on possible options to solve the following scenario. I've attached an outline diagram. Normal call flow is CUCM >> Internal SIP trunk 2 >> CUBE 1 >> External SIP Trunk 1 >> SIP provider (PSTN) We can have a situation where S...
Resolved! 8875 ip phone not showing in cucm 14.0.1.10000-20
customer purchased new cisco ip phone 8875, but unable to add to their existing cucm 14.0.1.10000-20 and not showing in the phone list this modelDo they need to upgrade CUCM 14 to support 8875 phone or any device pack to be installed?
Host not found error in corporate directory
Hi,I had CUCM 11.5 and upgraded it to version 15 SU3a with data export method and changed publisher hostname during that.After that all phones which are 79xx get host not found in corporate directory.The phone URL parameters and secure phone URL para...
CUCM VG350 Analog phone configuration
Hello,I have been tasked with putting analog phones on a VG350. We have a lot of phones and for each one we have to fill out the (what I'm going to call) profile (see photos). Is there a way to make these settings a "template" and just have to update...
ISE-PIC not receiving active sessions — only 5–6 users every few hours
Hi Dears, I am facing an issue with Cisco ISE-PIC not receiving active user sessions as expected — I only see around 5 or 6 users every two or three hours. Environment details: ISE-PIC Version: 3.4 (Patch 3 installed and licensed) Setup: Two ISE-PI...
CSCwr77442 - Unable to add new IP range to CX Cloud
Any update on this? We were able to add 2 ranges and then just get repeated errors when attempting to add others.
PS with lower capacity on 9400 switch stack
I have this 9400 stack switch with redundant power supplies, but I have noticed that one of the PS has lower capacity, like 50% of lower capacity. Please help me to figure this out. Attach the output show power: Switch:1 Power Fan StatesSupply Model ...
2960X - Syst LED Amber Stable
Hello CISCO community.I am experiencing an unusual LED indication on the front panel of my WS-C2960-X-48LPD-L switch. The SYST LED is orange while the STAT and MAST LEDs are green. All the LEDs are stable. Switch is not working properly. The IOS of t...
RTMT version 15
No issue. Just an FYI for all of you.I just setup RTMT v15 and found that there was no installer. Just a program folder called CiscoRTMTPlugin with a run.bat file instead of an executable. I copied the program folder to c:\program files\cisco\ . Then...
BGP configuration - /29 Public IP Block routing between two ISP's
Hello everyoneReferring to the attached diagram.Got two ISP's . I got a /29 Public IP block needs to be Routed from my DMVPN setup. ( NAT is not an option for me at this point) ISP's wont publish /29 minimum requirement is /24. My /29 IP block should...
make a router invisible
For lack of better wording, how do I make a router invisible? I see the carriers do it all the time. When a tracert happens, I want no IP to show up but continue on so that it will eventually get to its destination.
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