Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...
Forum Posts
WS-C2960X-48LPD-L all Ethernet ports went disabled and administratively down. Ports also not responding to any cofig change after reload. Initially changes in port vlan assignment, although reflecting at vlan br, but not functioning; that is why I ha...
1. is it necessary to use this type of cable with media conveter or we can use SFP ?2.if yes, Can we use SFP for this fiber in 3850 model?
Resolved! Subinterfaces will not come up on 1921
I'm thinking I'm missing something simple here. I'm trying to create subinterfaces on a 1921 for a test lab. Whenever I create one, it is in admin down and will not come up when doing a no shut Example: interface GigabitEthernet0/1.1description HOM...
Good afternoon colleagues, I really need your help in this matter. We have PTZ cameras brand AXIS. this cameras we use to monitor 24/7 a college. The company that monitor the cameras says that they are having drops of packets. The images have about 5...
Resolved! Cisco Nexus 40G to 1G
Hello, We have N9K-C93108TC-EX (48 ports Copper and 6 ports QSFP) We want to connect a FW using 1G optics so we need to "lower" the speed of the 40G. So we bought CVR-QSFP-SFP10G and we put a Multi-mode SFP We did the breakout command: interface brea...
Hello all, If In my datacenter i had all 3850s and 9300 cats, with the latest iOS, what would be a good command(s) that I would use to see if there are frequent TCN changes on STP. I believe I have switches that are not using the same version of sp...
Hi,I need assistance configuring Layer-3 MEC, port channel between the core running VSS TO two standalone aggregation layers switches running HSRP. To be exact am looking for is a Cisco Validated Design (CVD) with detail configurations. https://www...
I have an SG350X-48MP managing DHCP for a company we support. I have set up a Microsoft Deployment Toolkit (MDT) server to automate laptop builds. What I'm find is the following: Connect a brand new laptop out of the box and PXE boot to MDT (same iss...
hello If I want to limit the multicast packet to 100pps for a switch port egress side, can Nexus 3548-X realize this? If yes, what the config would be? if no, which version OS does support to realize this? ThanksQu Dong
Resolved! Certification CCNP Switch 300-115 Book
Hello All, I am studying for the CCNP SWITCH 300-115 certification, I am reading the official CIsco Guide for this certification, but it is English and I prefer to read the book in Portuguese or Spanish. I would like to know if anyone knows if yo...
Hi, We use Cisco ISE v2.3.0.298 Patch.3. / ISE-VM-K9 With 2 WLC 2504 Some users complain about not bein able to connect... In the Live logs, we can see that the message says :22089 New user session not permitted. Max sessions user limit has been reac...
Hi all,I have 2 chassis and I would like to factory reset them. I have tried to follow the password recovery in order to write erase etc, but this doesnt seem to be working. Is there any way to reset to factory completely without having to go through...
Hello ExpertsCould you give me advise? [Condition]We are using 802.1x authentication on Catalyst with IOS and IOS-XE.And our RADIUS server set attribute "class(25)" on Access-Accept packets.When Catalyst send Accounting-request "start" or "stop".IOS ...
Resolved! Crossover chart
I support a machine network over in the Netherlands and they are using Stratix 5700 - Rockwell Automation 1783-BMS10CGN.It comes with the following features:Stratix 5700 Switch, Managed, 8 Fast Ethernet Copper Ports, 2 Gigabit Ethernet Combo Ports, F...
Resolved! Router and switch auditing tool (RAT)
Hello Cisco community,Is anyone here familiar with the tool called "CIS-CAT Lite"Can this tool be used to audit the security of Cisco configuration files? Do we need to "PRO" version or is the Lite version sufficient?
