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
Hi I know we can stack 2960X with different number of ports. Bu t does it work for every model ? I mean can I stack : - 1 48LPD-L with 1 24PS-L - 1 48LPS-L with 1 24PS-L - 1 48LPS-L with 1 48LPD-L I can't find a doc where the compatibility is s...
Resolved! VSS & vPC & load balancing
Good day, comrades. There is a configuration shown below and there is a problem with port-channel balancing (LACP). LACP is well assembled, it handles emergency situations, but sends traffic from 6509 to N5k using only one link, while N5k sends traff...
Resolved! spanning tree topology change
Hello, let's say I have a VLAN 500 and it spans across multiple switches via trunks. Let's say that my core switch is my root bridge. I go to a random switch where vlan 500 is configured/used and with the command, show spanning tree detail, I can ...
Hello Community,I am receiving slowness and performance issues when typing in my SSH session on my Cisco Catalyst 2960X-48TS-L Switch. I am hoping I get some assistance on running some commands and/or debugs to check the overall health of the applian...
Hello,i have a little problem maybe somone can help me.i have set the last Vlan 1 defaul port to forbidden via web interface, so my switch sg300 is unreachable.So i connect to the switch witch a console cable and would set one port to the default vla...
Resolved! Custom VLAN on layer 2 switch (C2960x)
Is the custom VLAN on layer 2 switch only work when the same VLAN ID already setup in the router?My C2960x has 1 interface direct connected to a router interface. I set this switch port to trunk mode. And set Vlan 1 to has a IP address. This configur...
I have a brand new C9300-48UXM-E. I am following these directions:Connecting to the SwitchBefore you beginThe bootup script runs the configuration wizard, which prompts you for basic configuration input: (Would you like to enter the initial configur...
IHi i bought some equipment for a home lab to practice with. One of my switches is a 2960 and when I configure NTP/TACACS on it it never saves the configuration after a reboot. The registry is correct and it saves evey every other configuration I do...
Hi everyone. I'm starting out on my Cisco journey and I'm having a little trouble understanding a particular topology. Please see the image attached, this is my current arrangement. As you can see, STP has shut down the link between PS47 and PR02, m...
Resolved! Connectivity problem ASA 5506-x and SVI (2960-x) after configuring LTE Backup with SLA Monitor
Hi, I have a strange problem. My 5506-x is connected to Internet via outside interface and connected to a 2960-X switch. On the switch I configured 3 Vlans (SVIs). One (vlan 1) connects the asa inside-int and vlan 10 and 20 is used for end-systems....
Hello Everyone I have 2 switches Catalyst 4948GE with 10 X2 converter and Catalyst 4948E that have 4 SFP 10Gig Ports. I have bought huawei 10G SFP that are working very fine in 4948GE with X2 Converter but not in 4948E . It giving the error "Transcei...
Hi All, Cisco guidance often mentions the use of 20:1 over-subscription for Campus LAN / Access switches (https://www.cisco.com/c/en/us/td/docs/solutions/Enterprise/Campus/HA_campus_DG/hacampusdg.html#wp1108631) However , the document is dated from 2...
Hi all, I want to upgrade WS-3850-12S and WS-C3850-48T firmware from version 03.0.6.08E and 03.07.05E respectively to higher version. From the serial number checker, it appaers the higher version of Fuji 16.9.2 (highest) then Everest 16.6.5, Dena...
WHAT IS ACCESS, TRUNK, DYNAMIC, DESIRABLE AND AUTO MODESPLEASE HELP ME ASAP.
This command worked on a 3850. Why doesn't it work on this switch?
