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...
Switching
Discuss Catalyst brand switches with peers and experts.
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for
- Cisco Community
- Technology and Support
- Networking
- Switching
Options
- Mark all as New
- Mark all as Read
- Float this item to the top
- Subscribe
- Bookmark
- Subscribe to RSS Feed
- Threaded format
- Linear Format
- Sort by Topic Start Date
Labels
-
2960X stack issue
(1) -
9200L Bundle Install Mode
(1) -
9300
(1) -
AAA
(7) -
Access Control Server (ACS)
(2) -
ACI
(2) -
ACI App Center
(1) -
AMP for Endpoints
(1) -
Announcements
(3) -
Application Networking
(1) -
Assurance and Policy
(1) -
Autres sujets de Commutation
(1) -
Autres sujets de Routage
(1) -
boot
(1) -
Branch Router
(769) -
Buying Recommendation
(342) -
BYOD
(1) -
C1000 cluster
(1) -
c3850
(1) -
c9200
(1) -
C9200-24P-E Support Contract
(1) -
C9500-16X
(1) -
Catalyst
(1) -
Catalyst 2000
(1,840) -
Catalyst 3000
(2,684) -
Catalyst 4000
(944) -
Catalyst 6000
(893) -
Catalyst 8000
(101) -
Catalyst 9000
(4,059) -
Catalyst 9000 Switches
(9) -
Catalyst Switch
(31) -
Cisco ACI
(3) -
Cisco Adaptive Security Appliance (ASA)
(1) -
Cisco Annual Internet Report
(1) -
Cisco Bugs
(30) -
Cisco Cafe
(93) -
Cisco Catalyst Center
(35) -
Cisco Digital Network Architecture-DNA
(3) -
Cisco DNA Assurance
(1) -
Cisco DNA Automation
(1) -
Cisco DNA Center
(2) -
Cisco Firepower Management Center (FMC)
(1) -
Cisco IE-2000(U) EIGRP vs EIGRP Stub
(1) -
Cisco ONE
(5) -
Cisco Press Cafe
(3) -
Cisco Software
(74) -
Cisco Spaces
(2) -
CISCO START ASEAN
(3) -
Cisco Start India
(5) -
Cisco SW
(1) -
Cisco User Groups
(1) -
Cisco.com Idea Center
(5) -
CiscoChat
(6) -
Cloud Networking
(2) -
Collaboration
(1) -
Collaboration Endpoints
(1) -
Collaboration Solutions
(5) -
Community Bug or Issue
(9) -
Community Feedback Forum
(130) -
Community Ideas
(59) -
Commutation
(2) -
Compliance and Posture
(1) -
Conferencing
(1) -
Configuration
(12) -
Contact Center
(1) -
CSC Content with No Valid Community to Post
(12) -
Data center
(1) -
Data Center Networking
(3) -
Desk Endpoints
(1) -
Device Admin
(7) -
EEM Scripting
(5) -
Email Security
(2) -
etherchannel
(1) -
Firewalls
(1) -
General
(3) -
Guest
(1) -
Identity Services Engine
(1) -
Identity Services Engine (ISE)
(6) -
Industrial Switching
(1) -
Integrations
(1) -
Intent Based Networking
(1) -
iOS
(1) -
IOS issue
(1) -
IOS Version
(1) -
ios xe
(1) -
IP Phone and Accessories
(1) -
IP Phones and Accessories
(1) -
IPS and IDS
(1) -
IPv6 Configuration
(1) -
ISE
(1) -
ISR 4000 Series
(1) -
LAN
(9) -
LAN Switching
(20,325) -
LAN Switching and Routing
(1) -
License
(1) -
Meraki
(1) -
Meraki Switch
(174) -
Movilidad
(1) -
Multi-Domain
(1) -
Network Assurance
(1) -
Network Management
(110) -
Network Security
(1) -
network stich issue
(1) -
networking
(4) -
New Document Idea
(3) -
Nexus
(1) -
Nexus 7000
(1) -
Nexus 9000
(1) -
Nexus Dashboard Insights
(1) -
Nexus Series Switches
(3) -
NGIPS
(1) -
NX-OS
(1) -
Online Chat Support
(2) -
Online Tools and Resources
(4) -
Optical Networking
(12) -
Other Cisco DNA
(3) -
Other Cisco.com Ideas
(1) -
Other Collaboration Applications
(8) -
Other Collaboration Endpoints
(3) -
Other Collaboration Topics
(18) -
Other Community Feedback
(9) -
Other Data Center Switches
(2) -
Other Data Center Topics
(1) -
Other Identity Services Engine (ISE)
(1) -
Other IP Telephony
(1) -
Other NAC
(3) -
Other Network
(23) -
Other Network Architecture
(1) -
Other Network Security Topics
(8) -
Other Networking
(26) -
Other NGFW Firewall Topics
(1) -
Other NGFW Firewalls Topics
(1) -
Other Policy-Access Topics
(2) -
Other Routers
(6) -
Other Routing
(11) -
Other Routing and Switching topics
(13) -
Other SD-WAN
(2) -
Other Security Topics
(3) -
Other Storage Networking
(1) -
Other Switches
(6,197) -
Other Switches Routing
(8) -
Other Switching
(75,054) -
Other Wireless - Mobility Subjects
(1) -
Other Wireless and Mobility Subjects
(7) -
Peripherals
(3) -
Physical Security
(2) -
Positive Feedback
(3) -
Primary boot loader issue
(1) -
Prioritization
(1) -
Remote Access
(1) -
Room Endpoints
(1) -
Routing
(172) -
Routing Protocols
(11) -
SD-Access
(4) -
SD-WAN
(1) -
Security
(2) -
Security Management
(5) -
Security Policy-Access
(2) -
Small Business Network and Smart Storage
(1) -
Small Business Routers
(2) -
Small Business Security
(1) -
Small Business Support Service
(1) -
Small Business Switches
(36) -
Small Business Wireless
(1) -
Smart Call Home
(1) -
smart net total care portal and collector
(1) -
Software Upgrades
(9) -
Storage Networking
(4) -
Support
(7) -
Switches
(20) -
Switching
(34) -
Switching or Switches
(3) -
Swtiches
(3) -
Technical Documentation
(11) -
Technical Documentation Ideas
(1) -
UCCE CTI Protocol
(1) -
UCS Networking and Storage
(2) -
UCS Solutions
(1) -
Unified Branch
(1) -
Unified Computing System (UCS)
(3) -
Update Document
(1) -
Voice Gateways
(1) -
VPN
(1) -
WAN
(405) -
Webex Meetings
(1) -
Wi-Fi 6
(73) -
Wired
(5) -
Wireless Controllers
(1) -
Wireless Network Management
(1) -
Wireless Security and Network Management
(2) -
XR OS and Platforms
(3) -
YANG Development Kit (YDK)
(1) -
ルータ一般 (IOS & IOS-XE)
(1)
- « Previous
- Next »
Forum Posts
Resolved! Subinterface nat/pat on router
Curious to know is it possible to nat/pat on cisco routers.Following is the scheme.E0: a.b.c.d/28 it is a public interface.Now E1: will be internal with subinterfaces.Like E1/0.1- 192.168.10.1/24and E2/0.2- 172.20.40.1/16Is it possible to allow thes...
Hi all,We operate networks in a factory environment. Sometimes we have some poor quality cabling and we can see in the log on the switch that the port is going up/down very often (ie not just because the attached device has been powered on/off).I kno...
Hi guys, I just created a new vlan on my network that I want to hide from network scans and pinging. I have created the following 2 rules in an access listaccess-list 102 deny icmp any any echoaccess-list 102 deny icmp any any echo-replyI have insert...
Hi, if two Cisco IE 5000 industrial switches be configured as a horizontal stack, can other ports be configured as REP? see attached for my proposal. Thanks.
Good morning team, I have many location with version 15.0ex5 on my cisco switches 2960x. I have been upgrading them thru prime infrastructure to version 15.2E7 and once the switches reboot the stacks get stuck with lit light "SYST" in amber. My que...
Hi, I have two stacking 2960x switches and I need to configure it with two ports active/standby. When one of it go down, second one is up. I configured primary port with Flex link, like this: interface GigabitEthernet1/0/5switchport trunk native v...
Hello I just bought a CISCO SG-300-20 Switch operating in L3 Mode on the hopes that I can create multiple VLANs which I did. but where my problem is that i cant find away to define a gateway for each of the VLANS I created. I have configured 8 ...
Resolved! ETHERCHANNEL
Hi If Gigabit Ethernet ports are bundled into an EtherChannel, what is the maximumthroughput supported on a Catalyst switch? this question i found in cisco press book and they mentioned answer is 16gbps as per my knowledge in ether channel we can b...
I have cisco 9500 switch. I have 2 interface for communicate with outside. I have 5 VLANs (VLAN10, VLAN20, VLAN30, VLAN40 and VLAN50) VLAN10 ip address : 10.10.10.1/24 VLAN20 ip address : 20.20.20.1/24 VLAN30 ip address : 30.30.30.1/24 VLAN40 ip addr...
Resolved! Switch can't ping a host
Hello, I have a switch with Vlan 1 192.168.10.2/24 , there is a host (192.168.10.10/24) connected to the switch. I tried to ping like these: Host pings VLAN --> Successful Switch pings host --> Fail (I tried these on real equipment) I tried to r...
Resolved! Switch can't ping a host
Hello, I have a switch with Vlan 1 192.168.10.2/24 , there is a host (192.168.10.10/24) connected to the switch. I tried to ping like these: Host pings VLAN --> Successful Switch pings host --> Fail (I tried these on real equipment) I tried to r...
Hi, I have two switches connected by SFP and the link will not come up either on its own or ultimately part of a pot channel. It is saying one side of the link is connected and the other side is disconnected :( this used to be part of a portchannel ...
Hi Does anyone know how I strip VLAN tags from a trunk connection using a Cisco Switch? From our ISP we get our different sites delivered on individual VLANs on a trunk. But I want all sites on the same L2 network/subnet. Any idea on how to achie...
Guys, Can someone recommend me the Switch model which i can use at access layer to support 10G connectivity for my Server.
Hello, I have found a gateway of last resort on my router which is used for the voice vlan. The ip address of the gateway of last resort points to a switch. I noticed this issue while attempting to update to new 3650 switches. If I attempt to rem...
Learn, share, save
Discover and save your favorite ideas. Come back to expert answers, step-by-step guides, recent topics, and more.
New here? Get started with these tips. How to use Community New member guide
Unanswered Topics
| Subject | Author | Posted |
|---|---|---|
| 12-04-2025 11:01 AM | ||
| 11-27-2025 10:43 AM | ||
| 11-25-2025 10:49 AM | ||
| 11-20-2025 11:03 AM | ||
| 10-23-2025 11:18 AM |
Top Solution Authors
| User | Count |
|---|---|
| 9 | |
| 5 | |
| 4 | |
| 3 | |
| 2 |
