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 have 2x 2960 switch.Each switch have one vlan only (vlan 2 ) and two switches are connected using trunk.All switches are running igmp snooping and querier.So any config need to carry multicast between two switches? All are using same vlan.Multi...
Hello, Could someone help with WS-4506-E chassis compatible Sup8 Engine part number? WS-X45-SUP8-E V06 we have has connector block on the right side and 4506-E chassis does not have corresponding right hand socket (please see attached photos).
Hi, I have a 6807-XL and nowadays device's cpu is using high CPU. I checked logging in the device and I saw this error. If I remove Snmp-server configuration from device, CPU work normally. But I need SNMP.... I run "show snmp" command. Maximum queue...
Hi community I have a doubt, I replace the network admin and doing a check of logs I run into with the log "%DOT1X-5-FAIL: Switch 1 R0/0: sessmgrd: Authentication failed for client (ace2.d309.6976) with reason (No Response from Client) on Interface ...
I am looking into writing a script that will make vlan port changes on a Nexus 9k series switch. I'm looking to use snmp to facilitate this but I've been unable to find any documentation to help me figure out how to go about it. I am hoping someone ...
Resolved! Wan switch with two ISP connections.
Hi, in our organization we will get second ISP connection for redundancy. We have only one firewall (not ha pair) at the edge. I want to know if we need wan switch between ISP connections and firewall. What will the advantages be?
I bought two 9300L switches and want to set them up as a stack of 2 switches. I bought a kit with 2 stack adapters and 1 cable. Is this all I need to connect two switches together in a stack, or do I require 2 more stack adapters and an additional ca...
We have a few Cisco 9300's in production, 2 of which we need to move to Network Advantage so we can set up SVI's and HSRP. We purchased them with Network Essentials which included the DNA Essentials. My confusion and frustration is with what is nee...
Hi, I'm trying to understand what could be the most useful Snmp traps to enable on a core switch in general. Any idea? Going more specifically Also for broadcast storm problems and other type of problems related to it. I already enable the "storm-con...
I attached the packet tracer file, but here are the configs for the two switches connected via layer 3 etherchannel. I have a computer attached to each switch on vlan 10 (f0/1), and they can't ping each other. Switch1 Current configuration : 1754 by...
Hello, On a brand new catalyst 9407 chassis running the IOS XE version 16.12.02 I have the following message: "May 25 14:23:16.217: %IOMD-2-POE_RW_FAIL: Chassis 1 R0/0: iomd: POE read/write to HW failed on Slot 6 Subslot 0.POE functionality will not ...
We recently brought a couple computers onto our network to provide them with internet access (We are a Municipality and they're the local Theatre). We built out a separate VLAN for them and they're getting their addresses from our DHCP server. Their ...
Resolved! Cisco 9300
I have a Cisco 9300l 48p switch. Yesterday our power went out and the switch came back up but it's stuck in standby mode (rapid lashing green light). What do I have to do to gain access to the console or get the switch to pass standby mode? I can not...
Hallo,i had a Problem with Nexus Switch 93180YC-EX, after I updated to version 9.3.8 ( it had NX-OS Release 7.0(3)I7(3) ) and everything is going ok without the ospf.The ospf neighbours on outside interface to ISP is down, the switch can’t build more...
Resolved! Boot failure after Upgrade C2960X
Using Cisco Prime to upgrade C2960X switches. One of several switches failed when upgrade from 15.2(2)E7 to 15.2(7)E5.Distributing image using TFTP was successful, but Device reboot failed. "Device not up after waiting for MAXTIMEOUT". Connecting a c...
