Hi, I would like to check what could be causing a stacked switch to crash/hang and needs restarting frequently. This started after we upgraded our stack of WS-C2960X-24TS-L from 152-7.E4 to 15.2(7)E9, and this still occurs after I've replaced the swi...
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i have router the model of 2811 and also switch which is power over ethernet (POE). two ports of router which is fast ethernet port and switch have 24 ports fast Ethernet and 4 Gigabit Ethernet port SFP. the issue is that i have use the port of route...
Resolved! Username and password
how to create username and password in a router or switch ?
Hello, I have a 3850 - 12SS switch, and it gives an error when starting up. The device resets and goes into ROMMON mode, and even though it takes a new IOS , it gives an error during boot. Please help me.thank you all
I recently changed some configs on two L3 switches running OSPF. After this change I'm now getting the below log message about ever 2 minutes or so on one of the switches (172.22.0.53):%OSPF-4-FLOOD_WAR: Process 1 re-originates LSA ID 172.18.24.3 ty...
Hi, I made a EtherChannel with a Cisco Catalyst 4500, using 2x10 Gbps Interface. but when I check Interface Port-Channel, I see it only show 10 Gbps!. I attach show version, module, etc.
Windows 11 (cli) no longer negotiates ssh with our Cisco C1000 catalyst switches without a work around: ssh -oKexAlgorithms=+diffie-hellman-group14-sha1 -c aes256-ctr <username>@<ip address>but after researching, it appears that Microsoft is doing t...
Hello, I need to know if the transceiver module GLC-LH-SMD is also compatible with this switch, because in the compatibility table the SFP assigned is GLC-LH-SM Thanks
Hi,I have NCS, version 7.3.2.I would like to configure an interface BFD tied to LDP. Currently, OSPF is used as the IGP, but I want to inform LDP before OSPF, so I'm looking to configure an interface BFD tied to LDP.However, it seems that I can't. Is...
show platform software trace message smd switch active not available on Cisco 9300 17.09.05 CAT9K_IOSXE #show platform software trace ?context Show btrace global contextcounter Show counter value of moduleslevel Show trace levels
I am trying to use a Cisco Switch in the following test configuration: Test Device A <--> Cisco Catalyst <--> Test Device BThus, each device is connected to its own port in the Cisco Catalyst. I want to send traffic encrypted by MACSEC between the tw...
Resolved! Catalyst 9200L 48P and 24P cluster issue
Hi! We`ve bought a few Catalyst 9200: C9200L-48P-4G and C9200L-24P-4G. And now we need to install 2 of them in cluster deployment.But I`ve got an issue with this task. When I try to connect them, I`ve got an message about the mismatch of the software...
Hi,My Cisco 2960-X switches have multiple versions of STP.I would like to know what the differences are between these, and which ones are compatible with the generic industry standard STP and then the quick version of STP.My network still has a few s...
Hi I have a strange issue that I'm not able to figure out by myself I have 1x25G ports connected back to back inside vrf VPC_KEEPALIVE as peer-keepalive and that works fine. And i use PO255 like vpc Keepalive interface Ethernet1/48description "Peer...
Is there anybody tried this Version of firmware? I want to upgrade critical switch WS-C3850-12XS from 16.3.6 to 16.12.11 and I would be thankful for the notes Regards
