Hi! Recently I hit strange behavior on our C9500 switch running Cisco IOS XE Software, Version 17.03.04 We've had issues with DHCP relay in our network. During TShoot session we decided to remove 3 ip helpers assigned to vlan interface. After issuing...
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Forum Posts
Last night my local vendor upgraded the software on our 3750 to version 15.0(2) SE10a. Fortunately, the switch is operational but the GUI is not rendering properly. I have tried several different browsers and update Java. Still no luck. Has anyone...
Hello, I've a curiosity how can i show the vtp password from a switch of serie 9000 (9200/9300), I tried: switch#sh vtp password (doesn't show the password)VTP Password is configured.switch#more flash:vlan.dat (Usually is shown at first line)0000000...
Hello, I'm setting up a new C9300 48 POE switch. I need to change the date from the default to Jefferson City Missouri. How would I set it up with the daylight saving times? Please help me. Thanks,
I am running a full switching network. My cores are all 9504 and my access layers are all 9200 and 9300s. I have approx 50 vlans. All vlans can see and ping each other and there is nothing filtering traffic. Every guide I can find is from way bac...
Resolved! BPDU guard - err-disabled port
Hi,I have BPDU guard on all my access ports on the network. I dont usually allow hubs to be plugged in but i need to allow a netgear hub to connect to one of my ports for a short time. I set the port to default configuration so it doesnt have BPDU ...
Hi, I have read the Cisco documentation on HTTPS certs for Cisco IOS here Sadly, I don't quite understand what a "TrustPoint" is, and what steps I do and do not need to take to generate a CSR to submit to our internal AD CA. It's also talking about U...
Resolved! Inter Vlan Routing problem
I have a problem whereby my created vlan interfaces won't access internet from the Vlan trunk with internet link from Sophos firewall,On catalyst c2960
Hi guys, Inter vlan routing is possible in cisco catalyst 2960 switches??
Resolved! ssh connection refuse for stack switch
Hii am having a stack of 4 catalyst switches and is configured for ssh remote access. All of a sudden the ssh connection is getting refused and on the firewall (which is my gateway) i am seeing TCP reset from server.Since the devices are located remo...
IP DHCP snooping and Dynamic ARP Inspection are correctly configured on switch for vlan11. One host was unplugged from the network, then plugged back. I receive a syslog DAI message indicating that ip address 169.254.97.238 is denied access:WACCS01A1...
I am busy with a network migration project and activating licenses on the Cisco C9500 XE17.6.5 using the On-Prem Licensing server (Cisco Smart Software Manager On-Prem) and getting some strange issue as: Apr 25 10:05:19 UTC: CALL-HOME-SL-TRACE: sma...
Can the C9500X-28C8D support splitting a 400G port into 2x200G ports with a module like the QDD-400G-SR8-S?
Hi Everyone, I have a project for my university to design a network but unfortunately I got in pc Configuration: DHCP failed APIPA is being used.Can anyone help me, please?I attached the Project in Packet tracer if someone wants to check
We have a couple of nexus 9K models which are getting the above bugs models : C9348GC-FXP and C93108TC-EX there are several devices of the above models in our environment and google does not give any clear picture nor I could find and community discu...
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