Switching

Hello,we have 2 switches, "A" and "B", connected via port-channel. On switch B the logs are evidencing a port flap on the link towards A, and on A we can see a log that states "%PM-4-ERR_DISABLE: pagp-flap error detected on TweX/Y/Z, putting TweX/Y/Z...

Hi When I send a batch of commands to router, the some commands cannot be sent to router correctly. SecurityCRT has some suggestion for this. As it suggested, i did all steps as the below. but my question is how to use it and how to associate it with...

I have a cisco 9k Nexus switch which is having a FAN issue(Burgundy color), CISCO NXA-FAN-30CFM-B this model should actually work as a port intake but when i checked in CLI it shows as back to front. Is there a troubleshooting I can do? Or do I need ...

Hello,I'm just doing an audit of some old switches we still have running and looking at their configs, I see some have radius configs like this, all 3 seem to be working when I tested, but is/was the 3rd method showing as "DC3" the new way to configu...

Have a great day I have a WS-C6509-E that uses two WS-SUP720-3B engines. The engine in module 5 failed. We planned to replace this engine, so we chose a time to replace it. After replacing the engine, we installed the new module 5 as the main engine ...

祝你今天过得愉快 我有一台WS-C6509-E，它使用了两个WS-SUP720-3B发动机。模块5的发动机发生故障。我们计划更换这个发动机，所以选择了一个时间点进行更换。更换发动机后，安装新的模块5作为主发动机启动。我们原来的所有配置都丢失了。这是什么原因造成的？是不是因为模块5主发动机，同步了备用发动机模块6的配置，然后把所有配置都删除了？这个机制是不是有点蠢？我想知道配置丢失的原因是什么？具体型号请见下方。 名称：“5”，描述：“WS-SUP720-3B 2端口 Supervisor Eng...

pls advise

Good day to all! There is such a problem, or maybe it seems so to me, I configured the switches and connected them to the stack. On the main switch, ACTV is constantly lit, I think that this is normal, but the next after the main one in the stack, AC...

Is it possible to set automatic QoS for voice traffic on the switch? [VPN]----------[C1300]---------[VoIP Phone]---------[PC] VLAN1 : 192.168.0.0 -VPN : 192.168.0.1 -VoIP Phone(Avaya) : 192.168.0.2 -PC : 192.168.0.3   [Switch QoS Config] qos trust co...

Hi, Am also facing the issue with Cisco 9606R and Hirschmann MTS series. Cisco 9606R is stacked and connecting 2 interfaces of 25Gig slot with 10Gig SFPs towards Hirschmann MTS AggSw1 and AggSw2 Both Hirschmann AggSw1 and AggSw2 is further connecting...

Hello all,I have a brand new Catalyst 9300 switch running IOS-XE 17.9.5 . I'm trying to get Type 6 (AES) passwords working on the switch. Here is the only config I currently have on the switch (per the Catalyst 9300 17.9.x Security Configuration doc)...

I am trying EAP-TLS certificate-based auth for wireless User. I have configured the ISE policy for a particular SSID, but the SSL handshake is not proper workin. I have CA signed certificate that is via our internal AD.   FailureReason12514 EAP-TLS f...

I have setup a stack of 3 x Cisco Catalyst 9300's  Switches are operational and fully manged via SSH  I was going to look at the GUI so enabled  ip http secure-server  however when I connect to https://<switch ip>/webui it fails  This Site cannot pro...

Could someone please provide some information on Cisco Catalyst 9300 Switches (i.e. C9300-24T-E)? Does it support 10G Copper Ethernet Uplinks?   What's the specification of C9300-NM-4M Module? Does it include 2*10G ethernet or it supports optical SFP...