Hi, in view of the occasion i would like to ask if someone knows if there exists any mechanism to automatically shut down a Layer2 fibre port ( which is also member of a LACP-Channel ) with rising FCS-/input errors, such as error-disable at a thresho...
Forum Posts
Hi community,when configuring QinQ Tunneling on WS-C3560CX IOS 15.2(7) & C9300-48P-A IOS 17.6.5, please what is the default STAG ethertype: 0x8100 or 0x88A8 that the devices will use? if the STAG QinQ Tuneling ethertype standard is 0x8100, please ho...
Catalyst9300で、spanning-tree vlan で複数設定しているvlanの中から一つ削除するため、以下のコマンドを投入したのですが、configから削除したいvlanが残ったままで、困っています。投入コマンド：no spanning-tree vlan 1111上記投入前に、vlan 1111 を先に削除してしまったが、削除する前にspanning-tree の削除対象のvlanを削除すべきだったのか、教えてください。また、現状のまま（spanning-tree vlanに1...
Hello everyone!So I have a network with many switches and VLANs and everything is beautiful and cool except for this one switch (let's call it SW1) I can't telnet to from another VLAN, it doesn't even respond pings. Every switch here has an administr...
%PLATFORM_PM-6-MODULE_INSERTED: SFP module inserted with interface name Twe1/0/23%PLATFORM_PM-6-DIFFERENT_MODULE_INSERTED: Warning: SFP module inserted in to the interface Twe1/0/23 differs from the previously inserted one. The port's fec configurati...
Hi everyone, I'm facing an issue. I have two FortiGate devices connected in a cluster, and I have two sites connected via L2. The remote site is unable to reach the gateway, and I'm experiencing packet loss. On the 2960 switch, I can see packet loss ...
When you have a port set up as an access port connected to another switch using an access port, which of the behaviors below is correct? Upon ingress to the switch, the port tags the frame based on the vlan assignment. Upon egress, the port tags the...
Ladies/Gents:I recently discovered that two of the switches on my network were sharing the same IP. My IT guy says it doesn't matter because the assigned IP is for switch management only and should not affect traffic. We do minimal configuration out ...
Need a route Defined from one office to another offices server. we have an employee now working at one location that needs to access our to our server at another location and im not sure what to do or how to..
greetings guys,sorry for raising this kind of old-school question.It seems it is usually said that whenever there is a physic loop, a spanning tree (whether 802.1d or 802.1w or whatever, as long as they are not disabled) will take effect and block so...
We are experiencing an issue where cisco router is pinging some servers with his wan ip.we didn't find the reason so we tried to block the ping,Despite applying ACL, I still see logs of the ping in the firewall, it's really weird because when I try t...
anyone to help with my switch, logging the following logs and rebooting automatically.before it reboots the syst and rps lights light amber and then the fan off the reboots!#model: CS-2960x-48FPS-L
Hello,It's possible to identify QoS traffic based on DSCP values. For example, for the EF class, by using the command "match ip dscp ef". But, how is the correct DSCP value set for specific traffic?I know that with some applications, the user can hav...
Hi,I have a IE-4010-4S24P switch with "15.2(8)E6 (Crypto) UNIVERSAL" firmware.I have configured it to act as a boundary clock (Power profile), and the switch succesfully synchronizes with a GPS clock connected to an access port (VLAN 2). To another a...
Have you ever experienced VLAN issues? I'm facing an issue where my laptop should be able to ping all VLANs, but it can only ping the VLAN it's assigned to.Here's what I encountered:1. I enabled IP routing on the C9500, but when I run the "show run" ...
