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Forum Posts
Hi,I've got cisco nexus 6001.When I issue show spanning-tree detail command I can see many of the interesting information. # show spanning-tree detail MST0000 is executing the mstp compatible Spanning Tree protocol Bridge Identifier has priorit...
Hi guys, I have brand new 2960x stack switch and I enabled PVST STP mode but when I make show spanning tree it gaves me No spanning tree instance exists. What is the problem Cisco IOS Software, C2960X Software (C2960X-UNIVERSALK9-M), Version 15.2(2...
Hello guys, I am new to cisco and learning CCNA. I am using a Cisco Packet Tracer and trying to find a solution to my own made question. On a single layer 2 switch, I have created two VLANs. I know in order for these two VLANs to communicate to each...
What exactly does the "Bytes dropped in asic" number displayed mean when you stop a capture? See below. I created a capture to source from a vlan, circular buffer, 50 meg size. I've tried various combos and it still happens on all - capturing from a ...
Hi, I have a requirement to setup IGMP multicast mode on Nexus 9k switches to support Microsoft NLB.I have gone through the article https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus9000/sw/9-x/multicast/configuration/guide/b_Cisco_Nexu...
Hi, Struggeling a bit with Azure Expressroute direct and QinQ - we have a cat9k facing Azure, and we need qinq for more circuits over a single connection - however, i cant quite see how i can get a SVI to be wrapped in a s-tag? So say we have vlan 2 ...
Hello!!Maybe a stupid qustion but I have a question regarding the fan sound on C9300-48P/24P switches. If i run the switches with only 1 powersupply the sound from the fans are very loud, how ever as soon as i connect power to powersupply 2 the fan...
Friends, good morning, I need to configure the NETFLOW in some of my SWITCH Catalyst 3750 and 3850, according to the manual, I must go to the global mode and enter the command "ip flow-export destination xxxx", then in the interface that I want to mo...
Setup an ACL on a 3560 to try to accomplish this. Below is the ACL I have so far, but it doesn't seem to accomplish this.5 permit ip host 192.168.1.245 192.168.5.0 0.0.0.255 10 deny ip 192.168.5.0 0.0.0.255 192.168.1.0 0.0.0.255 20 deny ip 192.168...
To run a Nessus scan using password method you specify a non-privileged username/password and supply the "enable" password. The IE 1000 allows you to set a user either as admin or not admin, it does not allow you to specify a separate enable password...
Good day,I've just making a mistake by enable aaa login default local without setting any user/secret in my 2960L-24PS-LL.So now switch asks for authentification. Is there any possability to log in using some special credentials? Or there is just one...
Hi Guys, I have a strange issue with several WS-3850-24XS switches. Recently we have upgraded 14 WS-3850-24XS switches from version 16.3.7 to 16.6.7. After the upgrade of the switches we noticed on 5 out of 14 devices that several interfaces (between...
Hi AllCan anyone tell me what the most popular and best method that people are using for datacentre interconnects?From what I read, the flavour of the month now seems to be vxlan evpn, rather than otv etc.Is this the case?Also, I believe that the evp...
Hi Everyone, recently I was asked to troubleshoot a networking issue, that I got stumped with. A customer that I work with, got complaints about slow file access, so we began digging. Drilling it down to, the problem seems to be related to QoS. Follo...
Resolved! Catalyst 9300 Boot Time
Does anyone know what is the typical boot time for Catalyst 9300 Series switch (no stack and in stack)? Thanks.
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