Ask Me Anything Event Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from Monday, November 4, 2024 through Friday, November 15, 2024. Our colleagues Rohit Chopra, Vaibhav Aggarwal, Anuraag Majumdar, Saquib Zeya...
Forum Posts
Hello,If I replace 3750 48 gigabit switch with a 3750 24 fast ethernet switch in the stack will the port configuration apply from the 48 port switch to the 24 port, also if I replace a 3750 48 switch with a identical 3750 48 switch will the port conf...
I have an ether-channel configured between a Cisco 6500 and a juniper ex4500The juniper mtu is configured as 1514 and the Cisco end 1500. I am seing giants on the interface on the cisco end.Ive tried a packet capture on the port-channel but I dont se...
I have an 1841 router connected to Verizon DIA for Internet. I can SSH to the router but I can not ping a device with a static IP address in the same block of IP's that Verizon gave me. Device I try to ping is 63.86.5.251. router config is below. ...
I am considering using VSS in my collapsed core/distribution on a pair of 6509/Sup2T switches with 6904-40G-2T modules. My closets are 4506/Sup7E, and I have one high-density, mission critical IDF with two fully populated 4510R+E/Sup7E switches. The ...
I found this3.3 voltage standby (VSB) is on but the powersupply unit is not powering the other modulesI have two nexus 3500 switches . 3 PS's show solid green and one is flashing green. No amber lights. Thoughts?
Hello,I need a little direction with what I think is a routing problem. Any help will be appreciated. My setup is as follows: ————————Cable Modem27.177.21.9———————— WAN - Gi0/027.177.21.10 Cisco 2901 LAN - Gi0/1192.168.1.250 ————————Client192.168.1.1...
Hi everybody.I'm facing a bit of an issue with dot1x authentication on Cisco iOS 15. My knowhow might not be complete in this area (dot1x), so please eventually explain to me what I missed...Now, the problem is as follows: on a couple of switchports ...
Hi , How an Ethernet switch creates a collision domain on each port? Thanks
From the datasheet the 2960X lists E-LLW. Is the 2960XR covered under E-LLW?
Are there any disadvantages to using an older WS-X4548-GB-RJ45V module in a 4500E chassis?
Resolved! VLAN re-design help, dropping VTP
We are currently using VTP client/server and spanning all our vlans to all switches. I was told this was a bad design and to create the VLANS on each switch and do more routing at the edge/access layer.We mostly have an access to core design with a c...
Hi guys,I have a doubt about trunk and port-channel:Which configuration is correct to do a port-channel with trunk between two Gi ports ?Configuration a)interface Port-channel1 switchport trunk encapsulation dot1q switchport mode trunk!interface Giga...
Hi All,When running etherchannels (x6 in this instance) from a 3560 to a stack of flexstacked switches (in this case 3 2960-S) I have all the etherchannels going to the 1st switch in the stack, for example 1/0/1 - 1/0/6 interfaces.Should I actually h...
I have both sides configured the same on these two switches but I can not ping the ip's on the other side from the 6509. int Gig3/3SwitchportSwitchport trunk encapsulation dot1qswitchport trunk allowed vlan allowed 192-195, 253, 254, 999switchport mo...
We sometimes push IOS upgrades to mixed stacks of C3750E & C3750G switches via Cisco Network Assistant. Sometimes the first switch (master switch) will reboot during the image upload before it is done. Anyone know why that would happen? The first ...
