Discuss Catalyst brand switches with peers and experts.
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Hi, the Fex 2248TP-E is supported on the Nexus 93180YC-EX like this table says https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus9000/hw/interoperability/fexmatrix/fextables.html But i need to connect them through a CVR-QSFP-SFP10G with ...

s.dina by Beginner
  • 5 replies
  • 0 Helpful votes

Hello,   Please someone can help me solve it?  SW A where this message appears   interface GigabitEthernet1/0/1 switchport trunk encapsulation dot1q switchport mode trunk spanning-tree portfast   interface FastEthernet1/0/7 no logging event link-stat...

hi:I have problem with my CNR installation. DHCP server cannot be started.nrcmd> dhcp show100 OkDHCP@localhost:    activity-summary-interval = [default=5m]    addr-blocks-default-selection-tags =    addr-blocks-use-client-affinity = [default=true]   ...

I have tried to post this for over an hour and each time the system says nothing I choose for a Title is available so I just accepted this random title it will allow in hopes of getting a response.   I have a Huawei HG8245Q2 Optical Network Device th...

Biyahero by Beginner
  • 3 replies
  • 0 Helpful votes

Hello,   How do you specify the multicast PIM RP-address when the intended RP is a pair of router's running HSRP?  I have tried using the commands documented in 'HSRP aware PIM' on the router interfaces, and declaring the RP using the standby (vip) a...

Noble by Beginner
  • 2 replies
  • 0 Helpful votes

Hello, I have a need for 2 ToR switches to support a VM server platform within a single rack. The switches needs to share a total of 18x10GbE (SFP+ or RJ-45 for the servers) ; 5x1GbE (RJ-45 for management) & 2x10GbE (SFP+ connection to Core LAN archi...

After reading several similar threads I'd like to start a new one.  We are seeing increasing output drops on 2960X and 2960S ports in a specific circumstance:  A port is connected to a 6961 or 6941, AND the phone is supporting a computer or other dev...

What I'm trying to accomplish is NAT all internal traffic to the internet via overloading but exclude the NAT operation from a specific source network.  Stripped down config from CSR-1000v below.  This config is NATing all traffic from the

Resolved! DHCP Snooping

Hi,   I am trying to understand the DHCP snooping feature. I understood that this feature is to prevent rogue DHCP Servers.    From what I can understand, if I have a network on VLAN 10 and I have 50 users, I need to enable DHCP Snooping on all 50 ac...

ejdrijin1 by Beginner
  • 13 replies
  • 0 Helpful votes

Hello I put the following command   aaa authentication login default group tacacs+ local   but for whatever reason when doing a test a loosing connection to the tacacs server the local user does not kick in as fallback   does anyone knows why?

Good day All,   I have a cisco 2960 X with  two vlans, vlan 1 and vlan 2 users from different department connected on separate vlans. I have an ADSL router on port 23. Problem: I can't seem to route my users to the internet.   Any suggestions on best...

Nqabeni by Beginner
  • 11 replies
  • 0 Helpful votes