Hello.RE: basic vlan architecture design & routing...My intent is to isolate a specific-task primary server in one branch, and a secondary server in another branch.My understanding is that the best design is to maintain these devices inside their own...
Forum Posts
Resolved! BPDU Guard
Hiwhen we do enable port fast on access ports, it is recommended to enable BPDU guard and never connect portfast with other switch it causes ethernet loop.How loop occurs ?Thank you
Hello world,I'm trying to wrap my head around port-mirroring related to vPC.say I have the setup below, and setup port mirror on SW1 to mirror all traffic on a vlan and send it out the green SPAN port, would that capture traffic traversing through SW...
This is the second time this has happened now. I updated the firmware and this happens. Impossible to explain...
need to know how to create a username and password for nx-os 9000
Hi guys I'm a newbie and trying to learn to Cisco IOS. I'm unable to get internet access on my router. Any help in debugging the issue will be great. I assume it has something to do with routing and ACL. I'm attaching the network diagram and running ...
Hi all, we noticed that with Catalyst 9300 new IOS dynamic access-lists were introduced, tired to assign a Dyn. ACL over Radius Server: pass Cleartext-Password := passTunnel-Type = VLAN,Tunnel-Medium-Type = IEEE-802,Tunnel-Private-Group-ID = 303,Cisc...
Hi, we have the error for some time now on TenGigabitEthernet5/7; there are no other modules in the switch hence we can try only with WS-X4712-SFP+E; now we tried to move connection to TenGigabitEthernet 5/12 and error replicated; we did replaced a ...
Resolved! DNS Search list hyphen "-" syntax error
Hi all, just have found out an issue with this command: (config-if)# ipv6 nd ra dns search-list test-gogo.de 3600 sequence 1 Invalid char : -(d) - using above command function well when in domain name isn't used "-" , test-gogo.de is valid domain...
Hi,I try to remove a member of a Catalyst 9300 stack.I have done the following steps:power off the stack memberremove the stacking cable Switch(config)#no switch 2 ProvisionBut of the stack member is the port naming2/0/12/0/2I can't get any furtherTh...
I have a wild card of 0.0.255.0 that isn't allowing the traffic to pass through the network. Background. the command i have in my 9300 is10 permit 192.168.0.13 0.0.255.0I am using this wild card because I have computers that communicate back that onl...
I am looking at getting some additional power supplies for our C9300 switches and was wondering if the C3KX-PWR-1100WAC model work or do the switches only work with the PWR-C1-1100WAC model. If they do work, has anyone tried power stacking using the...
Good morning, Is anyone else running 16.12.3a IOS on 3850 switches? Here is an issue we are facing but I can not find any documentation of a bug in this code and its still recommended as the code to go to... Issue: POE Stops functioning on random por...
Wildcard defaulting to the first value in the range of the wildcard and not allowing for any other value. The default value of 0 in the third octet worked, but no other value worked with the ACL rule in place. The wildcard mask should have allowed fo...
Hello Friends. We have a situation.Current Setup:- VMware-->Cisco 3750-->>NetApp iscsi. Jumbo frames enabled mtu 9000 bytes. VMWare Storage Resides on NetApp Via ISCSI using switch 3750.We would like to replace the cisco 3750 with Catalyst 3650. Ex...
