We migrated to RSTP long ago with normal/expected tweaks. I've never taken the time to review things in detail because the end result was the same thing STP did decades ago, prevent L2 loops. However we recently noticed slow convergence times durin...
Forum Posts
Hi there,I just got two switches because they were at a good price. I want to use them for a small datacenter setup in a vpc setup, with a few vlans etc.. very simple stuff.I configured them with the basis setup at startup. Is there a way to ged ri...
Hey Guys,im new at this IT thing, so sorry when i dont understand everything right away. I have difficulties connecting 2 switches:I have a cisco nexus 5020 with a fabric extender and a Aruba switch. The aruba switch is my core switch and the nexus i...
Hi need help to configure SNMP in cisco switch 550x 48 ,switch ip is 192.168.132.4 and probe ip 172.10.16.8 , can anyon share configuration for this. is ACL need to configure for port 161 for snmp.?
Hello, Just need a small Information on Cisco Catalyst 9K series. Does Cisco Catalyst 9k series (9200, 9300, 9400, 9500, 9600) supports all protocols listed in IEC 61850 ??? Attaching the Wikipedia Link for IEC 61850. IEC 61850 : https://en.wikipedia...
Resolved! Check Available IP
Hello,Currently my core switch (using 9300 series) as internal dhcp server, how we can know how much ip available in the dhcp pool for particular subnet?
Hi All, Please let me know the difference between modular uplink and fixed uplink?. Also, let me know how many uplink ports available in C9300-24T?
For most access switches such as the 9300s I am aware of the show interface link commands as well as a few commands using breaks to get details on how long ports on the switches have been down, often used for pruning, cleanup, freeing up ports for ne...
Resolved! Best Design OSPF with Stub Area or Not
Hi Support,I have two L3 switches connected with OSPF with backbone are 0switch 2 as many vlans with interface vlans created for usersit's better to create a stub area zone in switch 2 ?What is the best designregardsAttached is the scheme
Hey all, I’ll keep it short and sweet. We have an Aruba core hanging off a fortigate firewall, router on a stick fashion. Then some dumb L2 Netgear switches. We are having a huge issue where the MAC entry for the fortigate, on the core, is dropping f...
Hello,we are going to buy a switch Cisco 2960XR or Cisco 2960X.We need a 802.1X functionality on it.Please tell what switch has this functionality and which license we need for it?And for the future requests, where can we find this information, is th...
Hello there, could someone help me with an issue I'm experiencing with the Cisco C9500 switch? Following a recent complaint, I investigated and discovered that the switch stack is currently in ROMMON mode. I attempted to boot from a USB flash drive c...
Resolved! Web access
I am installing a new 9600 Switch. I setup nat and my addresses are translating. I can reach different web addresses via tracert, but none will open. I can't ping as well. I can search via google, but I can't open any web pages. My coworker said he u...
Hi, we are seeking guidance on configuring scheduled auto backups for our Cisco Nexus N9K switches. Could anyone provide step-by-step instructions for daily backups of the running configuration?
Hi all, Working on a small project here, and I was hoping I could get some assistance from somebody who might know better than me. My Clients in VLAN 10,20,30 can all ping each other and the respective gateways, including 172.16.0.1. However, they do...
