As the title states.. is it possible even to do an issu upgrade while having 2 9500's in stackwise virtual (running 16.8.1) and try to update it to 16.9.1? So far when trying it just brakes everything :-) followed this guide to no avail. https:/...
Forum Posts
Hi, i have a network with redundancy HSRP between my two cores, but one of them it stopedd working. does not recongnize standby commands, i try to enable with standby console enable command but it does not work. the configuration in the switch i...
Dear Sir, Please let me know different between virtual stack (2960-l) and stackwise virtual .what is pros and cons ? Please explain me ?
Community, Encountering a strange issue where a mac ending in f3a2 is supposed to be on interface gi3/47 on a 4500 switch. We started having issues on it and shutdown the port to test further. Even though the port has been shutdown for 2 hours...
Switch#show runBuilding configuration... Current configuration : 6508 bytes!! Last configuration change at 07:38:02 UTC Sun Sep 9 2018!version 15.0no service padservice timestamps debug datetime msecservice timestamps log datetime msecno service pass...
Hello all, I have an ISR-4331 with 2 VRF's . One VRF Connected to an MPLS Circuit (BGP) and one VRF to the local LAN (OSPF). I'm trying to leak some routes from the MPLS into the OSPF VRF but I can't get this to work, not sure what I'm missing. ...
Hello, we have a stack of 6 "SG500-52P" switches. Connected via SFP-H10GB-Cu1M cable. Interface Speed is 5Gb/s. FW is 1.4.9.4 Boot Version is 1.4.0.02 Stackmode is Native Stacking. Ring Topology, Layer 2 Mode and 4 Queues. EEE is off. For the...
Hello, I'm new to vPC technology. I read many informations on the loop avoidance mechanism which rely on "logics implemented directly in hardware on vPC peer-link ports". vPC loop avoidance rule states that traffic coming from vPC member port, then ...
Good morning, I have inherited CISCO Router, I need to change password as it has a very weak password. I do know the current password, but need to change it. I am new to CISCO and not a networking pro. Most of search I did , was to flash the router...
Hello! I have a little problem...On the CISCO 2960X switch, I configured Server DHCP as below: ip dhcp excluded-address 192.168.0.1 192.168.0.10!ip dhcp pool Vlan1 network 192.168.0.0 255.255.255.0 domain-name de.obi.net default-router 192.168.0.1 dn...
Hi, I'm working for a client that wants to implement VMware NSX has overlay but wants a new network for underlay too. I'm working on this underlay. They will add VXLAN with NSX after this. He wants a spine/leaf architecture. The easiest way would...
Hello everybody, I have a problem with my cisco-copy-script that I have created in Notepad++ and is running on PUTTY. The copy-script is running good so far... but I have one problem left: For every device "putty" wants me to confirm the copy...
I have a few devices showing high I/O memory utilization. I looked through a few threads and did not find a clear reason of why. Some say is due to a incorrect S/W code, others that this is expected. I'm seeking help to understand what is causing thi...
Hello everybody, I still have a problem with my cisco-copy-script that I have created in Notepad++ and is running on PUTTY. The copy-script is running good so far... but I have one problem left: For every device "putty" wants me to confirm th...
Hi all, Can anyone advise how much time does it take to upgrade an IOS for Nexus 5K if everything goes well? I am planning to upgrade from 7.0(4)N1(1) to 7.3(3)N1(1). Regards Kris
