Hello.If I clear the ARP table on a Nexus9300, will existing conns crash?Might other negative symptoms occur?Thank you.
Hello.If I clear the ARP table on a Nexus9300, will existing conns crash?Might other negative symptoms occur?Thank you.
installing tranceivers on isr4331 router, precisely tranceivers model: GLC-LH-SMD I have noticed that the only tranceivers that work are those made in China, i hame same transceiver GLC-LH-SMD made in malaysia but they don't work. why do only transce...
Hi all,I need help on this current log that we are received.Basically we tried to create 2 Interfaces with a xx port-channel for VM migration purpose. also we tie this PO with vPC (not sure it is related to vPC or not).then suddenly we have this kind...
Hi there, does anyone have a cheat sheet for standards for setting up a network with iOS? Stuff like vlan's, nat, dhcp etc. Thanks in advance
HelloWhen I turn on device, it goes directly to rommon mode! It came with various error: magic number or bootflash directory (mostly). Here are some information: Supervisor version: WS-X4612-SFP-E, WS-X45-SUP8-E Rommon version: 15.1(1r)SG5 Ios Versio...
Hi guys, Can anyone help me. I have issue with the following logs. %LINK-3-UPDOWN: Interface GigabitEthernet2/0/6, changed state to up %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/6, changed state to up %SPANTREE-2-BLOCK_PVID_L...
Hi I got an alarm from C4506R-E switch with temperature issue It is how looks like B_C4506_B2#show environment warning alarm: slot 1 has exceeded the warning temperature for 1470h 42m 10s Module Sensor Temperature Status ------+----------------------...
Hi, We have a two 6509 chassis in vss mode (122-33.SXI6). Currently a 'redundancy force-switchover' takes 10 minutes to complete (before we can access switch on management IP). We are running sso with nsf. Is this expected given standad HSA and we ...
Hi All,We are doing an annual test on our core switches on each site. Our site on YOK we have a Cisco 9500-40X when I did a fail over test with Local IT I have him unplug the power cable on Core 1 and Core2 should automatically take over right? howe...
Dear all, I continue to receive this messages: do you know what to do and why? Thank you
How do I choose root port(RP) in spanning tree when one switch has two same paths to root switch?Cisco file says choose the Lowest Port ID as root port.However, I found in my practice case,switch 2 to root switch (switch 4) has two same paths,one is ...
Good day, I have a switch cisco ws-3650 -24ps-s which in rommon mode "switch:" I tried to boot packages.cnf but keeps rebooting. I tried to copy a new IOS version in rommon mode to flash: but I got a message which indicates an error "Read only fi...
Hi all,After successfully moving two C9300 stacked switches without powering them off or affecting the network... we had a power event which forced them off Anyway, they powered back up ok and everything is running except a strange issue with the 10g...
I am currently trying to upgrade over 200 2960x switch stacks. Currently I am using the 'scp' command due to issues with tftp via ipsec tunnels.I am using the following commands on my switch stack to a Linux server archive download-sw /overwrite /i...
Hi all,Can someone tell me "How RSTP handles when access ports get down, because RSTP don't send TCN BPDU to let inform the Root bridge"? TIA
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