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I am cleaning up my colleagues mess on a stack of 3850's. Apparently he had an issue with a stack member and removed/replaced it. In doing so the stack somehow entered SSO mode and also showed a foreign MAC issue. I was able to resolve the foreign MA...

Hi, Firmware Version (Active Image):2.5.0.78 I have a SG350X-24MP on which I want to use Jumbo Frames on a 10G interface (XG2) to be precise.I have globally enabled Jumbo Frames and rebooted the switch. I test this connection between appropriately co...

rand__ by Level 1
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  • 7 replies
  • 0 Helpful votes

Hi,   I'm trying to follow the documentation here in order to get the best practice configuration on a new 9300:   https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst9300/hardware/install/b_c9300_hig/b_c9300_hig_chapter_01000.html   It's not ...

Not sure if this is a quirk with VIRL or my limited understanding with STP.  My setup:Two trunk links exist between switches SW1 and SW2 and are not in an etherchannelVLANs 1, 10 and 20 are defined on both switches and activeBoth switches have defaul...

STP blooking loop on VLAN 1 only.png
Anthony L by Level 1
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  • 1 replies
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Hi , I Have a Switch Cisco 3650 Denali 16.3 and I wonder if it's possible to configure Server Load Balancing (SLB) with some Probe, like TCP PROBE, LDAP PROBE, SMTP PROBE? If possible could I have some configurations exemples? Many Thanks to the comm...

lusotik by Level 1
  • 491 Views
  • 0 replies
  • 0 Helpful votes

Hello, I'm having some issue's on a Nexus5K with storage appliances. The whole switch is getting errors. But the main problem, i think, is at the fiber towards datacenter and the two storage appliances. Some VM in the cisco UCS (see attachment) is...

meieltsptx by Level 1
  • 13980 Views
  • 8 replies
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Hi all,I have a problem with a network device. A colleague configured the device without "aaa new model" but activated at the vty lines the command "transport input ssh". At this point I have no access to this device. Ma idea is to push the command t...

All, is it possible to send an ERSPAN source to multiple IP destinations ? (on Nexus)Seems not:- we can only put in 1 destination IP on the same session- and if i create multiple session with different destination ip, pointing to the same source, i g...

gnijs by Level 4
  • 1204 Views
  • 1 replies
  • 0 Helpful votes