Networking

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Cisco Catalyst Center

This community is for technical, feature, configuration and deployment questions. For production dep...

2090 Posts

NFVIS Solutions

Join peers and Cisco experts to discuss Cisco’s Network Function Virtualization (NFV) products and s...

12 Posts

SD-WAN and Cloud Networking

Join this community to interact with your peers and Cisco about SD-WAN and all things related to sec...

2053 Posts

Switching

Discuss Catalyst brand switches with peers and experts.

105279 Posts

ThousandEyes

Join us for information about our use cases, common troubleshooting, discussions, getting started gu...

122 Posts

Activity in Networking

Upgrade ISSU C6807-XL-6T same train release

Hi all I know that upgrade a relase in ISSU mode on WS-C6807-XL-6T device is not advisable.Anyway, My question is: if the upgrade is done inside the same release train could we have problem ? for example:from 15.5(1)SY8 to 15.5.1-SY12orfrom 15.5(1)SY...

marzi by Level 1
  • 15 Views
  • 1 replies
  • 0 Helpful votes

how to see the traffic rate under the interface vlan in NX-OS

how can we determine how much traffic passes through the interface vlan in the Nexus switches,the command (show interface vlan ) doesn't give the needed same as the catalyst,also, (show interface vlan counter) the values we can't read!

Sudqi by Level 1
  • 60 Views
  • 3 replies
  • 1 Helpful votes

Forward Broadcast

Hello,I have subnet like this :My pc under vlan 100 (192.168.100.0/24)My NAS under vlan 150 (192.168.150.0/24)Actually when the nas and pc located under same subnet, I can discovery the nas from my laptop using vendor utility, but can't discover when...

hs08 by Spotlight
  • 78 Views
  • 4 replies
  • 0 Helpful votes

DNA. Generate CSR from GUI

I try to generate CSR through GUI - System setting -> System Certificates -> Generate new CSR, but I get error - "The common name does not contain a valid IP address or Domain Name" but maglev cluster network display shows that cluster_hostname the s...

dijix1990 by VIP
  • 2191 Views
  • 18 replies
  • 1 Helpful votes

HTTP response code 401

I installed ThousandEyes on my C9407 switch. It seems to be working but I keep getting the following message in the switch logs%IM-5-IOX_INST_NOTICE: R0/0: ioxman: IOX SERVICE teyes LOG: Error posting results to https://data1.agt.thousandeyes.com: HT...

gcook0001 by Level 1
  • 504 Views
  • 9 replies
  • 0 Helpful votes

Cisco SD Wan vs PaloAlto SD WAN

We have a dilemma on what to choose, strange thing is that currently they confirmed to use SD Access at main offices i.e we will have borders as cn and routers in DC as TC to create VXLAN/LISP sessions over DC between multiple sitesBut if they choose...

LAN Automation fails

HiI'm trying a very simple LAN Automation test where I have one Border manually configured and discovered which I am then going to use as a seed device for my second Border.  When I start the LAN automation process the second Border upgraded to my Go...

KevinR99 by Level 1
  • 55 Views
  • 1 replies
  • 0 Helpful votes

Resolved! 4510+R ssh error after upgrade xe 3.11.07 to xe 3.11.09

Hi,after a upgrade from xe 3.11.07 to 3.11.09 we cannot open a ssh session to our 4510+R Switch. Before the upgrade everything works fine. The error message in the log  is:%SSH-3-BAD_PACK_LEN: Bad packet lenghthWe zeroised the  rsa key and generate i...

Can't reach internet from neighboring routers

I am sure that I missing something simple in my understanding of how this works. I have connected my virtual CML lab to my network through the external connector. I am able to reach the internet from my edge router. However, for some reason I can not...

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