Switching

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Hi All,am using GNS3, and have the 16port switching module. I have created a PC instance and connecting to f/0/0 which is a layer 3 port, I can connect via layer 3 IPs. I then reconfigured and connected the PC instance via a layer 2 port f2/0 which i...

My ISP is using a STB that uses multicast to receive TV channels and I have a setup working with pfSense and igmpproxy but I was wondering if I could simplify my setup running the TV stuff on my Cisco switch.  Currently my setup is like this: VLAN X/...

oyvindbj by Level 1
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  • 2 replies
  • 0 Helpful votes

Hello,   I am studying for CCNP switching. I am trying to apply the spanning-tree guard loop in my virtual lab. I set the port of the root instance 1 switch Gi0/2 as  spanning-tree bpduguard enable. I have connected to that port another switch settin...

giacomo12 by Level 1
  • 7765 Views
  • 3 replies
  • 0 Helpful votes

Hi, I could not find 10Gbase-T SFP in Cisco, does Cisco have this? What about Cisco SFP-H10GB-CU1M....?   Also could someone please tell if below switches can be used for 10G use on all 24/48 ports? That is can the end user connect 10G devices on all...

This is a question for someone with a lot of experience networking application servers or for a network engineer who worked intimately to support a team or someone who did.If I were going to roll out a new suite of applications (JD Edwards Enterprise...

lamav by Level 8
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  • 4 replies
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Hello, I would like to know if someone has already seen this error on Nexus 3000. (6.0.2.A3.1) I can't change default port for "logging server". No option in CLI logging server 10.X.X.X 5 use-vrf management facility syslog Logging server: enabled{10....

jean1 by Level 1
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  • 1 replies
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Hello,   I am studying the CCNP switching and I am trying to set Inter VLAN routing using router-on-a-stick  in GNS3 I followed all the commands I need to set to configure this type of topology, but I am getting SVI 2 (Vlan2) down. Where am I wrong? ...

giacomo12 by Level 1
  • 1984 Views
  • 7 replies
  • 0 Helpful votes

Good day,I have a 3560 switch and connections are fine, but the mgmt interface, VLAN1, is down since we did a passwd recovery. Is this somehow caused by the autostate feature? I don't have any other VLANs and besides one trunk I am using as simple a ...

sloman61 by Level 1
  • 79812 Views
  • 6 replies
  • 0 Helpful votes

Good day. I have a Cisco multilayer switch ME 3400 24TS-A and i have a problem with nvram. In the NVRAM is 0 bytes memory and switch does not created nvram files. there is a description from switch when i write a command dir nvram: Please can help me...

HackHock by Level 1
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  • 0 Helpful votes

How do I disable TFTP broadcast's on my Cisco SG200-08 Series Router?The reason I want to do this is because we have some EPSON printers that keep printing pages "Invalid TFTP operation, exiting firmware update". This is some kind of known issue with...

Hi all, As far as I know the 9300 supports gre. I am looking for a replacement of DMVPN. The network is built using ISR G2 which are going end of life. The network consists of a redundant hub and 6 spokes. 7 VRFs are in use which connect through a ...

Hello, just wondering if anyone knows how many HSRP instances can be run on a Cisco 3850 WS-C3850-24T-E? I know a Cisco 3750 can only run 32 instances and its documented, but the only document I can find on the Cisco 3850 is below, which mentions g...