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Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...

Hi community,        I´m a new on this forum and I have a question about routers configuration, I hope you can help me...My question is how can I change the telnet port and ssh port for a different ones?? for example I´d like to change de default tel...

Here is the result of 'show version' on a production switch: License Information for 'WS-X45-SUP8-E'    License Level: ipbase   Type: Permanent Right-To-Use    Next reboot license Level: ipbase   Here is the result of 'show version' on a cisco 4510 t...

bm_5789 by Level 1
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  • 3 replies
  • 0 Helpful votes

HelloI have enabled STAC Compression on HDLC Serial Link. I choose 8192 Bytes ICMP to test the compression and got below results. I run it three times and got three different compression ratio . FIRST TIME :R2#ping 20.0.24.2 repeat 1 size 8192 timeou...

timmysyed by Level 1
  • 788 Views
  • 2 replies
  • 0 Helpful votes

Hi all, I need to move currently active chassis (switch 1) of our VSS so I wanted to force-switchover to swap their roles. Unfortunatelly after "redundancy force-switchover" the former active chassis did not come up properly. I saw it present in sh s...

vokabakov by Level 1
  • 4527 Views
  • 14 replies
  • 0 Helpful votes

Saludos, soy nuevo con cisco y no consigo que los hosts conectados a mi vlan1 direccion 192.168.2.1 255.255.255.0 tengan acceso a internet via puerto wan f4 192.168.1.2 255.255.255.0 que esta conectado al router que me proveyó el isp 192.168.1.1 255....

JCarlos by Level 1
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  • 8 replies
  • 0 Helpful votes

Hi,Scenario: Two switches with two vlans each. Both switches have vlan10 and all devices in thsi vlan have static IP address. Switch A has vlan 20 and switch B has vlan 30. Devices on vlan 20 and 30  use DHCP. Problem: When IPTV set top box is connec...

Dudette by Level 1
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  • 1 replies
  • 0 Helpful votes

Let's say I have 4 routers on the same network segment all running OSPFbut I do not want them all to become neighbors, just 2 and 2 is there a way to do this in OSPF ?without using access lists on interface to block ospf or such methods

Resolved! ACL on SVI

Hello all. I need to restrict access to a Vlan on the network. I have applied the "outbound" ACL to the Vlans SVI. After applying the ACL to the SVI, servers on that vlan can't talk out to other networks. After some testing it looks like return traff...

no_prop by Level 1
  • 2626 Views
  • 7 replies
  • 0 Helpful votes

Hi,   I am trying to upgrade 6880-X using ISSU and it just goes back to old IOS.   Currently running 15.2(1)SY4 and upgrading to 15.2(1)SY7   I tried to issue this command and it upgraded the secondary chassis.   issu loadversion 1/5 bootdisk:c6880x-...

jpl861 by Level 4
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  • 15 replies
  • 5 Helpful votes

Hello,Last time I've notice inactive source-guard records with ResourceProblem on my sg300-52. Meanwhile, TCAM usage under 25%. What other source could be for ResourceProblem? sw10#sh ip source-guard inactiveTCAM resources search frequency: 0 minutes...

sla0nru by Level 1
  • 604 Views
  • 3 replies
  • 0 Helpful votes

Hello, Bassicly the question is, should i use NAT static with VPC from what i have read that should not be done, can someone confirm this? and this is the topology and what am trying to do: The 95 are in virtual stackwise and the Nexus are in a VPC. ...