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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...

Hey all,Quick question, while setting up VRRP on a SVI with an access-list.What do i need to allow for successful VRRP communication? protocol 112?Do i even need to add this to the access-list?Many Thanks,Alan

Resolved! VSS boot error

Dear friends,I get the following error on the VSS standby chassis at bootup.Error: router peer template mode is NULLError: router session template mode is NULLHowever, i am able to get connectivity to the switch and everything is working fine.But i w...

Hello,I have an ESM module (NME-X-23ES-1G) installed in a 2821 Router.I seem to have it configured correctly, but I am having an interesting problem.When I use the Web Based Device manager and click on "Port Settings" the ESM crashes.  And Burns.  It...

Hi,I am  trying to know how routing works. Please bear with meFor eg --I have L2 switch attched to the core1.L2 switch has default gateway of 192.168.253.1 (this sits on core 1 as an SVI)Core 3 has L2 Swi hanging off with vlan 230 SVI. Core 1 & Core ...

Hi AllJust a quick one..incase I have a tacacs server source-interface loopback0 command configured, and my loopback has no ip address , will the source packets go with the outgoing interface IP ?I saw in command reference - "The specified interface ...

sblavanya by Level 1
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Hi,In trunking encapsulation method 802.1q we can configure each end of trunk as per different modes available ( trunk, dynamic desirable, auto,non-negotiate ). and finaly if it matches the crieteria trunk is formed.In case, if trunking encapsulation...

Hi all,I have a weird problem when specifying the ntp source interface. The command disappears after a relaod! The funny thing is that, when I specify the source interface with the ntp server togther "ntp server a.b.c.d source <interface>" the comple...

weymannpe by Level 1
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Hi AllGot a wierd issue ..We have done re-addressing of a subnet say 172.16.10.0/24 to a new IP range 10.x.x.x... everything works fine as expected. we defined 10.x.x.x as primary , and 172.16.10.x as secondary IP addresses on the VLAN, for migration...

sblavanya by Level 1
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Hi Guys,I was running SSH v2 on one C4507R and this week-end I changed the hostname .Since that time I can not re-enable SSH even if  I do whatever I found on Cisco and on the web related to this problem.Has anybody met with this before?PS: Have zero...

Dear Experts,can somebody guide me wo do I confiure My Cisco 2950 Switch to form a portchannel with Alcatel 6224 in which:Ports 1,2,3 and 4 in each switch will participate in the portchannelThanks

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