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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...

:  %DATACORRUPTION-1-DATAINCONSISTENCY: unterminated string in buffer of  length 129, counted: 129 -Traceback= 4027CB2C 402B1E88 4052884C 40528A48  40528D08 40529188 40529358 403247E8 403247D4 Cisco Internetwork Operating System Software IOS (tm) C5...

This switch randomly reboots throughout the day. I checked the stacks info and reported it was using crashinfo_12 (report below). Can someone help me figure out what this log means? I have access to the switch throughout the day if more config info n...

it by Level 1
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I have two pix 515-e which are in failover.now the staus for failover is shown in below.it shows primary is standby and secondary is Active.If i am modifying config it gives warning the change will not be replicated to Active as change is done in sta...

Hello Guys,I am new to VACLs and have to add some new ACEs on a Critical production 6500 running CatOS.The documentation that I have seen so far explains how to create, commit and vlan map a VACL ... however I see no instructions or comments on best ...

Dmoreno69 by Level 1
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Hello,We have a Cisco 1841 router that requires 2 levels of access, at the moment we have network admins logging in with a single username via SSH and with privilege 15 but we also need our helpdesk to login to run certain commands but not chaneg any...

I'm a bit confused about the directon of ACL's on Vlan intervacesI'm trying to deny vlan 301  from accesing any ip's on vlan 302 does this make sence?interface Vlan301 description wireless users ip address 192.168.177.126 255.255.255.128 no ip redire...

dcarr3311 by Level 1
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Hi,I'm trying to understand VLANs and trunking.This (screenshot) is a working router-on-stick example with 4 VLANs.V40 is native Vlan 40 (ADMIN, manage)All gig1/1 & gig1/2 interfaces are trunks.My question is about the output of S1#sh int gig1/1 swit...

matt_ccna by Level 1
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Hi guys,Today i experienced a weird situation and wanted to get your opinions what kind of reason could create such situation.Today one of our 9 Cisco switches a "WS-C2950S" (we also got 2 other WS-C2950S on same network) stop responding icmp ping pa...

ozgurgul by Level 1
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Hello All, First i am not a Cisco expert but i have been asked to advice between two layout equipment as follows. First layout would be 2x Nexus 5596UP >> 4 X Cisco 3750x stacked Second layout would be 2xNexus 5596UP >> 4 X Nexus 2248 i would like to...

Tbaror123 by Level 1
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I have two ISPs. Each is on it's own subnet connected to the 6509 MSFC/Switch. FW1 is on 100.1.100.0/30 and FW2 is on 200.1.200.0/30 subnet.My goal is route all traffice going to the Internet from subnet 10.133.3.0/24 to FW1 and all other subnets acr...

mccmhtac1 by Level 1
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Can you please advise on the followingWe plan to implement ACL on L3 vlan on 6509 switches I have set up a lab on a 3750 with the output belowinterface Vlan361 ip address 192.168.1.10 255.255.255.0 ip access-group test ininterface Vlan362 ip address ...