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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...

Hello I have problem with ISDN Connection, I use ISDN configuration in cisco Router using Dial in demand command , the problem is the ISDN link doesn’t automatic activate to UP status  when the client and host connected to router want to use ne...

Hello everybody,I'm having trouble with my Cisco Catalyst 2960 (actually two of them). I changed the system time on them 3 weeks ago and it was affirmed successfully. One week ago I checked and the system time was correct and actual but today it occu...

I always forget how to do this ...I have AAA enabled on my routersaaa new modelaaa authentication login default localusername **** privilege 15 password ****but I want the user to jump right into enable mode upon authenticating. Right now, they log i...

/* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-qformat:yes; mso-style-parent:""; mso-padding-alt:0in 5...

vashdevt by Level 1
  • 816 Views
  • 1 replies
  • 0 Helpful votes

I have never added a cisco switch to an existing stack before so I just want to make sure everything is done correctly. Currently we have three 3750-G switches stacked two 48 port and one 24 port, I want to add another 24 port to this stack.I was not...

Hi, I have used ISSU for 6509 VSS to upgrade the IOS From s72033-adventerprise_wan-vz.122-33.SXI5.bin,12 to s72033-adventerprisek9_wan-vz.122-33.SXI5.bin,12; version I have referred below link for ISSUhttp://www.cisco.com/en/US/docs/switches/lan/cata...

avm_veera by Level 1
  • 3510 Views
  • 1 replies
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Customer is running multiple 3750x stacks, 5 or 6 switches per stack, power stacks of 2 or 3 switches per stack, 2 PS per switch.  All 12.2(53)SE2 ipbase.  All powers supplies OK, cabling correct per stack-power output, and confirmed visually.  One p...

mflanigan by Level 1
  • 3565 Views
  • 4 replies
  • 0 Helpful votes

Hello everyone,Recently I was given the responsibility of managing one of our campus networks. After going through the configuration and logs of some of the switches, I came across native vlan mismatch error. Refer to the exhibit I have attached. The...

Hello-I'm configuring trunking on Catalyst 2960:interface GigabitEthernet 1/0/1switchport mode trunkHowever, if I do 'show vlan' I can see that GigabitEthernet 1/0/1 still belongs to default VLAN 1.  I'm not sure whether it was the case with old swit...

All,I'm having a difficult time trying to find any information on subnetting a v6 address into smaller subnets. A coworker is studying for an MS exam and they had a question on there that frankly makes no sense. The subnet calculators that I'm using ...

Hi,I have a Cisco 4900M series, and every once and a while (~2 hours), the CPU reach more than 80% for less than 10 seconds.This causes the HSRP packets to be dropped / not be sent at all from the Cisco which resolves in Active Active state in the ne...

/* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-par...

Gebraffe75 by Level 1
  • 10265 Views
  • 9 replies
  • 0 Helpful votes

Hi all,i have 2650  router with memory as shown below2650XM#sh verCisco IOS Software, C2600 Software (C2600-ADVENTERPRISEK9-M), Version 12.4(25d),                                                                                                        ...

mahesh18 by Level 6
  • 2089 Views
  • 4 replies
  • 0 Helpful votes