Switching

Running 3750 in stack Version 15.0(2)SE2I am geting error when trying to add vrf vlan intswitch(config)#interface Vlan101switch(config-if)#ip vrf forwarding dummy% CEF table 0x6 does not exist (Vlan101).switch(config-if)#^ZPlease help

HiMy Predecessors brought 2 CISCO 3750 switches and implemented LACP on these core switches. Due to looping in the network the Fibre uplink ports GigabitEthernet1/1/3 and GigabitEthernet2/1/3 are down (I think these uplink ports are mirrored in the L...

Hi My predecessors had installed  2 CISCO 3750 switches and LACP was implemented on these core switches. Due to looping in the network the Fibre uplink ports GigabitEthernet1/1/3 and GigabitEthernet2/1/3 are down (I think these uplink ports are mirro...

Hi,I would be very grateful if someone could look over my config before I put the router into production.  BriefWe have two ADSL lines in the office.  The Cisco 1921 have two ADSL wic card in it.  I've configured VRF on the router because we have two...

I have a new cisco 2960s PoE switch that I need help configuring. I have 8 Cisco Aironet 700's that I have to connect to the new 2960s for our wireless network. I need to configure 8 ports for trunking and 802.1q encapsulation. Can someone tell me wh...

Hello.I have trouble with some unusual port forwarding on a Cisco C892FSP router. So, I have a lan with addresses from 192.168.31.0/24. I'm using dynamic nat with overload because i have only one ip address from isp. ip nat inside source list 1 inter...

I have 2 stacked 3750-X running IOS 15.0(2)SE6 IP Base and tried to upgrade the IOS to 15.0(2)SE7 by TFTP. However, the upgrade failed at the end and showed the following error:Error: The image in the archive which would be used to upgradeError: syst...

So I landed this job in a medium company. I had a few interviews and a few exams. They wanted a ccna because they have a partnership with Dell , So basically I going to support the Switching part. I am kinda worry because. I have experience as a Netw...

Hello All, i would like to setup VOIP for my office, can you please tell me what is the requirements. Thanks

Hi,Seeing below logs it appears that class-default has 64 packets queue limit and per flow queue lenght is 16. Hence each queue would have 4 packets in buffer. Pls correct me if i am wrong.Also pls tell me how could i avoid situation of packets being...

Is there any way to recover or reset enable secret password by using telnet or SSH. Site is far from my location and there is no technician to help. Thanks.