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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 Experts,I configured dell san and connected with switch port for iscsi traffic. On dell, I can see the mtu value is by default set 9000 so please confirm if I need to do some other configuration on switch apart of VLAN and port assignment in sa...

ray_stone by Level 1
  • 863 Views
  • 3 replies
  • 0 Helpful votes

Hi,I have two C6509 (SXI9) deployed as HSRP active and standby routers with SVIs configured on both.Also IBGP is configured between then over the SVIs.During the active router failure, the HSRP converges faster and the standby becomes active.However ...

Hello,I've a strange behavior with 2 new 4500X.Please see my basic network topologyWhen 192.168.80.253 is shutdown 192.168.80.252 can ping 192.168.80.251 :switchA#ping 192.168.80.251 source 192.168.80.252Type escape sequence to abort.Sending 5, 100-b...

pboegli77 by Level 1
  • 2804 Views
  • 2 replies
  • 0 Helpful votes

           Hi there,We are thinking to upgrate our speed with the comcast 50Mb connection and I wonder if there is a way to connect comcast cable directly into the cisco router 2921 avoiding comcast modem. As far as I know comcast modems are not very...

                   Ok i am seeting up SCCM server (10.1.1.37) for my work place and multicasting the images was one of the main feture requests i got. I have it up and running but it is not running well.  i Have 4 sites all connected via a static rou...

Hello,I'm adding a 3750X-24T-S to an existing stack of 2 3750G-24-TS switches.  When I added the new switch and powered on the stack I received a version mismatch error.I've found documentation on compatibility with IP Base, etc. but nothing for the ...

This is a theroretical question/design as a way to hack dynamic routing over VPC. Can anyone see any holes in this?Assume all links are trunksAssume subnet 10.10.10.0/24 exists in the Route Table in the 7K cores via some EIGRP neighbor not shown.

mikegrous by Level 3
  • 561 Views
  • 1 replies
  • 0 Helpful votes

                   Hi,I am in the process of configuring a 4500x switch and need to restrict inter-vlan traffic. Please suggest an optimal way of accomplishing this task.vlan 3 - 10.101.3.x - Infrastructurevlan7 - 10.101.7.x - Productionvlan4 - 10.10...

Nick wfd by Level 1
  • 2577 Views
  • 4 replies
  • 0 Helpful votes

Two core layer 3 switches were configured with HSRP.R1 is active and R2 is standby.There is a external DHCP server connected on R1 and R2.I enabled the dhcp snooping and IP help-address on each core switches.I could find the DHCP snooping binding tab...

luo_40201 by Level 1
  • 1406 Views
  • 1 replies
  • 0 Helpful votes

Hi,I inherited networking environment in an office and I'm trying to understand a few things.Basically I have 2 switch catalyst connected through a trunk port. One port from the main switch (configured as a trunk too) is connected with an ASA firewal...