Switching

I recently moved a 4402 Wireless LAN Controller off of a 6509 connection and onto a Nexus 2k connection. The config on the 6509 for the WLC was as follows:interface GigabitEthernet2/2/32 description ESC-WLC-1 Wireless LAN Controller switchport switch...

I've got an 1841 router and am using NAT to expose certain IPs and ports to the outside world so that external users can see internal resources (namely, web sites).  However, I can't seem to get it running such that I can visit the external IP addres...

I'm looking at provisioning a Catalyst 4500 with a WS-X4712-SFP+E module to allow for future 10Gb connectivity via 10Gb SFP+ interfaces.  These cards are backwards compatible with standard 1Gb SFP interfaces but I'm wondering about the other way arou...

Hi..I have problem with the standby supervisor in 6500 vss and need to replace the supervisor.  I have follow how-to on the cisco web site - http://www.cisco.com/en/US/products/ps9336/products_configuration_example09186a0080a64891.shtml.But when i bo...

I have one computer connected to the 4506 that management does not want this pc to have access to anything on our network except our DHCP server and the one printer that resides on our network.  I created an extended access list as follows.  Our netw...

As a general best practice, I would always make sure that configured MTUs on adjacent switch/router interfaces match across a network. If not, fragmentation can occur, thereby degrading performance. On the other hand, the packet may not be fragmented...

HI All,I have a setup                              6509-E ( Sup V-10G)  (Layer 3 switch)                                 |                                 |                              Nexus 7k         (Layer2 switch)                                ...

I'm not able to find power redundancy mode when i do show power on my Cisco 4510R+R with SUP7E.switch#show powerPower                                             Fan      InlineSupply  Model No          Type       Status       Sensor   Status------  ...

Hi Guys,I'm just wondering, the previous network administrator here has setup RSTP, and has devided half the ports (odds) and the other half (evens) into seperate costs. So odd ports get cost 19 and evens cost 100.The ports all connect to voip phones...

*** Address Parity Error ***PC = 0xbfc00d20, Cause = 0xd4000, Status Reg = 0x3041e803Failure detected during ROMMON start-up tests. Restart ROMMON.System Bootstrap, Version 12.2(8r)T2, RELEASE SOFTWARE (fc1)TAC Support: http://www.cisco.com/tacCopyri...

Can anyone point me to some good docs that outline the purpose of fabric, M and F cards?In paricular I need to know the relationship between M/F cards and how/why I would combine them in the 7K.EG, if I have X nunber of subnets hanging on Y number of...

how we can configured 3560 for Avaya IP phone ? , we would link to use voice and data connect to the same port

Hi allI need to run 100 meg fx gbic from from cisco 2960 gigabit port to a cisco cat 6509 sfp gigabit card model WS-X6748-SFPthe gbic is the GLC-GE100FXwill this work?