Switching

Hello,We have two NAM2's for the 6500 which dont appear to be responding.  Is there a procedure like for the NAM3 to reset these?  NAM3 reset: http://www.cisco.com/c/en/us/td/docs/net_mgmt/network_analysis_module_software/nam3/install/guide/bk_nam3_i...

Hi all,Just upgraded two 3850-24T-E's to 3.6.2aE (cat3k_caa-universalk9.SPA.03.06.02a.E.152-2a.E2.bin) and I have triple checked that the IP Services licence was loaded from factory.Even although the Cisco Feature Navigator says that 3.6.0E supports ...

Hi guys,   I know this is old question and have found several in the forum. But what does the 1st up means ? and the 2nd up means ?   On the book, it says 1st up = physical layer ok = receive carrier detect                                  2nd up = d...

Switch#tar /x tftp://ip address/c3500xl-c3h2s-tar.120-5.WC17.tar flashLoading c3500xl-c3h2s-tar.120-5.WC17.tar from 152.10.168.3 (via VLAN1): !extracting c3500xl-c3h2s-mz.120-5.WC17.bin (1811552 bytes)%Error opening flash/c3500xl-c3h2s-mz.120-5.WC17....

Hello-  I have several 3560x switches running 12.2(55)SE8.  Every TDR test I run gives me the following resultsInterface Speed Local pair Pair length        Remote pair Pair status--------- ----- ---------- ------------------ ----------- ------------...

HiI always get these messages on switche, if anyone faced this issue and how resolved:-%SW_MATM-4-MACFLAP_NOTIF: Host xxxx.xxxx.xxxx in vlan 11 is flapping between port Po3 and port Gi1/0/19%SW_MATM-4-MACFLAP_NOTIF: Host yyyy.yyyy.yyyy. in vlan 11 is...

Hi,We have a cisco 2960 switch that has its some ports getting error disabled time and again. When we issue show int fa0/X command, CRC and Input errors are seen.The user has changed their LAN cable, we have replaced the LAN port at user end. But sti...

Would the 10 Gig ports on the Cisco 2960, support a 1 Gig sfp? MM, SM or Copper? Thank you for your help 

 I checked the compatibility matrix and I didn't see it on there for QSFP+, but can you use the QSA module to turn the uplink ports on the 2248PQ into a single SFP+ module for use with the FET10G?  

Anyone experience DHCP not working when pointed to a Windoes 2008R2 server? It works perfectly when pointed to a 2003 server.  DHCP does work when PC is connected to the same VLAN as the Windows 2008R2 server.  All we did was add a new ip helper-addr...

Hi all,   With CIDR/VLSM in place, networks can now be are actually subsets of a larger network originally -> e.g. 192.168.0.0/16 network contain 192.168.0.1 to 192.168.255.254 hosts and 192.168.1.0/24 can be originally part of the network above.    ...

I have a 3750 switch with two 48-port switches connected via stacking cable.  On these switches I have two VLANS: VLAN100 for data,  and VLAN300 for Desktop VTCs (dVTCs).  I configured the switch with VLAN 100 having an ip address.I have verified:-IP...