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Resolved! Outdoor switches, no cooling

Hello all,Our company is deploying switches in outdoor environments, under the sun inside another vendors "closed rack". The racks provide no cooling and first deployments of switches show temperatures peaking 46-50ºC.Are there any switches with feat...

Resolved! Connection 100 base TX/FX

Hi everyone,I think is an easy question but I have a doubt about it, I hope someone can help me. I need Know what connection is using on Cisco 2811 router.I have this interface in Cisco 2811, I need Know if this port is connected to Fiber or Copper. ...

ccnpmadrid by Beginner
  • 5 replies
  • 0 Helpful votes

Stack C2960S high CPU version 12.2(58)SE2

I have a customer with a stack of two switches C2960S-24TS-L that are running 12.2(58)SE2 universal K9, we see that the CPU load increase over time, to 95% and stays there reload solves the problem.the process that akes a lot of CPU is also the SNMP ...

pbogaerts by Beginner
  • 1 replies
  • 0 Helpful votes

Use of /31 and /32

Hi,I can understand creating a tiny subnet to connect just 2 devices with /30, being 4 ips, and 2 possible hosts.But I'm a bit confused with the use of /31 and /32, surely there's no usable hosts, and /31 only has ips for the network and broadcast?Wh...

rbrown1979 by Beginner
  • 14 replies
  • 0 Helpful votes

vss uplink from a closet

I believe I understand that MEC on a VSS can be Layer 2 or Layer 3.  Is that correct?  Is one better than the other?  For simplicity, it seems a Layer 2 link might be easier.  Are there pro's and con's?thanks,                  

Resolved! Advertising VRF route in global routing table.

Hi everyone,We have Vlan interface  on switch config int vlan 10ip vrf forwarding Salesip address i do sh ip route on same switch it showsD EX [170/297245184] via, 7w0d, Vlan110does this mean that we ar...

mahesh18 by Frequent Contributor
  • 6 replies
  • 0 Helpful votes

Resolved! PVLANS and VTP3 on C2960S

HiI just purchased C3750X (IP Base) and I see that it supports VTP v3. I am consider to buy C2960S-48LPS-L (LAN base) connect it via upstream ports and install it as access switch.I am not sure if C2960S support VTP v3 and Private-VLANs?If I will use...

Resolved! NSF Cisco or NSF IETF

Could please someone provide some information about the main differences between NSF cisco and NSF ietf?switch(config-router)#nsf ?  cisco  Cisco Non-stop forwarding  ietf   IETF graceful restart  <cr>Thanks.Regards,guruiz

Dual Stack HSRP on 3750X

Hello I would just like to confirm whether dual stack hsrp is possible or not on 3750X both stack and non-stack.The following is that I have to take care of this on the stack?[Catalyst 3750 Software Configuration Guide, Release 12.2(55)SE]http://www....

mhiyoshi by Participant
  • 4 replies
  • 0 Helpful votes

Enabling SSO also enables NSF?

I have SSO enabled on my 6509E, but I'm not sure if NSF is enabled.Maybe I am a little confuse  to understand what is NSF helper and NSF aware that my switch displays, as follows:switch#sh ip ospf nsf Routing Process "ospf 1" IETF NSF helper support ...