Switching

Hi All,Can anyone explain the limitations of OSPF routed access on 3560-X  switch? From my understanding you can only operate a single OSPFv2 or v3 instance with 200 learned routes, is this correct? Are there any limitations with the number of areas ...

Hi, I have a question regarding operating temperature of the two stacked Cisco C3750X-24T-S.They are installed in the closed enclosure APC NetShelter AR2100BLK 42U. The tempreature in the server room about 22 °C, in the enclosure (front) 24 °C, the t...

Hi allI need to find out what is killing my ethernet wan circuit urgently, It is a ethernet trunk port with vlans tagged across it.its a 3560x switch.I configured span with the replicate keyword, but im not seeing all the traffic im sure.Im using wir...

We are thinking of following classic design, would Nexus 5K can have 2 seperate connections to each VDC? Nexus 7K w/ different VDC (Internal / DMZ ) |Nexus 5K | ServersCan Nexus 5K have a VPC connection to Nexus 7K to Internal VDC as well as DMZ VDC,...

I need to refresh three 6509 chassis (non-E) along with the Sups. I am looking at these two sups:WS-SUP720-3B vs VS-S2T-10GCan anyone provide some feedback to assist in my decision making process? Pros? Cons? We are not using VSS and don't have any p...

We recently wanted to swap our existing WS-SUP720-base with a WS-SUP720-3B in a 6513 chassis.Had the existing configuration config saved in a txt file and replaced the supervisor. Booting went fine and we pasted in the original config. There was one ...

Hi,It's my understanding that MSTP switches must have the following identical information configured in order for it to participate in a region:NameConfiguration revisionVLAN-to-MSTI mappingDo all VLANs need to be created on all switches in the regio...

Could someone explain me if the numbers mentioned below are on the same subnet or not.172.16.100.1/ 21 and 172.16.100.2/ 21/ 21 = 255.255.248.0 0---------78---------1516I know how to find the subnet mask, but in this particular case I have some doubt...

Hello everyone. I have a question regarding the 4948-E switch. i have a couple of QinQ vlans comming in from a supplier. In thoose QinQ Vlans i have a number of different vlans. So far very straight forward. I would like to strip the outer Vlan tag w...

Folks,After I added the 3rd 3750E to my stack on Sunday I can no longer save my configs with 'copy run start' or 'write mem':#copy running-config startup-configDestination filename [startup-config]?Building configuration...nv_done: unable to open "f...

The setup 2 6506’s with single SUP32’s in each, running OSPF with one area, SW6 is Full/DR & SW8 is Full/BDR. HSRP is configured on both switches with SW6 Active and SW8 Standy. IP SLP is configured with a single vserver using VLAN14 and SW6 is stand...