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Forum Posts
Resolved! Switch Oversubscription Concept
Hello all, Can you help me understand the concept of Oversubscription for switches? I heard this mentioned the other day and
Hi everyone, About to implement StackWise Virtual and just had a question about the configuration.We currently have one C9500-16X in production, we’ve just purchased another and getting ready to implement.Plan is to configure the existing switch as t...
Resolved! Wanna buy a CCNA Lab Kits
Dear All, I am a newbie and heading to CCNA-S&R and then CCNP. I am going to buy switches and Routers but i have no experience. Anyone who has experience about this please help. Cause i known that practice on Packet tracker is not much help me to pas...
Hi all, I did this lab with Packet Tracer but the ping fails. If I configure standard vlan instead of extended vlan, the ping works. Could anyone tell me what I’m missing? thanks
Resolved! Bandwidth of switch
Hey all, Very beginner type question here...I don't understand the concept of total bandwidth of a switch. For instance an access switch with 48 Cooper ports is capable of "X" Gbps of bandwidth... How is this calculated and why is this important if ...
Hi,1.We did order for switch--c9300-24s-e and now we want advantage licence for adding VRF so Can we order separate advantage licecne in c9300-24s-e to make it c9300-24s-a?2.Can we create VRF on switch--c9300-24s-e i.e. essential licence switch?
Hi Guys, have anyone came across something like this? We have 2 x 6800s forming the core at our DR site. The link between them used to be a 1Gb fibre, but we noticed it was flatlining during backup periods. We then replaced it with a 10G link. Howeve...
Hi , is there any way to block ssh in vlan gateway .. for example .vlan 101ip address 172.18.1.1/24vlan 102ip address 172.18.2.1/24 i want to block ssh for vlan 102 gateway ip(172.18.2.1) address . Please let me know .
My name is Rob Campbell and I am a Program Engineer working for FlightSafety International in our Visual Systems division. We currently use the SG110 series with our visual systems.We provide flight simulator visual systems to a multitude of customer...
Dear expertsWe know1. VTP summary advertisements are sent every time a VLAN database change occurs. And2. VTP subnet advertisements are sent after a VLAN configuration change occurs.So could anyone kindly please explain the difference between "VLAN d...
Dear ALL,Well i am encountering a problem where i am unable to save my modified configuration because there isn't enough space in my flash memory on CISCO 2950 switch. The crash info file has taken up 72355 bytes of space in flash memory. My question...
Hello , Recently we ran into problems with increased number of STP Active logical Ports and Virtual Ports line card in a catalyst platform( 6800 ) . Platform limit was 12k and we reached 16k. This is how we found out via command : s01#SH VLan VIrtua...
The ship's AV and NavCom room air conditioning system failed over a weekend and the affected equipment includes three pieces of Cisco C2960-S Series 10G (x3) and one piece of a Cisco 2901 VK9Historical temperature monitor data showsa. Over 110 degree...
im trying to emulate VLAN ACLs but when i try to type vlan access-map on the global config, theres no such thing as this command, only vlan accounting according to this site, cisco 3600 supports vlan access maphttp://www.cisco.com/en/US/docs/ios/lans...
Hello all,I have in my data cneter the following :1- Two Switchs 45XX configured AS VSS. 2- We have a vlans configured and each vlans has its own SVI.3- ISR ROUTER with 2 interface G. We want connect this router to the both Swithcs using etherchanne...
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