Hello, I am preparing an eFSU on our VSS (one SUP720-10G-3C per chassis) and I need some informations about the concept of Hot-Sync Standby fabric which is not clear enough for me.I understand that the switch fabric provides a data path for fabric-en...
I have a nexus 5548 that I have recently tried to upgrade the NX-OS on. During the upgrade process, the switch is suppose to reboot itself and load up the new version when it has been installed. However, it has since not been able to do so. I keep ge...
Have a nice day,We have a LAN setup of 18no.s of Cisco 2950 & 2960 switches with 7no.s of Cisco 1131 AP along with Ruckus AP. All these devices are connected to Cisco Catalyst 4507R L3 Switch.Now from past 3 days all fibre uplinks in each switch are ...
Hello All,I am new to STP, and i am facing some issues in my network.I have 2 3750X Switch in Stack,In logs i am frequently getting MAC Flapping log, while searcing on Internet i am getting only that it's a L2 Loop but no resolution.Please guide me w...
Hi,I have a pair of Catalyst 6509-E switches with dual sup 720-10GE currently running the 12.2(33)SXH7 firmware.I would like to upgrade them to 12.2(33)SXJ6.I have fund the SX SY EFSU Compatibility Matrix mentioned on the release notes (http://www.ci...
I have two stacks 3750X on two different sites with two links L_2_L, and I want to configure the port channel to aggregate the two links.Site A Site B375...
Hi all,Hopefully a simple question. I am unable to set flow control to ON on our Nexus 7K - by default it is set to OFF:Internal(config-if)# sh int e3/9Ethernet3/9 is upadmin state is up, Dedicated Interface Belongs to Po10 Hardware: 1000/10000 Eth...
Hi,This is quite basic, can some one please explain what the output below shows. Why do I see NULL in outgoing and incoming? Is there a problem here?sh ip mroute 239.48.181.10IP Multicast Routing TableFlags: D - Dense, S - Sparse, B - Bidir Group, s ...
Hi,I have one router C3925 which uses HWIC-4ESW module card to connect to two Gigabit port on 2960 SWs. The Router can ping two SWs, but no neighbor when issue "show cdp" command. However, 2 SW can see the router in "show cdp neighbor" command.The Ro...
Which uplink port on a WS-SUP720-3B card is the interchangeable SFP/RJ-45? Gig x/1 or Gig x/2? I am requiring an RJ-45 uplink installed on a 6509-E to a C3925 vendor router? Thanks in advance.
Hi,Can i connect 2 x 2960 stacks ( 4 switches in each stack) together ? Reason why i am asking is that we are looking replace 3750 with 2960SF and some of the current 3750's have 8 switches connected in a stack. So i will be replacing them with ...
HiI'm doing a project for 1st year university studies and would appreciate some input. I have to design a hypothetical network for a business running 300 PCs, the business is spread across 2 buildings both of 3 stories (levels). My hypothetical desig...
