I have a cisco sfp (SFP-10G-SR) and i need to connect it to a DELL sfp (SFP-10G-SR) part number is WTRD1. are they compatible with each other? the dell sfp has the attached info
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Hi guys, We got this:We want to understand when the switch marks MAC "flap"? Is there some sort of timer? It s normal for the MAC address to be learned on one port and then another, but I get it's when MAC moves very quickly back switch generates th...
My cisco cat 2960-S keeps on rebooting.can anyone help how to troubleshoot/ or what is the possible cause of this?Thanks
The switches are connected by an optical patch cord. When transmitting data, errors increase on port 4912. Setting the speed and duplex on auto-negotiation or without auto-negotiation - the result is the same. The same cisco 2960S in conjunction with...
Nexus 9k's in vPC, using HSRP for routing. The DHCP Client gets a proper address, but cannot communicate. Cannot ping the gateway at all. But if you set the same address as static, it works. DHCP Relay is configured. I set up a mock Domain that mimic...
I'm thinking that I have a corrupt IOS. But if I can't copy an new IOS from USB to flash, I probably will not have any better luck with hyperterm. Is the switch just worthless?? switch:switch: dir flash:Directory of flash:/2 -rwx 2002 <date> config...
Hello, I would like to hear your opinion.I'm just learnig about Cisco switches and routers, and IOS (Internetwork Operating System) commands.There I learned that "to abort DNS lookups, traceroutes, pings, or to interrupt an IOS process, use Ctrl-Shif...
Hi,We have a VTP server-client setup for our Network. Details are as below.1. Layer 3 switch configured as VTP server (with VTP version 2 and VTP pruning enabled).It's having a vlan database of around 90 vlans.2. 57 wifi switches(cisco 2960 24PDL ,PO...
if a series is end of life do this mean that the particular switch/routers also fall under eol,for Eg. Cisco announces the end-of-sale and end-of-life dates for the Cisco Nexus 7000 and 7700 F2-Series Enhanced 48-Port Fiber 1 and 10 Gigabit Ethernet ...
Hi,I am just trying to configure the ethernet interfaces on my Nexus 7010 48 port module. When I do a "show interface" I only see the management interface on the management module and not the 48 port module. When I run a "show hardware" I am able to ...
Resolved! VTP pruning
HI What is the difference between VTP pruning & VLAN pruning in trunk, both are configured by manually and both features prevents the VLAN frame in trunk, then what is the difference ? Thanks in advance
Just getting started with Virtual Stack and Layer 3. I have two MX100, in HA pair mode. I have two MX350-24X switches in Layer 3 mode The MX has DHCP on VLAN1 to provide MGMT IP to the switches. I am blocking all DHCP on the Layer3 switches since I ...
Hi,Can anyone tell me the use of spantree helper process in cisco catalyst 2960 24PDL switch? Process ID is 202.
Hi all.Had been searching everywhere for a solution for this issue. While the conditions discussed here are not 100% similar to mine, I am convinced that the issue is the same.1) My environment runs a Cisco 3850 stacks access switches with two vlans,...
Resolved! User tracking script
Hello guys, can you help in getting a user tracking scripts? Simply I need the mac address and IP for all the devices connected to the switch ports. We can get this manually using the show mac and show arp. I am looking for TCL or Python scripts to ...
