I have two Cisco 9600 core switches that I will be running in an HA configuration and I also have two Cisco 8300 routers and I would like to see what the best method would be in terms of connecting them with 100Gb spf dac cables. If anyone knows the...
Forum Posts
I am wondering what would be the best and inexpensive Cisco router and switch to use for my home. I want them to have the full current Cisco IOS CLI on it so I can practice and gain knowledge for my CCENT and beyond. I also want to use them for my ho...
Resolved! Catalyst 9300 cannot copy file form usb
Hello, I have a catalyst 9300. I erased the ios image (factory-reset all) and now it loads in rommonI connected a USB to try to copy the image file but I get the following switch: copy usbflash0:cat9k_iosxe.16.09.04.SPA.bin flash:Write access to "f...
I have switch (SG300 28SFP-K9) everything work but it block soudenly everytime (DHCP work, but users cant connect to internet)1. When i reload the switch and i clear arp and ip dhcp binding everything work well2. When it doesnt fonction in the endpoi...
My 2960 + switch missing a flash: drive I think Someone put a S1(config)#format flash: in global config mode.If I go to rommon mode and do a Switch: format flash: will it recover the flash drive?flash: drive missing, LAN Switching
Hello, I am trying to setup RSA Authentication with a key pair. The key pair is generated in a linux server and then I copy the content of the public one to the switch.But in the switch configuration the hash of the key is different than the hash in ...
I have the latest packet tracer installed, and the icons in the selection space are fine, but when I try to put one into the workspace, the text indicator is correct but the image of the device shows a black square and red text "file not found."I hav...
I have configured R2 router NAT:R2(config)#ip route 0.0.0.0 0.0.0.0 s1/0R2(config)#access-list 10 permit 172.8.55.0 0.0.0.255R2(config)#ip nat inside source list 10 interface s1/0 overloadR2(config)#int s1/0R2(config-if)#ip nat outsideR2(config-if)#i...
Resolved! Catalyst 6504-E Rommon / Boot to IOS
Running a 6504-E with a Sup720B card that has a flash card in disk0: with the IOS s72033-adventerprise_wan-mz.122-33.SXI13.bin. When the switch is powered on / rebooted it always goes into rommon. It is trying to load an image from the bootflash: whi...
Resolved! Mac Address To Log
I need to set up several switches where if a new mac address is added to the mac address table, an entry gets added to the log. I would prefer to not have to use snmp traps, as we only have a syslog server running. Ideally there would not be a log if...
I have a question about power supply for a cisco 3750x 48 p-s switch. I have bought a couple of switches from a vendor that sent some 3750x 48 p-s switch that came with 715w and some with 1100w power supply. Does the 3750x 48 p-s work with 1100...
Resolved! How to merge vty?
Hello there,while configuring vty I have chose vty 0 4 then vty 5 15 then vty 5 6.Here's what I got in my config file: line vty 0password 7 083540no logintransport input sshline vty 1 4password 7 082D4342no logintransport input sshline vty 5 6passwor...
Resolved! DHCP request not successful.
Hi,I am quite new to networking. I am currently having problems trying to get the DHCP working on my mini network. If anyone could show me where i am going wrong it would be greatly appreciated. Thanks...
Hey all I've run into a strange anomaly when configuring 802.1x authentication on a series of Cisco WS-C2960X-48LPD-L switches. Although I DO have this working and a Cisco ISE correctly authenticating clients (ie. legitimate wired corporate laptops w...
Hello dear, We have a Catalyst C9500 Essentials and we buy a license to Advantage. How can I upgrade or install/use/activate the Network Advantage Features on this switch?We have advantage license for use on C9500, but we don't...
