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Hi everyone, now I'm asking for a issue in my network:I got this laptop and plug it in a switch 3560 port, the output of show int gig0/10 tell me that the port is up, but when I perform the show mac add int gig0/10 I cannot see any mac address asocia...
Hello friends, I wrote these lines because a very strange and particular issue happened in my network. There is a drawing of my topology: I will explain first: 1. I have a big network (172.16.0.0/16) so I'm planning to cut it in VLANs. Since the netw...
Hello cisco community, I'm writing these lines because a issue with a Cisco 8945 Phone. At the beginning the phone was plugged on a Switch 3550 POE and it was working perfectly, but recently the 3550 was changed with a 3560X, after that change, the p...
Hello everyone, this time I have an issue with LMS Prime.Time ago, the LMS Prime was configured with an IP address for SMTP server (10.100.20.82/16); then, server managers changed the IP (new IP is 10.100.20.120/16). As you can imagine, I changed the...
Hello everyone, now I'm writing for a trouble with a telephone (cisco 7911)The equipment was working perfectly but suddenly one day it turned off. I though it was because of the PoE and connected an AC adapter, but nothing happened. The leds blinks f...
Hello Vero,
Ok, for what I'm seeing if you can ping from your 3750 but not from the 4506e it means there's some misconfiguration on L2.
Try to look into the interfaces between 3750 and 4506e, it needs to be configured as trunk port. If you can, pleas...
Hello Veronica,Is kind of strange that end hosts stop working by connecting a L2/L3 device. First of all, we need to answer some questions:Do the devices are obtaining IP via DHCP? If that's so, are you using a DHCP dedicate server or DCHP server is ...
BGP is most commonly an EGP protocol, but you can implement it as IGP, not a common practice, but you will need to know the basis of it if you are taking the CCNP exam
Uhm that sounds like a deja-vu, it happend to me once on a Cisco 6K, so I only configure it by console; I resolve this performing a switch over and restarting one of the supervisor, but in your case, restarting the whole switch can help.I don't think...
I assume that you can ping the device, since you have information on solarwinds, is this just a problem with putty or even if you try with command line you get the same error? (cmd in windows, terminal in linux)On the other hand, try to RDP at any co...
