Switching

I help manage a WISP network which has a Cisco 3750 at its core and a couple of Cisco 7200 routers to two separate ISPs. We have configured public and private VLANs. The infrastructure is based on point to multipoint links with cisco SG300 switches a...

Hi,I m trying to configure trunk ports between my L2 switches in etherchannel configurationI have tried to use them in desirable and in auto modeConsidering the attached network diagram , the top most switch is NTP server rest all are its clients , R...

Dear Gents,One of our Customer he have this Scenario 2 Links of internet from Same ISP- I need to configure both link in core switch both of them should work fine as per ip address listed- Users should get internet from ISP 192.168.1.1 only if ISP go...

Hello,I am trying to redirect packets to a bluecoat proxy sg using WCCP on a 3750x stack with IP services.I cant get the packets to redirect.The bluecoat device is on the same vlan as the client traffic that I am trying to redirect.It seems that when...

Support CommunityWe recently configured a stack of four 48 port 3750-x switches . We are noticing high CPU usage. "Hulc LED process" seems pretty high.This has coincided with VMware servers getting slow and non-responsive at times, perhaps a coincide...

I have recently set up the internet at my house. It was complicated because we can't get the cables to the house, so we had to use a wireless p2p bridge to get the internet to us. So we have the ISP cable, and modem in one house, and the LAN and all ...

Hello, we have a 2911 router, connected directly to our ISP. Our ISP grants us 5 public IP addresses in a 255.255.255.248 subnet, from IP 217.xxx.xxx.250 to 217.xxx.xxx.254.Gateway to internet is 217.xxx.xxx.249My idea was that the router, through gi...

I get the following when trying to load IOS to a switch so I can then stack it with another:Error: The image in the archive which would be used to upgradeError: system number 1 does not support that system type.I found that /allow-feature-upgrade hel...

HelloI have the following scenary500 Mb/s Internet Bandwhit20 Aplication Servers (1 GB2400 Public internet connection to my network (maximun values)400 Staff PCIP services (L3) how  can I calculate the throughput needed in my core switch? if did serv...

When setting up two Nexus 5596's for VPC peering, do you also need to set up HSRP on any VLAN interfaces you set up?I have a weird issue.  When I set up a VLAN interface on one Nexus, I also have to set it up on the other Nexus and setup HSRP as well...

I entered "no ip proxy-arp" on a distribution switch and an entire vlan lost connectivity to everything else. Any ideas?Thanks