Switching

I am sending an extended ping with a datagram size of 1500 from my router to my switch and get a very good ping response.  But when I ping the workstation from the router or the switch with an extended ping with a datagram size of 1500, the ping resp...

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HiWe have 11 * 3750x switches configured into 3 seperate stacks (3,4,4), I clustered them together,one of the Hostname on one of the stack changes name as though it did not originally have a hostname, If I change it back again it reverts back to the ...

HelloI have 2 LAN subnets (192.168.2.0 and 10.0.2.0).  Both are on the same router.  The default route on the router points to our T1.  I have redirected all port 80 and 443 traffic out to a different, faster link using a command like this on the LAN...

I recently installed 3 new switches and did some intensive port work on them. like setting duplex, speed and channel-modes to them. And I'm still fairly a newbie trying to be a CCNA one day, but I keep seeing my ports go up and down.. like ports that...

Has anyone ever seen this issue where you see 169.x.x.x address from inside going to firewall. We do not have any such routes so this may be hard to find. But if anyone has a idea to try and locate issues like this any help would work. We are using P...

Hi FolksI lost the password of the 3750 switch , how to retrive it with the loss of configuration,the switched in stack situation

Hello all,I'm facing a very strainge problem.My situation is: I have a vpn connection IPSEC, between 2 routers. The vpn is ok, I can ping all the hosts form both sides.The strainge problem is: from site A to site B I can use telnet, ssh, http. From s...

Hello,I have a network enviroment that includes a 3750e, 4 3560G's, and 1 ASA 5550. The 3750 is being used as a router and is the vtp commander to the 4 remaining switches. The router has 6 SVIs used as gateways for different subnets. I use the 192.1...

Hi, does anyone know is it ispossible to manually set the speed and duplex on a switch and for FLP to use those settings to negotiate with PCs that are set to Autonegotiate? I realize that once you manually set one end and leave the other end at auto...

I need to know whether SFP interfaces is supported in SFP+ interface created using Onex module.The Typical scenario is as under :Switch : Cisco 4900M with 8 nos of default X2 ports ( no half card installed)I am planning to install Onex converter modu...