hi, since we installed our new POE switches in different point of services (C2960X Software (C2960X-UNIVERSALK9-M), Version 15.0 (2) EX5).Sometimes power is discovered on non POE devices..And do a reset on the interface..Generally these devices are U...
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Forum Posts
Hi everyone, a week ago a strange behavior happened on my network where an STP loop occured on two different spanning-tree vlan instances causing the isolation of 4 switchs at the same time (errdisable). Here's the log on PSW01, PSW02, BSW01, BSW02 (...
Hi, I am trying to turn on LACP on an old switch (WS-C4507R). However, there is no active/passive options available. SW1_((config-if)#channel-group 1 mode ? auto Enable PAgP only if a PAgP device is detected desirable Enable PAgP unconditionally o...
Hi, We have a cisco 2611 router for which I was trying to set the speed/duplex to 100/full, I am able to execute command as full-duplex over the interface Ethernet0/1 but could not set the speed to 100 as the command speed itselves is not able to g...
FolksWe will be upgrading the following switches2 x 6509-E with SUP720-3B running IOS 12.2(33)SXJ11 x 6509-E with SUP720-3B running IOS 12.2(18)SFX8 1 x 6509 with SUP720-3B running IOS 12.2(18)SFX8 (this switch will get replaced eventually with anoth...
Resolved! Do you need a Default gateway in VLANs?
Hi forum, I'm working on a Packet Tracer 3.4.1.2 Skills Integration Lab as shown in the attachments below When I was doing this exercise I noticed that a default-gateway is meant to be implemented. What is the purpose of assigning a default gateway ...
We have been having some bandwidth issues ever since we transitioned to a new switching infrastructure using the same configs but enabling QoS. It seems nobody really knows what is going on currently. We have determined that our firewall is capabl...
Resolved! Fixed form factor Switches
Hi all, Can someone please explain what is Fixed form factor Switches?. Thanks. 694
Hi,in order to get 10G connectivity for our datacenter we purchased two Nexus 5672 switches. Besides using those switches for connecting our 10G servers (due to virtualization we don't need many physical ports anymore) we are also planning to replace...
What happens if there's a loop created between two ports that are set to portfast? I was under the impression that the switch will still detect the loop and shut the ports but it may take 2-3 seconds. Is this correct or does it take longer/not detect...
I have two routers, a ISR4451-X and a ISR43 connected to several layer three switches (3750X). I am using 8 port NIM-ES2-8 modules to connect the routers to the switches with SVIs. The problem is that from the 4351 to device behind the switches it ca...
I'm using storm control as a work-around for a bug in Apple Thunderbolt displays that periodically floods the network with bogus traffic. The switch is a 3750-E stack running 15.0(2)SE8. Here's the relevant configuration: errdisable recovery caus...
Here's my setup 3 Networks across 3 switches (3x C3650) 10.7.64.1.x/24 (Vlan 7) 10.10.10.x/24 (Vlan 20) 192.168.1.x/24 (Vlan 15) The switches are all connected to each other, with Switch one have a connection to an ASA and the outside world. My go...
Hi, Is it possible to upgrade the WS-C3750E-24TD-S to the IP Services image? According to this : link, I can use L-3750E-IPSLCB-QTY to upgrade to IP Services. Is that correct? Thank you
Resolved! ASA Config Backup and restore
Hello, I have tried to use the ASDM to backup a config which includes vpn tunnels and other objects, I selected all the tick options full the backup through the asdm and I assumed all was ok but then when I went to restore it to a new factory asa I...
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