Switching

Hi friends,There is a data center migration in place and one of our customer wants the access switches to be connected to the new distribution switch while also keeping the connection to old distribution switch active.The user vlans on the old dist. ...

Is it possible to block tcp ports by switchport?

Can an ACE module be used with a Sup32 or does it have to be a Sup720? Anyone have real world experience with using this as a server failover method?What slot does it have to be in?

Hi all, after reading my firewall course notes, it says that the asa acts a a proxy server, it says stateful inspection combines packet filtering and proxy services. Can anyone tell me what exactly it proxies? does this mean the firewall initialises ...

If I have a port on a switch connected to a 100 foot ethernet cable but nothing connected at the opposite end will this cause any problems? Can it act as an antenna?

Hello all. I have a switch here that has an issue. Its a 3750 24 POE model. The issue is that when you connect via the console it shows gibberish no matter what baud rate is used nor what terminal emulation is used. (Even during POST checks) I have t...

Hi Everyone,I would like to know if anyone knows how can we identify, using only the IOS name (i.e using only the letter of its name, for example, s, is-mz, js, k, etc) that those IOS is set to use an determined Feature Set?.For example, the followin...

Which command is used to check whether the traffic is going through backup router on 2800 router?

I have set up a cisco switch (3650G) to perform etherchannel on two ports connected to a HP Prolient server. I followed the instructions, as per cisco, the ports keep dropping or flapping. I opened a TAC case and my engineer told me to hard code the ...

Hi we are currently running a Catalyst 4500 Sup4 with an ios image 12.1(12c)EW2. The current ios is an affected image and a replacement image 12.2(25)EWA10 is recommended by cisco. Can I upgrade to this release for free?ThanksJimbo

I have a client who has a small business and recently got a bus DSL (4 static IP addresses) through AT&T. Everything works well for him execept that the DHCP on the wireless router (Motorola Netopia) only allocates 4 ip addresses to hosts. I am think...

We had a 3750 with POE stored past warranty. Went to use the switch and something was wrong with software code. A number of interfaces were missing. We reloaded the image via the serial port but had to set the serial port to 115K to speed the process...

The Software Advisor was unable to help me locate the newest version of this image I currently run in my stack of four 3750e switches:4x WS-C3750E-48TD 12.2(44)SE C3750E-UNIVERSALK9-MImage File: c3750e-universalk9-mz.122-44.SE1. Is the...

we have a 4700 switch which we have configured a vlan 1 SVI but it remains down/down despite no shut. We have connected pc into another port on the switch (also in vlan 1) but still cant ping the switch from itself