Switching

OK, so I'm going to sound ignorant, but only because I am.  I have been given the task of setting up QoS on our network to support a non-Cisco IP Phone system.  My question is, can I set up AutoQoS globally on a switch, or do I have to set it up for ...

Hi Folks,I am having WS-C3560G-48TS switch with ios(c3560-ipbasek9-mz.122-58.E2.bin) and I am trying to use IPv6 feature in this switch model. More over I've upgraded this switch with many ios but none of them not supporting IPv6 feature. Could someb...

hello I have a problem in a vlan. The clients (windows xp pc's) suffer random disconnections and the event viewer appears e1kexpress cable disconnection. Vlan has a size of 1024. Access switches are 4506 and are connected to the core via a 4Gb PortCh...

Hi, Summary of problem: - Incoming frames on three of a blade's four switchports are being put into VLAN 1 even though the ports are either in other access VLANs, or are configured as trunks with different VLAN IDs being tagged by the server.- When t...

I am trying to add a static DNS entry (ip host) to our 1800 router  (current up to date IOS)But over time, the entry seems to just disappear automatically ?!?The problem is that the DNS name also exists in the 'outside world' , but i want it to stric...

    Hello,Could somebody give a hint for our rather basic problem :- 2248TP or TPE- Nx7K with F2 module- - 2 VDCs on Nx7K : the administrative (VDC 1) and a 'switch' (VDC2).  VDC 2 has limit-resource of the F2 + all ports of F2 allocated.  Works fine...

Hi all,on a WS-C4507R-E there is this configurations:Cat4507#sh verCisco IOS Software, Catalyst 4500 L3 Switch Software (cat4500e-IPBASEK9-M), Version 12.2(54)SG1, RELEASE SOFTWARE (fc1)Image text-base: 0x10000000, data-base: 0x12C41C68ROM: 12.2(44r)...

Hello in my understanding the following flags means like below right?M-Flag - DHCP stateful can manage assinged IP address.O-Flag - DHCP stateful and stateless can inform DNS information.if so the above flags configuration are necesarry on Cat3750X?c...

I have a typical Mac based network including a server, with the exception of a couple of large format printer with a RIP on a specific Mac. We print large files which are greater than 1 GB in size. I am thinking of getting these devices to turn my fa...

Hi All,I have wierd issue going on within network. There is a file server which is behind firewall connected to gig4/0/19 (output shown below). If the users in production network try to access this file server the speed is very slow (approx 50kbps) w...

Hi to all,can you check the following discussion about the "tagging native VLAN" and tell me if the tagging of the native VLAN is the deafult or not (on cat. 3560/37xx/45xx) with the latest IOS releases ?http://www.networkworld.com/community/node/387...

I'm able to upgrade the master of a 3750 stack, but the member fails to upgrade.Switch#  Role   Mac Address     Priority Version  State ----------------------------------------------------------*1       Master e4d3.f1d5.2280     15     3       Ready ...

Hey All,I have no hands on experience with GLBP / vPC's but am learning about them now.  If I make a vPC which terminates upstream into two routers in the same GLBP group.. won't the downstream devices show multiple MAC-addresses for the same IP in t...