Switching

In our LAN we have 300 node, as well as access point. I wants to put LAN security for unauthorize access. Which product is suitable for us, pls guide me.We are using 2811 & five brances are connected through lease line.Regds

Hi there,I would like to know if there is a way to send message between vty (telnet) sessions.IOS has this capability, see below, user tiger is sending msg to lion:RTR#send vty 323 Enter message, end with CTRL/Z; abort with CTRL/C:Hi there, How are y...

hellohow can i know this Mac Address wjhere exist in mY Network;how can i find ITS IP.HOW CAN I TRACK IT?fe80::218:41ff:fe1d:b301

Hi,I would to know if there is a way to check when last config changed for CatOS devices.And who changed that as well.Sometime we cant get from switch logging buffer because the buffer size full where old logs will be deleted.Here is the same info I ...

What are the Pros and Cons for implementing MPLS on a local LAN? I've gone through MPLS in my CCNP studies and MPLS is used mostly on service provider networks. I run a network of 3000 PC's a 2500 IP phones spread across a medium size city with 90% o...

We usually find out that a device had its configuration changed but not saved when a device loses power and things go wrong.Is there a way to receive a notification (snmp trap or a message in the banner motd) warning that running-config and startup-c...

Hi all,I am facing the crc error with some one switch... I did verifed the L1 (connections, power etc...) this are okay.After of verify all this, I did a test disabling (disconnect cable) the port and clear the counters, but the port continuos the in...

Hi,All PCs, DHCP are configured on VLAN 1(Native). A windows DHCP Server and Windows NT Domain are also found on VLAN 1. VLAN 2 is also present and a L3 Switch acts as DHCP server for VLAN 2. VLAN 2 users authenticate on the Windows NT Server.All VLA...

Hi,Got a CDP problem. My distribution switch are not in the cdp table of the core switch. The core is in the cdp table of the distribution switch.1 Distribution has many vrf (switchport with vlan interface)1 Distribution has on vrf (L3 interface)Vers...

I have a trunk connecting my 3750G switch with a Fiber ZX SFP module: Model: WS-C3750G-24PS Type: 1000BaseZX SFPconnecting to a ZX SFP on a 6506 switch.On 3750Ginterface GigabitEthernet1/0/25 switchport trunk encapsul...

Hello!Based on the output what would i block to Stop the Mld Discovery and to stop the Brodcast using the ipv6 access-list .plz list the config based on the screen shot

Hi all,I had CCNA and it will be expire by sep. 2008, however I am planning to complete CCNP within expire my CCNA.The real question is CCNA validity up to 3 yrs, if I complete BSCI how much time validity for that.Is there a time validity period for ...

guys what is the max ports we can use for etehrchannel ?? is it depends on swicth to swicth or there is specific for all....thanks in advance

what would be the right procedure for sup module upgrade on 4506 switch? I need to take out old one (II) and put new one (IV) ... but eny special steps to take mybe?