Switching

Hi all,i have to sites connected through serial link.both are up.but ping is not allowed.how can i check in access list that ICMPis blocked.fdcb-habshan#sh ip int briefInterface IP-Address OK? Method Status Prot ...

Hi all, can layer 2 switches read both the cos tag and the dscp tag and apply policy to them? also do they have the ability to mark both the 802.1p and dscp value ?

Hey Guys, got a silly question here.I'm trying to work out a few vlans and to route each other on a centralised L3 switch.Do I need to configured vlan trunking in order to make the intervlan work?I had a couple of L2 switches which are connecting bac...

HiCan I stack two different 3750 Switches like one 24 Port 10/100 to other 48 Port 10/100/1000 switch; if yes is there any special configuration requiredRegards

Hi all, if I have spanning tree turned off on all my uplinks, am i right in saying, no switch will send spanning tree bpdu's to the neighbour switch? and so also each switch will assume its the root?

one of our 3500xl switches running ios12.0 reboots a random time intervals. it's happened after a few minutes, or hours. we took the switch out of service and installed a replacement.i scanned for known bugs but nothing came up.any ideas?sounds to me...

Hello friendsi have question about vlan map ACLwe have around 54 vlan vlan1 for management vlan10 for servers we want to allow all usersto see vlan 1 & 10and deny them to see each otheri done sample testing configuration #######ip access-list extende...

Hi folks,Can any body give full clear info about below question.1. In which layer of the OSI mode error detection & correction will happen?2. What about the CIDR?3. What will VLSM do?Regards,Naidu.

Hi all, on cisco asa's etc, they have a default inspection for certain traffic. why do they have this? does it allow you have certain traffic types traverse the firewall without creating an access list back in, ie ftp etc ? as it goes out on 21 and c...