Switching

Can some tell me the calculation that states that the total number of vlans is 4096? I used to remember now but forgot it now

Hi guys! i have a test router to work with.i used the command "no login local" and now he asks me again username and password!(password and username were set before!) but they dont work!? i know my password and username but still access denied to ro...

Hi How many maximum number Switches are allowed in an RSTP environment in terms of Ring, Mesh topology? What happens if anyone plugs in more switches than that number? is there any official Cisco/IEEE documentation on this issue? Thank you all 

Hi Team, I'm new on this and i need to configure a etherface on a NK7 and i get the following error do i need to force the interface. 2(config-if)# switchport mode trunk2(config-if)# switchport trunk native vlan 102(config-if)# udld aggressive2(conf...

Hi, I have 2 x 200 series Smart switches creating a network that is distributed out from them. They are running from UPS power and are connected by a single run back to a PC. Both switches connect to local 5 port switches that are on a different powe...

Dear,I am getting the below minor error in show module cmd.Switch Number: 2 Role: Virtual Switch Standby---------------------- -----------------------------Mod Ports Card Type Model Serial No.--- ----...

Hi guys, I've got Prime Infrastructure 3.0.2 installed and I'm trying to get Plug and Play (PnP) working with CNS on PI. - The switches we tend to deploy are 2960X, 3560-C/CX and I have got our Windows DHCP server configured with Option 150 to point...

Is anyone using 40g span ports for traffic monitoring?  

Hi Guys, i dont play with snmp everyday and need to respond to urgent requirement.  Can somebody tell me exact OID for link up and link down for Cisco IOS 12.4. I am currently testing 3640 in GNS3 so for my testing purpose it will suffice. Also pleas...

We are using IP SLA with our SilverPeak devices.  We use the verify-availability to make sure traffic is not black-holed.  The problem arises with 2 offices that do not support this command.  (I'm not sure why this one command is not available but it...

Hi. Can a VDC in a Nexus 7000 handle a full BGP routing table? I'm told that a full table contains about 400 000 routes.The Supervisors in the Nexus are Supervisor Module-1X (N7K-SUP1) According to show system resources, they seem to have 8G RAM: Mem...

Im having an issue with eigrp automatic summarization, we have an eigrp neighbprship on 10.1.100.0/24 and we're trying to advertise a loopback 10.1.3.1/30 on a router (on which automatic summarization is enabled),but when we verify the routing table ...

Hi all, Hi have deployed recently a network with cat 3650 with 802.1x, after putting the network in production we notice that all the ports are with output drops on all access switchs. GigabitEthernet1/0/21 is up, line protocol is up (connected)   H...

Hi Everyone... Good Afternoon pls help me how to apply vlan access-list? Task to apply... 1) VLAN 2 (HOSTEL A), VLAN 3 (HOSTEL B)..ONLY FOR ACCESS FTP SERVER VLAN 6 & ACCESS WEBSERVER (VLAN8).. 2)VLAN4 (STAFF) ONLY FOR ACCESS DNS SERVER (VLAN7). &...