Switching

Hello I have a problem with this Firewall. It is installed in office where we have Web server and Asterisk VoIP communication server. We have one static public IP and I successfully forwarded custom port for Web server (9090) but we have problems fo...

Hello, A few days ago one of the VSS members, local switch 1, crashed and now local switch 2 is active. The local SPAN session (VLAN to local port) on local switch 1 kept on working but after a few days it stopped without any log message. Any ideas ...

Hi all, I have the following HSRP setup (IPs changed for privacy): router#sh track 1Track 1  IP route 0.0.0.0 0.0.0.0 reachability  Reachability is Down (BGP)    1 change, last change 00:00:10  First-hop interface is unknown  Tracked by:    HSRP Gi...

Hello there.  this is my show memory ouput.  Can you explain this to me? Switch#show memory                    Head              Total(b)            Used(b)           Free(b)            Lowest(b)           Largest(b) Processor   49FDAFC       1753...

Hi, Just got three routers Cisco 1841. After resetting configuration on all, I'm not being able to connect to console on one of them. SYS ACT lights are fixed green but no console connection. Turning power off and then turning power on, lights immed...

Hello Team WE just had recently installed 6807-XL with 4 PSMs it happens that when am checking the power redundancy of the system and 2 PSMs are down the other 2 PSMs behaves differently sometimes in a (1+1) mode and some other times in (2+0) mode, a...

Hi ,alli install vsm is ok,on a single esxi5.0 hostmy pc use vmware workstation 8,install a esxi5.0,windows2008.my nexus version:Nexus1000v.4.2.1.SV2.1.1my esxi version:VMware ESXi 5.0.0 build-469512if i use  Nexus1000V-install_CNX,,install VEM,there...

Hello, i want to configure ip address in subinterfaceon cisco 2621 router ,there is the error: Router(config-subif)#ip address 10.10.10.1 255.255.255.0 % Configuring IP routing on a LAN subinterface is only allowed if that subinterface is already con...

I am having problems connecting with terminal emulation to my cisco SG500-52 switch. I have reset the switch to factory settings, reconnected serial cable, and restarted emulation session. I am not even receiving a prompt to log in, the switch boots ...

Hello Following a TCP scan port on our Catalyst 3650 from the Security team, we found port TCP 16113 is opened on our boxes. I found this is used by Network Mobility Services Protocol (NMSP) protocol; however, we don' t use it & want it disabled. I w...

Hi Folks I have an access L2 switch to which I have connected an ESX NICs with 4 access ports. I see its MACs on the ports and the ARP entry on the L3 switch. Why can I only ping the server from L3 switch but not from the L2?