Switching

Gents, We have Cisco LAN controller Model 2100 series ,but we have a problem now the controller given Amber led status and when check this status we found its mean , the problem in booting software so ,plz help us to solve this Issue.

So I have a few Powerconnect 6248p switches and Cisco SPA 504g phones. I also have a have a handful of Polycom Soundpoint IP 560 SIP phones. The Cisco SPA504g and the computer are daisy chained and connected on the same switch network port. So the ne...

Dears i have a 4500 switch with 2 vlans  2 & 3, int vlan 2 for managment and layer 2 vlan3 only  for access ports, as soon as i create a int vlan 3 and give a ip address to the int vlan 3 after a exec-timeout  i loose the connectivity to the switch m...

I need this switch in vlan 119 for management. Can someone tell me why when I pass the no shut command on int vlan 119 that I lose the switch entirely? It is uplinked off of a cisco sg300 Cisco WS-C2950T-24 Switch uplink port and vlans interface G...

I have a 3850 switch that reboots itself unexpectedly. When it comes back up, it claims it was restart by the Reload command, but no one has issued that command and nothing is ever scheduled. Is this a known bug? It's running 3.2.3E.

i created a access list on R1 router so i can only telnet from R2 to telnet host.below is my command (G.m)#access-list 100 permit tcp 10.1.1.1 0.0.0.255 host 20.1.1.2 eq telnet #int fa 0/0 #ip access-group 100 in #end but i can not telnet from R2 t...

i have formed a GRE tunnel between R1 and R4.how do i send traffic via that tunnel ? if i traceroute 6.6.6.6 loopback address from R4 it doesnt go via tunnel .output shows 192.168.3.1 / 192.168.2.1/192.168.1.1  i have attached the topology below 

Thanks for reading! How is that different from "Hardware type is Gigabit Ethernet" Servus! Bob

Hi.. I have two routers with two interfaces. INTERNAL and EXTERNAL I have one HSRP Group on each interfeac EXTERNAL Group 0 INTERNAL Group 1 Problem is that EXTERNAL Group can be active on Router1 and INTERNAL on Router2. How can I define that bot...

I have a small office with 4 or 5 pc's, networked via switch (no server) which is connected to a cisco 800 series router. There is an IP phone system also configured through the Cisco. I have a simple Network drive plugged into the switch, mappe...

I have noticed that the setup information for switches states on step 2 that "Do not use -n, where n is a number, as the last character in a host name for any switch".  I cannot locate a reason why this is not valid or what the effect is when using a...