Switching

Hi all,I have a problem with NTP on a couple of 3750 switches which are routing between VLANs.Switch A is connected to Switch B (via a trunk port with no pruning) and both are running NTP. Both have multiple IP addresses and act as gateways to the V...

Can anybody tell me which website i can get information about basics of networking.Basically iam not from Tech side. Iam from sales

Is there a way to vlan my 3560's from my wiring closets to the coresponding ports on my 4506? I had a Cisco certified person come in the other night when we set up our 4506 and he was supposed to do this. Any way to check that he did?thanksGary

Hi allWhen i configuer my 1721 router, I got this error when I configuerd Ethernet interfaces please help :-*Mar 1 03:03:25.927: %PQUICC_ETHER-1-LOSTCARR: Unit 0, lost carrier. Transceiver problem?

Hiplz;i need information about the fiber channel!where & when we use this technology?10xs for ur reply as well ur help

Hi,Is there a XENPACK line card for Cisco 4507R? I was thinking about a network Design that has 4 Cisco Catalyst 3750G-16TD acting as distribution switches. These distribution switches would be linked back to the core using 10Gb XENPACK modules. *...

I have a C3750 series switch connected to a foundry switch via Fiber and i want to setup another connection between the C3750 and a netgear switch to act as backup to the link between the cisco switch and the foundry. i want the backup link to come u...

Hi,i have one fa port of a cat2924XL connected to another fa port of a cat2950. Both ports are configured for 100Mbps/full and 802.1Q trunking. They are connected via 2 patton vdsl modems (2 wire line) that are 802.1Q compatible(the manual says so!!)...

we hv cisco 2520 router , it uses CPU high upto 100% when load increas , can we add more memory if yes then how much, beside it which router is better then 2500 series.

When i use the single sup1A to the 6509 chassis and boots it come to normal.All the 4 LEDS are green. (status, system,active,pwr mgmt) but whenever i inserted the second standby sup1A to the slot 2 of the chassis it boots the image and finally it sh...

Hello all,I want to setup e0/0 on my 2611 to recieve DHCP address from my ISP (Comcast). I tried several variations of "ip address dhcp" on int e0/0 and nothing worked. The port is up, but NOT plugged in. Does that matter, because if it doesn't, I c...

I would like to setup my two Cisco 3560 switches with separate subnets for workstations, servers, and VPN clients (ISA Server). The switches will be connected via a Cisco SFP Interconnect cable.Do I need a VLAN for each subnet? If I setup 10.0.1.0,...

dear sir, With refer to below, anyone know how to modify the read write right? for example this line -rwx ? thanks. please advise. 91 -rwx 3909 Mar 1 1993 00:01:35 +00:00 config.text test#dir flash:Directory of flash:/ 2 -rwx ...

dear sir, Anyone have exprience to recover lost password at catalyst 3550 switch? We hope to recover the switch password without losing the running configurations . The hardware box is live. Please advise. thank you very much. Your effort shall be ...

dear sir, From the catalyst 3550 switch, Please advise how to recover forgotten password if password recovery mechanism disabled? I hope can keep the existing running configurations. It's a live working box. Please advise. thank you very much.