Other Network Architecture Subjects

whats the best practice when you link a core switch with a say 10 vlans to a router or firewall. 1. Does the interface linking this 2 devices has to be a lone interface in a separate vlan..2. or is it just ok to connect this interface in a vlan with ...

We use a Cat 3550 as the Gbit backbone of our networkWhen doing analysis of from the NIC ofmy PC it seems to be sending out alot of broadcast(arp) 45-50% of trafficIt is not configed to run as the DHCP server.Can anyone tell me if it should be broadc...

I've got two webservers configured with loopback interfaces that have the IP address of the Virtual Server. They other interfaces on them, have their Real IP's with their default gateway pointing to the Cisco PIX DMZ Interface. Is this why the web ...

i have catallyst 2950 and 2924 switches in my lan but 2924 switches are getting hanged quite often and when i replace them with d link backup switches in the same working conditions in my customers premises the dlink switches never hangi got the 2924...

Does anyone know if the 3548XL can do L3 with dynamic routing protocols.? if you were to believe the sales blurb it apparently has the "Advanced switching features support multiple media types and bandwidth configurations within a single switch plat...

I have a new install of LMS. I am trying to setup device sync between ANI server and Essentials DB. I keep getting errors. Anyone else having this problem.Thanks

I am having FR provider issues and of course the provider says they are not in the wrong. I am trying to prove that their FR switches are dropping my frames in transit.Can someone explain to me what the in pkts dropped counter means? DLCI = 19, DLCI ...

Hi, Does somebody have a clue what the "Available Bandwidth" line in the show interface output below means ? Find the "sh run" of this specific interface below as well. router#sh int s0Serial0 is up, line protocol is up Hardware is MK5025 Internet ...

I've setup two subinterfaces on two seperate routers. The etherchannel links connecting them to the switch are trunks w/ no restrictions. Below I've setup two virtual interfaces on the same subnet and same vlan... The layer 3 info is correct as is...

I am attempting to connect a single E1 channel to a Martis DXX using frame-relay. Till now, no success.I have setup a subinterface which has the state of "interface up, line protocol up".The subinterface has an address.The cisco is sending LMI reques...

I want te read the serial number of a 3548 switch,but i can't find the OID for it.....Is there someone out there who did this before

I'm troubleshooting a problem with high CPU on a 6500/Sup720. On a 6348-RJ45 port, I see a huge increase in processed switched packets when the problem occurs. I sniffed the port and found the device that is sending the packets. It is sending a lo...

I am receiving input and CRC errors on a serial interface when opening certain Microsft Excel files. I have replaced routers, CSU's, and cables on both sides. Clocking, framing, and line coding are correct. Loopback test appera to be good. The telc...

Hi!I have a problem with subj on Catalyst 5505 without UPLINK module.If connect computer with MAC 0060.08C8.498F and ip 1.8.7.214 to ports 2/24 èëè 3/24 then ...nothingConsole> (enable) sh vmps mac MAC Address VLAN Name Last Requestor Port ID Last Ac...