Other Network Architecture Subjects

I need to keep my LANS isolated in the router and as they go across the WAN to another router where they will still be isolated untill they get to there LAN interface. I would Like to use different VRF instances, but cannot figure how to tunnel them ...

Hi all,Does any body know how to change the authentication prompt and banner in telnet? the aaa authentication prompt command does not work in telnet.Thank you!Best RegardsTeru Lei

There are two different expression about BGP filtering issue in the Cisco documents. As you can see in the attachment which expression is correct that explain order of prefix-list,filter-list,route-map when some or all are applied to one neighbor in ...

Hi.Does anyone knows a document, where i can find the different switching performance (process switching, fast switching, CEF) for the Cisco 2621.I only found, that the "maximum throughput" is 25kpps when using fast-switching. But nothing mentioned a...

Hello all,Its my first time posting on these forumns. I am in need of some help. Here is my problem. I have 2 gbic interfaces on 2 5500 catalyst switches. I can't seem to get one of the gbic's to link with another gbit. here is the output when I do a...

I was looking on Cisco's site and was having trouble finding a section on blade compatibility between 2 different switch models. We are thinking of going from a Cisco (WS-C4003-S1) to what Cisco recommends a Catalyst 4503 Switch. I was trying to fi...

I have a 2600...With T1 to internet..also have DSL but it goes into its own DSL Router...so I have an ethernet connection to the second Ethernet connection on the 2600.... There is no NAT running on the router...I have NAT being done by a PIX....what...

The first thing here for me is I have not used the tracked interface command in an hsrp configuration so I am trying to understand this to make sure I meet my config need. Sorry for being a bit long winded here but….I need to configure HSRP on a rout...

Is it possible to configure Cisco 828's to use a DHCP server without using any NAT commands? We are currently running Cisco 828's to a Cisco 6015 (DSLAM) and then to a CISCO 3725 router, which in turns plugs into a 6509 for network connectivity. We...

I have now had 3 fiber GBIC 1000BASE-SX 850nm modules go bad. I am trying to see also if these are covered under any Cisco warranty or recall ????. This is on the same 2 switches ...1 is a newer 3550 and the other is a 3548. Let me say that in the la...

Hi,Anyone compared these two: Catalyst 3750 and Catalyst 3750 [Pros and Cons].Thanks

Can anyone please tell me if the 2801 with the following IOS allows configuration for BGP or do I require a feature set upgrade - If so, which one?Cisco IOS Software, 2801 Software (C2801-IPBASE-M), Version 12.3(8)T6, RELEASE SThanks in advance

Hi, all...I have a CSS load balancer set up to load balance a pair of DNS servers running bind on RedHat. The keepalive script provided, ap-kal-dns, only checks to determine if named is up and running on the DNS servers. On the DNS servers, though,...