Other Network Architecture Subjects

as i konw that debug condition interface command can analyse one specific interface. when i specified just one interface serial 3/2:5 (it is channelized with x25 line) but bebug result shows all of other interfaces (se 2/0) how can i see just one spe...

Hi all, When setting up a proper 3 layer model, i.e core,distribution,access what do they normally do, would you put the vlans on the distribution and have them routed there, or routed at the core ?

dear sir, i was curious that at the moment we have catalyst 6509 that running cat os. Can i transfer the entire configuration and made it into ios based? any idea? thanks.

Hi all,I have 2 cisco 7609 connected to non-cisco switches which do not support vlan tagging. These non-cisco swicthes are having 6 IP segments (ex: 172.1.1.0/24, 172.1.2.0/24, ...).The design is as below:7609 == 7609V V[core sw]==[core sw]V...

We have a situation that HSRP fails to work due to a partial h/w failure on the active router.What happened is the active router continously getting input error on its Ethernet interface. User traffic fails to be received by this router. However the ...

Hi. I have two Cat6506 (redundant collapsed-core config) configured w/ RPVST+ and connected to this are a series of Cat2950s configured with PVST. My question is, is this a good practice configuration of STP? (running both RPVST+ and PVST on the sam...

Dear all,I have a question, which is probably very easy to answer. I've setup a network with auto qos enabled. between the switches I have a dot1q trunk. Now I want to connect a switch to an access port (so it works more like a hub), does this effect...

I'm in the process of acquiring routers and switches for my lab and would like some advice. 1) Is there an easy way to find out if a version of IOS supports a specific feature set that I'm looking for? I'd like to know, for instance, if HSRP, OSPF,...

hi,a switch 2924 ver 11.2 need to upgrade the IOS.How to check a suitable version?Thanks!Samuel

I have an HSRP router plugged into port g1/0/15 on a 3750G switchI want to deny all ICMP traffic, can I use this ACL on this int?The HSRP Router address is 210.233.44.130ip access-list extended deny-icmp permit icmp host 210.233.44.0 any remark Do no...

What will the default trunking protocol be if negotiated by dtp ? e.g. ISL or 802.1q

Can anyone tell me why people use mpls and what the benifits are over normal wan routing ?

Hi, port based ACL is possible on 2950? i mean my requirement as follows on a vlan having diff. network segment, switches are vlan 5, servers vlan 6, clients vlan 7, pc vlan 8,they interconnect each other, layer 3 - 3750, layer 2 - 2950, on one of ...