Other Network Architecture Subjects

At this URL:http://www.cisco.com/en/US/products/hw/switches/ps4324/prod_release_note09186a00800aded7.html#wp26366Cisco document said:We do not recommend using the UplinkFast feature on switches with more than 20 active VLANs because convergence times...

All,Thanks in advance! I have an issue with one of my BDR routers and the cisco 2611 has lost its image and will not boot and I am unabel to access the router via console. When I connect via console cable I get nothing but "*******^%%$$#$%^" jibber...

Hi,How do I check which switch does the root ID mac address belong to? Also how do I list the MAC address of the vlan on a cat6509 switch. Thanks.sample output from access switch Root ID Priority 8192 Address 000e.d6d6.ac00 ...

In STP when a link between two switches goes down then which switch will start sending TCN BPDUS's. Assume that the root bridge is not connected directly to either of the two switches. I have read documentaion on hoe TCN works and all that stuff. But...

I have a Cat 4510 currently configured with 2 SPAN Port monitor sessions each monitoring both TX and RX traffic on my voice VLAN. I need to add an additional session to see all of this traffic and have it sent to a box running my VoIP Monitoring sof...

I am attempting to TFTP a Large Image to a a 6503 sup engin 7200. The TFTP starts and continues and never fails but Packet ACK reset to 0 on the tftp server and the file is resent, at no time does the TFTP or server stop. I have tried a number of T...

Hi, I have a 3560 switch that supports private vlans. There are few computers connected to it and private vlans work fine. Now I need to connect a 2960 switch to 3560 switch. 2960 seems to have no private vlan configuration options but it can be priv...

I Need to restrict upload speed with my 3560 and I'm going to do it with policy maps. If I want to configure interface so that it would have upload speed of 4Mbps what would be a good burst size? I planned to do it like this:class-map match-all rate-...

HI all,We have 4 switches connected like the diagram given below.What happens when link between mux to mux goes down mean any fiber cut in SP network our ethernet interface from switch 1 doesn't go down and for vlan 2 all data goes black holed.bcos s...

I have an input link with the bandwidth 10Mbps from my ISP. I wish to divide it physically into three parts 2Mbps, 2Mbps, 6Mbps for different LANs. Is there any router or switch or any other specialized hardware?

How do you query a native box to report config and tcn bpdu's seperately? show spanning-tree vlan x detail seems to add them together.

Can anyone tell me how to set up hsrp on my 2 routers, I have one with a dsl and the other with isdn, I want to track on the dsl port and if that goes down use the isdn ? can anyone show me a config ?

Everything I've read tells me that I need to load the Enhanced image IOS to run EIGRP on a 4500. Yet on a 4507 I have which is very definitely running Standard (or is it Basic?), where "sh ver" says "IOS (tm) Catalyst 4000 L3 Switch Software (cat4000...

I just noticed that it's not possible to configure storm-control on a 6548-GE-TX switching port. Any reason why and is there a workaround.ThanksMartin