Other Network Architecture Subjects

HiI am configuring a LAN which consists of 6500´s at the core and 3750´s at the access layer. I am using MST as the spanning tree protocol.I have just read the following recommendation in a Cisco document with relation to MST."Ensure that trunks carr...

Hello,well, I think I read this somewhere but, anyone has a link over Cisco or knows somewhere else where says that a router can only handle 6 alternative routes for one route in specific, in this case the default route? I have 8 alternatives configu...

I have 2 MST instances configured with data vlans belonging to one instance, voice vlans to seconds instance, and some vlans belonging to the default instance 0. There are 2 core 6500s, one setup with priority for one instance while the other with p...

Has anyone seen entire subnets of WINXP/WIN98 hosts sending 62-byte frames to 192.168.2.1, 5.1, and 7.1 for no reason? I have four subnets in one bldg that are constantly sending to these private addresses that don't exist on my network. So far, we h...

Hi All,I know this question may sound strange but here's my problem. Currently I have a simple network:access 172.17.x.x(vlan30) > 6513 > (vlan30) A/S > (vlan40) 192.168.x.x > 6513 >gwnow I need to slip my traffic shaper inline between the AS and 651...

HelloIf have a question about dot1x with ACS and LDAP. Is it possible that’s the ACS read out a LDAP directory to authorise users and give them the right vlan id. I know with freeradius should be possible but I don’t find a way to do this with the AC...

Hi, Do you have any idea if VLAN information can be provided over BILAN network? Bilan stands for "Belgacom interconnection of Local Area Networks" -- Belgacom is the telecom provider in Belgium. They have 7204 routers intalled at our site and 2600 a...

I was wondering what I need to do to properly configure the two GB interfaces on the sup. engines of a pair of 6500s to have them work properly as one pipe between the two. I am not real familiar with the proper syntax on CatOS and was hoping someone...

I am having trouble allowing traceroute to work past my ACLHere is the ACL that is causing the problemip access-list extended TDS_in permit tcp host 192.168.1.13 any eq smtp deny tcp any any eq smtp permit icmp any any permit ip 192.168.0.0 0.0.255...

I was wondering what I need to do to properly configure the two GB interfaces on the sup. engines of a pair of 6500s to have them work properly as one pipe between the two. I am not real familiar with the proper syntax on CatOS and was hoping someone...

Hi,I went to cisco web-site to search for routers, and I see routers with switching ports and functions.Then I went to search for switches, and I see switches with routing functions.Now, I'm very confused. It seems like there is no longer a distinct ...

I have 6509 sitches running 8.4(2a) code. When I issue " show cdp nei" the Device-ID is displayed as the switch serial number, this isn't of much use. I want to display the Hostname only if possible. How is this achieved?

Hello all, I am a consultant for a law firm that has about 250 users and is growing. It may grow to 500 in the next yr. I am implementing a gigabit backbone initially just for the switches. I want to have a 24pt gigabit switch that all other swit...

I hand replace the memory but it`s still ,maybe the processor has some problems,but I don`t`confirm.please tell me what is the problem,thanks!!!!!following is the error message:VIP1>show stacksMinimum process stacks: Free/Size Name 2596/3000 alle...

I do have interresting issue with VTP server and client. my test network is somewhat like this :vtp srvr fa 0/1---dot1q trunk----fa 0/13 vtp clntI have configure the server as follows :int fa 0/1encapsulation dot1qmode trunkvtp mode serverdomain nam...