Other Network Architecture Subjects

While not the administrator of a network employing Cisco hardware, I am currently a victim. Ever since my university has switched to Cisco switches (routers?) for all living facilities, many popular games such as Counter-Strike and Battlefield 2 have...

Hi,What version of IOS should I use for a Catalyst 3750? I don't need layer 3 functionality, but I do need SSH support. Which version is the most stable? Can I run the 3750 off a bin image instead of a .TAR image?If I do use the bin image what functi...

Hi, I'm trying to convert a switchport into a L3 port in a 4507R running IOS Version 12.2(20)EW, but when I execute the command "no swtichport" it displays the following message: "Command rejected: Not a convertible port."-----------------------Sw2-L...

My company is upgrading our T1 wan to a Metro Optical Ethernet (MOE)from our service provider. At our main site we will be connecting to the MOE via a 7206-VXR NP-G1 at gig speeds. Other remote sites will be connecting to the MOE using one of two m...

Platform : C6500+SUP720+122-18SXE1How can I disable igmp version 2 globally ?without breaking ipv4 multicast ?no ip igmp version 2, seems doing, but does nt disable igmp either globally or on an interface.Best RegardsFlorence

hello, first sorry for my bad englishi just wanted to know how configuring PAT (port address translation)like this :?amir(config)#ip nat inside source static tcp 192.168.1.1 1000 172.16.1.1 1000or not?2nd question i have is:when i need to write: "ip ...

Hello-I am trying to configure a 1601r router to use two ethernet ports. Is this possible? I know it has one built in port, but how about adding another ethernet port by using a WIC enet card or using the AUI connection? I have not been able to fi...

Hi,I was wondering if anyone could assist in clarifying the components that I would need to support a RAS solution on a 2800 series router. The idea is to be able to support up to 30 incoming calls, could be both analog and ISDN.With the 3600 series ...

I have a Catalyst 4506.It reloaded for several time since one week ago.Could any one help to solve this problem?sh ver:Cisco Internetwork Operating System SoftwareIOS (tm) Catalyst 4000 L3 Switch Software (cat4000-I9S-M), Version 12.1(19)EW1,EARLY DE...

Does anybody have some usefull links or information regarding CEF/Multi-layer switching? How are these features interacting with each other? Key differences?Thank's a lot.Florian

Can we stack EMI and SMI together?(WS-C3750G-24TS-E with WS-C3750-24PS-S)If it's OK will SMI switch be upgraded to EMI? I came across one Cisco article says that if IOS is different, the member will be upgraded from master.

Hello friends,I procured one Cisco 2612 Router with 16 MB flash. The router was with 12.1 IOS. I tried to upgrade the ios to 12.3 but I am getting the following error.Please refer the attached output.rommon 1 > dir flash: File size ...

I've Catalyst 3750GSystem image file is "flash:c3750-i9-mz.121.11-AX/c3750-i9-mz.121.11-AX.bin"I want to filter traffic between VLANs.First i created ACL 100 which allow all with logging but i couldn't see traffic between VLANs. Why?!interface Vlan1...