Other Network Architecture Subjects

Hi...We have 60 vlans in our network. We use 6509 as a core switch and all edge switches are connected directly to it.We would be receiving a vidoeconferencing software in 3 months time where 60 out of 2000 employees will be using it.- What is recomm...

here is the output my a cat switch.South_Korea(config-if)#switchport trunk encapsulation ?dot1q Interface uses only 802.1q trunking encapsulation when trunkingisl Interface uses only ISL trunking encapsulation when trunkingI wonder why call "dot1...

1- Dose OSI Model has applicability to the “real world”?

I have 24 switches (mixture of 3524/48 and 2950T/G) in two clusters all hanging off a core catalyst 4006 with SupII running catOS. I am aware of the problem with clustering through this device as it is CDP enabled but does not support clustering so w...

Hi, I have a few stacked cisco 3750 switch. If I upgrade the IOS with .bin or .tar file format with one of the switch via remote CLI telnet. How to transfer the IOS to other switch?Is that posiable to telnet to different unit (Stacked switch) remotel...

Hi all,Appreciate if someone could shed some light on this. When configuring the MTU on an interface using the "mtu" command, does the specified MTU serve as a default for all L3 MTUs or is that supposed to be an absolute maximum MTU ? E.g. can we ...

hello all,we have 4 3750s in our isp environment. i observed two weird things. the config-register shows "0xF". i dont have a config-register command in Global config mode.hostname#show verCisco Internetwork Operating System SoftwareIOS (tm) C3750 So...

I have a small site which has a 3640 router that services 8 different subnets with the local lan configured as 192.168.80.0. I have DHCP running on the 3640 side of the network. I have another location using the same subnet 192.168.80.0 that I need t...

To connect to Host in a X25 network from an IP network EICON Card is used, Can we use Cisco Router instead, if yes how??

Dear sir,I want to know how the triggered updates work in IGRP routing protocol. Means what is the significance of triggered updates in IGRP?Regards,Tushar.

Good morning,Got the following route-map:route-map setmed permit 10 match ip address 2 set metric 120route-map setmed permit 20 set metric 50I did not define the Access-list 2 at all.What is the behaviour for the route map?It will mark 50 , 120 or no...

HiI got an problem with an connection between an 4500 router and several 2950 catalyst switches.When i give the command: "sh arp" on my router, there are ip addresse with an incomplete mac address.And it is impossible to connect to the switch outside...

I'd like to permit a portion of a Class B subnet for snmp access. The subnet's mask on the router is 255.255.255.0 and I'd like to permit the 208 ip and fifteen IPs after it.set ip permit ###.###.###.208 255.255.255.15 snmpwhen viewing the permit lis...

i have a 4 to 6 tunnel set up accros a test LAN and the best datarate obtained is 300KB/s. Routers are 2621XM and with this tunnelling they run at 70% CPU utilisation. Anybody had this problem and solved it? Or is it a limitation of the Cisco solu...