Other Network Architecture Subjects

I am trying to determine at approx. what time a serial interface on a Cisco 3745 went down/up.The relevant show command outputs are as follows:R1>sh logging historySyslog History Table:1 maximum table entries,saving level warnings or higher 378 messa...

Hi everyone I have a problem on Cisco ME-3600  multicast service. Output of command show ip mroute active the results are shown very very slow  Multicast devices on the network are waiting for 6-7 min or maybe more for ip dhcp response from dhcp serv...

Hello Everyone,I know two wires are used to send data and two wires for receiving in10M Base and 100M Base Ethernet cable., but why two wires? Data are sent on two wires at the same time?Thanks

Hello,      I have configured multiple VLANs in a Cisco Catalyst 3750. This L3 switch is also acting as the DHCP source. I would like to know where can I find the DHCP logs in a this Cisco catalyst L3 switch? So I can direct it to a server where I ca...

I need help with finding the power supply for it, can anyone help me where can i purchase for one. what is its model number? thank you

Hi,Can someone help?The network diagram as below:-Internal network --|FW|--|7204|--External Network****************************|****************************|*********************Management VlanAs you can see above, I have 3 FE interfaces and I am try...

Hi all,I'm wondering if possible one another? like this.1. 4500X series2. SG300 I'll connect it each other using UTP cable.But, you know, 4500X support 10Gigabit, but SG300 support 1Gigabit. Is is compatible with 4500X and SG300, indeed? I think it i...

I have GNS3 simulator and I am trying to increase the flash memory. I've changed the memory in the GNS3 -> R1 -> Configure -> Memories and disks -> PCMCIA disk slot to 124 MiB.I created a new topology and set the memory. Still it shows the same 8MiB ...

I am writing to see if any of the experts can give advice on how to upgrade the boot loader version on a Catalyst 3560 switch? I have tried installed the software through a tar archive download-sw, I have tried copying the IOS bin file only, I have t...

Not sure I am posting this Question in the right area. One of our staff members has approached me and asked whether there is a way to connect our Cisco Unity based phone system to our Entry doors.For example, a visitor is at the entrance door which i...

 Could anyone share Cisco Router and Switch Models as per below specs.  Routers with Minimum 8 Ethernet ports (1Gbps) & 4 FC Ports)Manufacturer  Model No  FunctionsHigh performance Routing for data exchange between data centres, remote WorkStation, D...

HI all, I've one of my customers who wants to stick to single ISP but wants to implement the full redundancy (no single point of failure) network scenario, is there a way to connect to 2 routers internet facing with in an active/standby fashion to a ...

I have a 2911 router running NBAR and can see what ports are mapped to an application that NBAR recognises using the command:show ip nbar port-mapHowever on my ASR router I can't see the same output as the command has been deprecatedAny ideas how I c...