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BGP Example 1

Posted by MSSK , 04 August 2012 - - - - - - · 1,159 views

BGP Example 1 Elements

Our network above consists of 3 Autonomous systems; R1 R2 and R3 are in AS #123, R4 in AS #4 and R5 in AS #5
We will advertise the same two networks toward AS #123 and we will trace the routes as they enter AS #123

Configuration

R1#sh run int f0/0
interface FastEthernet0/0
ip address 10.1.12.1 255.255.255.0
speed...


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IP SLA With EEM

Posted by MSSK , 04 August 2012 - - - - - - · 2,174 views

IP SLA With EEM Elements

Our network consists of 3 routers, R1 is the customer router, R2 and R3 will simulate ISPs
The goal is if the target IP address 2.2.2.2 is lost, a default route will be injected pointing to R3 and this will be monitored via an IP SLA configuration.
If the reach ability is maintained again, then the default route is removed , and...


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K2 Related

Posted by MSSK , 28 July 2012 - - - - - - · 1,797 views

K2 Related Frame-Relay

Configure R1 and R3 for frame relay,configuring R5 as the frame relay switch according to the following requirements:
• Use cisco LMI on FR switch on R5 and autosense on R1 and R3.
• Don't use any static frame-relay maps
• Use frame-relay encapsulation as "cisco"
• Use the DLCI assignment...


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Routing Examples 1

Posted by MSSK , 27 July 2012 - - - - - - · 962 views

Routing Examples 1 Elements

Our network consist of 3 routers with OSPF configured on a segment and EIGRP configure on the other one
We will start with the basic configuration and then go through the cases

Configuration


R1#sh run int s0/0
interface Serial0/0
ip address 10.1.12.1 255.255.255.0
clock rate 64000

R1#sh run int lo0
interface...


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L2tpV3

Posted by MSSK , 26 July 2012 - - - - - - · 998 views

L2tpV3 Elements

Our network above consists of 4 routers ,2 acting as PE (Provider Edge) routers and 2 acts as CE (Customer Edge).
The goal is to achieve connectivity between CE routers as if they were directly connected , i.e. we are going to establish a type of L2VPN connection over the PE cloud which runs OSPF as an IGP to maintain reachability...


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EIGRP Unequal Cost Load Balancing and Variance Manipulation

Posted by MSSK , 25 July 2012 - - - - - - · 1,199 views

EIGRP Unequal Cost Load Balancing and Variance Manipulation Elements
The network above consists of 4 routers and 1 switch representing a LAN segment.
The 192.168.4.0/24 prefix is our concern, which we will make our calculations in regards to.
Configuration
All of the devices will operate in AS 1 with updates advertised out of the interfaces operating...


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MPLS L3 VPN

Posted by MSSK , 23 July 2012 - - - - - - · 1,779 views

MPLS L3 VPN Elements
PE: Provider Edge router which is located at the SP side and will participate in the routing with the customer side, also known as LER (Label Edge Router), summarizing:
providers’ gateway into the backbone network
Maintains a separate routing instance per customer...






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