Dell EMC D-SNC-DY-00 Exam Dumps

Dell SONiC Management Interface Configuration:

In Dell SONiC, the management port configuration is a crucial aspect that allows administrators to access and manage the network device.

The management interface typically provides out-of-band management access to the device, ensuring that even if the data network is down, the management network can still be accessed.

Common Interface Naming Conventions:

mgmt 1/1/1: This naming convention is not typically used in Dell SONiC environments for management interfaces.

ma 0/1: This could be a potential naming convention but is not standard for Dell SONiC.

Management 0: This is a logical name but does not align with the standard interface naming conventions used in Dell SONiC.

eth0: This is the standard naming convention used for the primary management interface in most Linux-based systems, including Dell SONiC.

Verification with Dell SONiC Documentation:

Dell SONiC documentation specifies that the management interface is usually named eth0.

When accessing the management interface within the MF-CLI (Management Framework Command Line Interface) environment, eth0 is the correct interface to configure.

Practical Configuration Example:

When configuring the management port, the command might look something like:

config interface ip add eth0 <management_ip_address>/<subnet_mask>

This command specifies the management interface eth0 and assigns it an IP address for network management purposes.

Dell Enterprise SONiC Deployment Guide

Dell Technologies Networking - SONiC

This detailed step-by-step explanation confirms that the correct answer is D, providing insights into the typical interface naming conventions and configuration practices within the Dell SONiC environment.

The exhibit shows a BGP EVPN route in a VXLAN environment. The route type can be determined based on the details provided. Type 2 routes in BGP EVPN are used to advertise MAC address reachability information between VTEPs (Virtual Tunnel End Points). The exhibit indicates a host route from another VTEP, which corresponds to a Type 2 route.

Dell Technologies SONiC documentation

BGP EVPN Configuration Guide

Route maps in Enterprise SONIC are used for controlling and modifying routing information. They contain a series of commands with matching criteria and actions. The permit or deny clause within route maps determines whether the matching routes are permitted or denied from being redistributed.

Dell Technologies SONiC Route Map Configuration Guide

Dell Networking Configuration Guide

Here are the steps to configure the peer link on SwitchA:

Enter Configuration Mode:

SwitchA# configure terminal

Create VLAN 101:

SwitchA(config)# vlan 101

Create Port-Channel 100:

SwitchA(config)# interface port-channel 100

SwitchA(config-if-po100)# switchport mode trunk

SwitchA(config-if-po100)# switchport trunk allowed vlan 101

SwitchA(config-if-po100)# exit

Assign Physical Interfaces to Port-Channel 100:

SwitchA(config)# interface ethernet 1/5

SwitchA(config-if-eth1/5)# channel-group 100 mode active

SwitchA(config-if-eth1/5)# exit

SwitchA(config)# interface ethernet 1/6

SwitchA(config-if-eth1/6)# channel-group 100 mode active

SwitchA(config-if-eth1/6)# exit

Configure MC-LAG Domain 1:

SwitchA(config)# mclag domain 1

SwitchA(config-mclag-domain)# peer-link port-channel 100

SwitchA(config-mclag-domain)# local-ip 192.168.1.1

SwitchA(config-mclag-domain)# peer-ip 192.168.1.2

SwitchA(config-mclag-domain)# system-mac 00:00:00:11:11:11

SwitchA(config-mclag-domain)# exit

Save Configuration:

SwitchA# write memory

Comprehensive Detailed Step by Step Explanation with Reference:

Enter Configuration Mode:

Begin by entering the global configuration mode to make changes to the switch configuration.

Create VLAN 101:

Create VLAN 101 to be used for the MC-LAG peer link communication.

Create Port-Channel 100:

Enter the port channel interface configuration mode using interface port-channel 100.

Set the port channel to trunk mode with switchport mode trunk.

Allow VLAN 101 on the trunk with switchport trunk allowed vlan 101.

Exit the port channel interface configuration mode.

Assign Physical Interfaces to Port-Channel 100:

Enter interface configuration mode for ethernet 1/5 and assign it to port channel 100 using the channel-group 100 mode active command.

Exit the interface configuration mode.

Repeat the same steps for ethernet 1/6.

Configure MC-LAG Domain 1:

Enter the MC-LAG domain configuration mode using mclag domain 1.

Specify the peer link port channel with peer-link port-channel 100.

Configure the local IP address as 192.168.1.1 using local-ip 192.168.1.1.

Configure the peer IP address as 192.168.1.2 using peer-ip 192.168.1.2.

Set the MC-LAG system MAC address using system-mac 00:00:00:11:11:11.

Exit the MC-LAG domain configuration mode.

Save Configuration:

Save the configuration to ensure the changes persist after a reboot using the write memory command.

Dell Technologies Networking - SONiC

Dell Enterprise SONiC Deployment Guide

These steps provide a comprehensive guide to configure the peer link for an MC-LAG scenario on SwitchA, ensuring the specific requirements for IP addressing, VLAN configuration, and port channel setup are met.

Network Topology Analysis:

PC1 is on VLAN 10 with an IP address in the 192.168.10.0/24 subnet.

PC2 is on VLAN 20 with an IP address in the 192.168.20.0/24 subnet.

The network uses OSPF for routing between the switches.

The OSPF area is 0, and all switches have loopback interfaces for OSPF.

Routing Table Examination (from switch1):

The show ip route command output from switch1 provides a detailed look at the routing table.

Routes to the 192.168.10.0/24 network (directly connected via Vlan10) are present.

No routes to the 192.168.20.0/24 network are listed in switch1's routing table.

For PC1 to communicate with PC2, switch1 must have a route to the 192.168.20.0/24 network.

The absence of a route to the 192.168.20.0/24 network in switch1's routing table means that switch1 cannot forward packets destined for 192.168.20.0/24.

Therefore, any ping from PC1 to PC2 will be unsuccessful as switch1 does not know how to route packets to PC2's network.

Verification with Dell SONiC:

In Dell SONiC environments, OSPF is configured to ensure dynamic routing.

The configuration must include all necessary networks for inter-switch routing.

If a network (like 192.168.20.0/24) is not included in OSPF configurations on switch1, routes to that network will not be advertised or learned, leading to failed connectivity tests like the ping from PC1 to PC2.

Dell Enterprise SONiC Deployment Guide

Dell Technologies Networking - SONiC

Topic 2, SIMULATION / Lab based