Concept Guide
S6100 — OIR
This section deals with information on the S6100–OIR (Online Insertion and Removal) feature.
Online Insertion and Removal of Modules
There are 3 scenarios you may come across with regard to Online Insertion and Removal of Modules:
1 Inserting a module in an empty slot (a module slot that did not have any module-type provision at, and since the last reboot of the 
system):
a QSFP+, and QSFP28 modules can be inserted in the empty module slot without any provisioning.
b In case of a QSFP28_4CXP module, provision QSFP28_4CXP module-type on the module slot, save the conguration and reload 
the system prior to inserting the module in the empty slot.
2 Changing from one module type to another:
a Remove the previously existing module.
b Remove the previously existing module-type conguration from the module slot.
c Provision the new module-type on the module slot, save the conguration and reload the system prior to inserting the new 
module.
3 Replacing a faulty module / same module type:
a Remove the existing module and insert the new module which is of same type. No other conguration changes or system 
reloads are required.
NOTE
: The current module-type conguration on a module slot and the module-type conguration on the module slot, at the 
time of last reload of the system, can be checked using the "show inventory optional-module" command.
VLAN Interfaces
VLANs are logical interfaces and are, by default, in Layer 2 mode. Physical interfaces and port channels can be members of VLANs.
For more information about VLANs and Layer 2, see Layer 2 and Virtual LANs (VLANs).
NOTE
: To monitor VLAN interfaces, use Management Information Base for Network Management of TCP/IP-based internets: 
MIB-II (RFC 1213).
NOTE: You cannot simultaneously use egress rate shaping and ingress rate policing on the same VLAN.
Dell EMC Networking OS supports Inter-VLAN routing (Layer 3 routing in VLANs). You can add IP addresses to VLANs and use them in 
routing protocols in the same manner that physical interfaces are used. For more information about conguring dierent routing protocols, 
refer to the chapters on the specic protocol.
A consideration for including VLANs in routing protocols is that you must congure the no shutdown command. (For routing trac to 
ow, you must enable the VLAN.)
NOTE
: You cannot assign an IP address to the default VLAN, which is VLAN 1 (by default). To assign another VLAN ID to the 
default VLAN, use the default vlan-id vlan-id command.
To assign an IP address to an interface, use the following command.
• Congure an IP address and mask on the interface.
INTERFACE mode
ip address ip-address mask [secondary]
– ip-address mask: enter an address in dotted-decimal format (A.B.C.D). The mask must be in slash format (/24).
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