3-7 Vlan Se
This document was uploaded by user and they confirmed that they have the permission to share it. If you are author or own the copyright of this book, please report to us by using this DMCA report form. Report DMCA
Overview
Download & View 3-7 Vlan Se as PDF for free.
More details
- Words: 180
- Pages: 5
Providing VLAN support with SkyEdge Name and title of the presenter, Date
1
Why to use VLANs in a satellite network? Security - Providing total separation between different VSATs
Higher flexibility - Duplicate IP addresses in different VLANs are allowed
Shared hub environments
2
VLANs in general VLAN = Virtual Local Area Networks (802.1Q)
A tag in the Ethernet header (Layer 2) Logical grouping of network nodes (manageability)
Provides a separation of the network into ‘broadcast domains’ Provides a security mechanism Reducing traffic in the network (L2 broadcast) The standard supports 4,096 VLANs
3
VLAN support in SE 4.0 – tag mode VSAT side - the VSAT adds a VLAN tag (one per VSAT)
VSAT
VSAT
Hub side - a VLAN switch separates the IP traffic Group 1
Benefits Two or more VLANs belonging to separate companies can share components of the hub Each customer enjoys total separation from the other customers, Duplicated IP addresses (in different VLANs) is enabled – high flexibility
HSP
Group 2
DPS
Switch Group 1
Group 2
Servers
Servers
VLAN #2
VLAN #1
4
5
1
Why to use VLANs in a satellite network? Security - Providing total separation between different VSATs
Higher flexibility - Duplicate IP addresses in different VLANs are allowed
Shared hub environments
2
VLANs in general VLAN = Virtual Local Area Networks (802.1Q)
A tag in the Ethernet header (Layer 2) Logical grouping of network nodes (manageability)
Provides a separation of the network into ‘broadcast domains’ Provides a security mechanism Reducing traffic in the network (L2 broadcast) The standard supports 4,096 VLANs
3
VLAN support in SE 4.0 – tag mode VSAT side - the VSAT adds a VLAN tag (one per VSAT)
VSAT
VSAT
Hub side - a VLAN switch separates the IP traffic Group 1
Benefits Two or more VLANs belonging to separate companies can share components of the hub Each customer enjoys total separation from the other customers, Duplicated IP addresses (in different VLANs) is enabled – high flexibility
HSP
Group 2
DPS
Switch Group 1
Group 2
Servers
Servers
VLAN #2
VLAN #1
4
5
