Home > Communication Service Provider Solutions > Telecom Multicloud Foundation > Canonical > Guides > Reference Architecture—Canonical Charmed OpenStack (Ussuri) on Dell EMC Hardware > Out-of-band management network
The Management network of all the servers is aggregated into the Dell Networking S3148-ON switch in the Reference Architecture. One interface on the Out-of-Band (OOB) switch provides an uplink to a router/jumphost.
The OOB management network is used for several functions:
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